ROLLOUT 1 · ncclient/ncclient
ncclient__ncclient-418
Solved
454 stotal time
15tool calls
15model calls
5,896tokens generated
125,494prompt tokens read
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System instructions 4,822 characters
You are a principal Python software engineer resolving a repository issue in `/workspace`. Your sole objective is to produce a minimal, root-cause source patch that passes every hidden fail-to-pass and pass-to-pass regression test on the first grading run. ## Critical Environment & Grader Rules 1. **Air-Gapped Sandbox & Available CLI Tools**: No network access. Never run `pip`, `uv`, `conda`, or `git fetch`. Note: `rg` (`ripgrep`) is NOT installed in the container — always use `grep -rn --include="*.py"` for fast exact searches so you never waste a tool call on `command not found`. 2. **Protected Grading Paths**: Before running official verification, the grading harness **strips and reverts all changes** to `tests/`, `test/`, `testing/`, `test_*.py`, `*_test.py`, `conftest.py`, `pyproject.toml`, `setup.cfg`, `pytest.ini`, and `tox.ini`. Every part of your fix MUST reside in non-test production source files. 3. **Untracked File Trap (`git add -N .`)**: `submit_patch` stages ALL untracked files inside `/workspace`! Never leave reproduction or scratch files inside `/workspace` — run reproductions inline via `python3 - <<'PY'` or inside `/tmp/repro.py` in a single `run_command`. 4. **Stdout Truncation Rule**: `run_command` truncates stdout after the first 5,000 characters from the TOP. Always run pytest quietly with short tracebacks: `pytest path/to/test_file.py -k pattern -q --tb=short --no-header` If a test file is large, redirect output to `/tmp/pytest.log` and inspect `tail -n 80 /tmp/pytest.log` so failure tracebacks at the bottom are never cut off. 5. **Strict Pacing Discipline**: `get_status` and `submit_patch` are free and do NOT count toward `max_tool_calls`. Target **16-22 counted tool calls total**, and **begin your first `edit_file` change no later than tool call 15**. Reserve at least 4 calls for verification, `git status --short && git diff`, and submission. ## Execution Protocol ### Phase 1 — Pinpoint Code & Tests Immediately (1-2 tool calls) - The user message already contains `Workspace Layout` — do NOT waste a turn running `ls` on top-level directories. - Run a single compound `run_command` with `grep -rn --include="*.py"` to locate: (a) the exact symbols, error strings, or functions from the problem description, (b) **all parallel or sibling implementations** (for example sync + async variants, `Client` + `AsyncClient`, serializer + deserializer, multiple backends/dialects, base + subclass methods, `__init__.py` / `__all__` exports), and (c) the closest existing unit test files under `tests/`. ### Phase 2 — Deep Read & Spec Anchor (2-5 tool calls) - Use `read_file` with generous `start_line` and `end_line` windows (180-300 lines per call so you read whole modules in fewer calls) on the target function/class, callers, type annotations, and neighboring tests. - Before editing, verify every explicit and implicit requirement from the issue: exact parameter names, defaults, boundary/domain edge cases, exception types/messages, `None` vs empty collection vs falsy (`0`, `False`, `""`) semantics, mutability/copying, and return types. ### Phase 3 — Reproduce Bug in One Call (1 tool call) - Run ONE concise command (`python3 - <<'PY' ... PY` or targeted `pytest ... -q --tb=short --no-header`) via `run_command` to observe the exact pre-fix failure. Do NOT spend multiple tool calls writing separate reproduction scripts. ### Phase 4 — Surgical Implementation Across All Parallel Paths (1-4 tool calls) - Begin editing by tool call 15! Use `edit_file` with 4-6 lines of exact surrounding context copied from `read_file`. - Update ALL parallel codepaths (sync/async, multiple classes/dialects, type hints) consistently so partial fixes do not fail sibling tests. - **2-Strike Edit Rule**: If `edit_file` fails twice on the same block due to whitespace or escaping, do not retry `edit_file` a third time — apply an atomic Python transformation via `run_command` and immediately verify `python3 -m py_compile path/to/file.py`. ### Phase 5 — Edge-Case Verification, Diff Hygiene & Clean Exit (2-4 tool calls) - Run a single compound `run_command` testing both your reproduction + boundary edge cases (`None`, empty input, leading/trailing delimiters, subdomain/prefix boundaries, subclass/async parity) AND the relevant existing `pytest` module(s) with `-q --tb=short --no-header`. - Run `git status --short && git diff` via `run_command`. Confirm: - ZERO untracked (`??`) files in `/workspace` (`rm -f` any untracked workspace files immediately), - ZERO modifications to `tests/` or protected config files (`git checkout -- tests/` if touched), - Minimal, clean diff with valid imports and indentation. - Call `submit_patch` once verification passes, then respond with a brief 2-sentence plain-text summary and make NO further tool calls.
Task prompt 4,220 characters
You are evaluating a software engineering task for repository ncclient/ncclient.
Problem Statement:
Release 0.6.8 xpath filter incompatible with previous releases
The following code used to work in 0.6.7 and earlier,
```
from ncclient import manager
path = '/a/b/c'
with manager.connect(...) as m:
reply = m.get('xpath', path)
```
Now this code throws an error
```
File "test-netconf.py", line 7, in <module>
reply = m.get(filter=('xpath', path))
File "/usr/local/lib/python3.8/site-packages/ncclient/manager.py", line 226, in execute
return cls(self._session,
File "/usr/local/lib/python3.8/site-packages/ncclient/operations/retrieve.py", line 83, in request
node.append(util.build_filter(filter))
File "/usr/local/lib/python3.8/site-packages/ncclient/operations/util.py", line 53, in build_filter
ns, select = criteria
ValueError: too many values to unpack (expected 2)
```
The path parameter in 0.6.7 used to be a string, even the current document still so specifies. But in the unit test and the code the path is expected as a tuple.
Please consider making this backward compatible, and announce such major changes before releasing it.
## Task Budget (Session terminates when any budget is exhausted)
- Time allowance: 7.5 minutes
- Tool calls allowance: 30 calls
- Max loop iterations: 40 turns
## Execution Environment Rules
- Single command timeout: 90 seconds (commands exceeding this fail without ending the session)
- Command output limit: 5000 characters
- File view limit: 150 lines per read_file call
- File character limit: 10000 characters per read_file call
- Environment is offline (no network/PyPI access). All repository and test dependencies are ALREADY pre-installed. Do NOT attempt to run pip install or download packages.
## Instructions:
0. All source code is under `/workspace`. Do NOT search outside `/workspace` (e.g. `/usr/`, `/wheels/`, system site-packages). If imports fail, the issue is in the source code under `/workspace`, not in missing system packages.
1. Analyze the problem statement and any provided hints carefully to identify all requested script paths, CLI subcommands, or Python modules.
2. Inspect existing codebase conventions and test files before making edits.
3. Verify your implementation using targeted tests or inline assertions before submitting.
4. Call submit_patch only after your implementation is complete and verified.
5. As your final action, you must return a text-only response reporting your completion to terminate the session.
## Workspace Layout
The repository is located at `/workspace`. Here is the directory tree (up to 3 levels):
```
./Changelog
./LICENSE
./MANIFEST.in
./NOTICE
./README.md
./README.rst
./docs
./examples
./ncclient
./ncclient/__init__.py
./ncclient/_version.py
./ncclient/capabilities.py
./ncclient/debug.py
./ncclient/devices
./ncclient/devices/__init__.py
./ncclient/devices/alu.py
./ncclient/devices/csr.py
./ncclient/devices/default.py
./ncclient/devices/h3c.py
./ncclient/devices/hpcomware.py
./ncclient/devices/huawei.py
./ncclient/devices/huaweiyang.py
./ncclient/devices/iosxe.py
./ncclient/devices/iosxr.py
./ncclient/devices/junos.py
./ncclient/devices/nexus.py
./ncclient/logging_.py
./ncclient/manager.py
./ncclient/operations
./ncclient/operations/__init__.py
./ncclient/operations/edit.py
./ncclient/operations/errors.py
./ncclient/operations/flowmon.py
./ncclient/operations/lock.py
./ncclient/operations/retrieve.py
./ncclient/operations/rpc.py
./ncclient/operations/session.py
./ncclient/operations/subscribe.py
./ncclient/operations/third_party
./ncclient/operations/util.py
./ncclient/transport
./ncclient/transport/__init__.py
./ncclient/transport/errors.py
./ncclient/transport/notify.py
./ncclient/transport/parser.py
./ncclient/transport/session.py
./ncclient/transport/ssh.py
./ncclient/transport/third_party
./ncclient/xml_.py
./requirements.txt
./setup.cfg
./setup.py
./test
./test-requirements.txt
./test/__init__.py
./test/unit
./test/unit/__init__.py
./test/unit/devices
./test/unit/operations
./test/unit/reply1
./test/unit/ssh_config
./test/unit/test_manager.py
./test/unit/test_xml_.py
./test/unit/transport
./tox.ini
./versioneer.py
```
Turn 1at 24 s326 tokens out3,280 prompt tokens
The user is reporting a regression in `ncclient` version 0.6.8 where passing a string as the path in `m.get('xpath', path)` now causes a `ValueError: too many values to unpack (expected 2)`.
It seems that in previous versions (0.6.7 and earlier), `path` could be a string, but now it expects a tuple (likely `(namespace, xpath)`).
The traceback points to:
`ncclient/operations/util.py`, line 53, in `build_filter`
`ns, select = criteria`
This means `criteria` (which is passed as `filter` to `build_filter`) is being unpacked into `ns` and `select`. If `criteria` is a string, it will try to unpack the characters of the string, and if the string has more than 2 characters, it will raise `ValueError: too many values to unpack (expected 2)`.
I need to modify `ncclient/operations/util.py` to handle the case where `criteria` is a string, and likely default the namespace `ns` to `None` or something appropriate.
Let's start by examining the code in `ncclient/operations/util.py` and `ncclient/operations/retrieve.py`.
TOOL CALL · run_command
{
"command": "grep -rn --include=\"*.py\" \"build_filter\" ncclient/operations/ | grep -n \"def build_filter\""
}Result of run_command 133 characters
{
"status": "ok",
"stdout": "5:ncclient/operations/util.py:48:def build_filter(spec, capcheck=None):\n",
"stderr": "",
"exit_code": 0
}Generated tokens 326 tokens · stopped: STOP
<|channel>thought
The user is reporting a regression in `ncclient` version 0.6.8 where passing a string as the path in `m.get('xpath', path)` now causes a `ValueError: too many values to unpack (expected 2)`.
It seems that in previous versions (0.6.7 and earlier), `path` could be a string, but now it expects a tuple (likely `(namespace, xpath)`).
The traceback points to:
`ncclient/operations/util.py`, line 53, in `build_filter`
`ns, select = criteria`
This means `criteria` (which is passed as `filter` to `build_filter`) is being unpacked into `ns` and `select`. If `criteria` is a string, it will try to unpack the characters of the string, and if the string has more than 2 characters, it will raise `ValueError: too many values to unpack (expected 2)`.
I need to modify `ncclient/operations/util.py` to handle the case where `criteria` is a string, and likely default the namespace `ns` to `None` or something appropriate.
Let's start by examining the code in `ncclient/operations/util.py` and `ncclient/operations/retrieve.py`.<channel|><|tool_call>call:run_command{command:<|"|>grep -rn --include="*.py" "build_filter" ncclient/operations/ | grep -n "def build_filter"<|"|>}<tool_call|><|tool_response>
Turn 2at 31 s96 tokens out3,672 prompt tokens
Okay, `build_filter` is defined in `ncclient/operations/util.py` at line 48. Let's read `ncclient/operations/util.py` and `ncclient/operations/retrieve.py` around where they are called.
TOOL CALL · read_file
{
"end_line": 80,
"filepath": "ncclient/operations/util.py",
"start_line": 30
}Result of read_file 2,258 characters
{
"status": "ok",
"filepath": "ncclient/operations/util.py",
"content": " raise OperationError(\"Insufficient parameters\")\n\ndef datastore_or_url(wha, loc, capcheck=None):\n node = new_ele(wha)\n if \"://\" in loc: # e.g. http://, file://, ftp://\n if capcheck is not None:\n capcheck(\":url\") # url schema check at some point!\n sub_ele(node, \"url\").text = loc\n else:\n #if loc == 'candidate':\n # capcheck(':candidate')\n #elif loc == 'startup':\n # capcheck(':startup')\n #elif loc == 'running' and wha == 'target':\n # capcheck(':writable-running')\n sub_ele(node, loc)\n return node\n\ndef build_filter(spec, capcheck=None):\n type = None\n if isinstance(spec, tuple):\n type, criteria = spec\n if type == \"xpath\":\n ns, select = criteria\n rep = new_ele_nsmap(\"filter\", ns, type=type)\n rep.attrib[\"select\"] = select\n elif type == \"subtree\":\n rep = new_ele(\"filter\", type=type)\n rep.append(to_ele(criteria))\n else:\n raise OperationError(\"Invalid filter type\")\n elif isinstance(spec, list):\n rep = new_ele(\"filter\", type=\"subtree\")\n for cri in spec:\n rep.append(to_ele(cri))\n else:\n\n rep = validated_element(spec, (\"filter\", qualify(\"filter\"),\n qualify(\"filter\", ns=NETCONF_NOTIFICATION_NS)))\n # results in XMLError: line 105 ncclient/xml_.py - commented by earies - 5/10/13\n #rep = validated_element(spec, (\"filter\", qualify(\"filter\")),\n # attrs=(\"type\",))\n # TODO set type var here, check if select attr present in case of xpath..\n if type == \"xpath\" and capcheck is not None:\n capcheck(\":xpath\")\n return rep\n\ndef validate_args(arg_name, value, args_list):\n # this is a common method, which used to check whether a value is in args_list\n if value not in args_list:\n raise OperationError('Invalid value \"%s\" in \"%s\" element' % (value, arg_name))",
"start_line": 30,
"end_line": 80,
"total_lines": 81,
"is_truncated": false
}Generated tokens 96 tokens · stopped: STOP
Okay, `build_filter` is defined in `ncclient/operations/util.py` at line 48.
Let's read `ncclient/operations/util.py` and `ncclient/operations/retrieve.py` around where they are called.
<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/operations/util.py<|"|>,start_line:30,end_line:80}<tool_call|><|tool_response>
Turn 3at 50 s311 tokens out4,449 prompt tokens
Wait, the traceback provided in the issue description says:
```
File "/usr/local/lib/python3.8/site-packages/ncclient/operations/util.py", line 53, in build_filter
ns, select = criteria
ValueError: too many values to unpack (expected 2)
```
In the code I just read:
```python
48:def build_filter(spec, capcheck=None):
49: type = None
50: if isinstance(spec, tuple):
51: type, criteria = spec
52: if type == "xpath":
53: ns, select = criteria
54: rep = new_ele_nsmap("filter", ns, type=type)
55: rep.attrib["select"] = select
```
So `spec` is a tuple like `('xpath', criteria)`, and if `type == 'xpath'`, it expects `criteria` to be another tuple (or iterable) with 2 elements: `(ns, select)`.
The user says:
`reply = m.get('xpath', path)` where `path = '/a/b/c'`.
Let's see how `manager.get` calls `build_filter`.
TOOL CALL · read_file
{
"filepath": "ncclient/manager.py",
"start_line": 200
}Result of read_file 5,427 characters
{
"status": "ok",
"filepath": "ncclient/manager.py",
"content": " self._timeout = timeout\n self._raise_mode = operations.RaiseMode.ALL\n self._huge_tree = self.HUGE_TREE_DEFAULT\n self._device_handler = device_handler\n self._vendor_operations = {}\n if device_handler:\n self._vendor_operations.update(device_handler.add_additional_operations())\n\n def __enter__(self):\n return self\n\n def __exit__(self, *args):\n self.close_session()\n return False\n\n def __set_timeout(self, timeout):\n self._timeout = timeout\n\n def __set_async_mode(self, mode):\n self._async_mode = mode\n\n def __set_raise_mode(self, mode):\n assert(mode in (operations.RaiseMode.NONE, operations.RaiseMode.ERRORS, operations.RaiseMode.ALL))\n self._raise_mode = mode\n\n def execute(self, cls, *args, **kwds):\n return cls(self._session,\n device_handler=self._device_handler,\n async_mode=self._async_mode,\n timeout=self._timeout,\n raise_mode=self._raise_mode,\n huge_tree=self._huge_tree).request(*args, **kwds)\n\n def locked(self, target):\n \"\"\"Returns a context manager for a lock on a datastore, where\n *target* is the name of the configuration datastore to lock, e.g.::\n\n with m.locked(\"running\"):\n # do your stuff\n\n ... instead of::\n\n m.lock(\"running\")\n try:\n # do your stuff\n finally:\n m.unlock(\"running\")\n \"\"\"\n return operations.LockContext(self._session, self._device_handler, target)\n\n def scp(self):\n return self._session.scp()\n\n def session(self):\n raise NotImplementedError\n\n def __getattr__(self, method):\n if method in self._vendor_operations:\n return functools.partial(self.execute, self._vendor_operations[method])\n elif method in OPERATIONS:\n return functools.partial(self.execute, OPERATIONS[method])\n else:\n \"\"\"Parse args/kwargs correctly in order to build XML element\"\"\"\n def _missing(*args, **kwargs):\n m = method.replace('_', '-')\n root = new_ele(m)\n if args:\n for arg in args:\n sub_ele(root, arg)\n r = self.rpc(root)\n return r\n return _missing\n\n def take_notification(self, block=True, timeout=None):\n \"\"\"Attempt to retrieve one notification from the queue of received\n notifications.\n\n If block is True, the call will wait until a notification is\n received.\n\n If timeout is a number greater than 0, the call will wait that\n many seconds to receive a notification before timing out.\n\n If there is no notification available when block is False or\n when the timeout has elapse, None will be returned.\n\n Otherwise a :class:`~ncclient.operations.notify.Notification`\n object will be returned.\n \"\"\"\n return self._session.take_notification(block, timeout)\n\n @property\n def client_capabilities(self):\n \"\"\":class:`~ncclient.capabilities.Capabilities` object representing\n the client's capabilities.\"\"\"\n return self._session._client_capabilities\n\n @property\n def server_capabilities(self):\n \"\"\":class:`~ncclient.capabilities.Capabilities` object representing\n the server's capabilities.\"\"\"\n return self._session._server_capabilities\n\n @property\n def channel_id(self):\n return self._session._channel_id\n\n @property\n def channel_name(self):\n return self._session._channel_name\n\n @property\n def session_id(self):\n \"\"\"`session-id` assigned by the NETCONF server.\"\"\"\n return self._session.id\n\n @property\n def connected(self):\n \"\"\"Whether currently connected to the NETCONF server.\"\"\"\n return self._session.connected\n\n async_mode = property(fget=lambda self: self._async_mode,\n fset=__set_async_mode)\n \"\"\"Specify whether operations are executed asynchronously (`True`) or\n synchronously (`False`) (the default).\"\"\"\n\n timeout = property(fget=lambda self: self._timeout, fset=__set_timeout)\n \"\"\"Specify the timeout for synchronous RPC requests.\"\"\"\n\n raise_mode = property(fget=lambda self: self._raise_mode,\n fset=__set_raise_mode)\n \"\"\"Specify which errors are raised as :exc:`~ncclient.operations.RPCError`\n exceptions. Valid values are the constants defined in\n :class:`~ncclient.operations.RaiseMode`.\n The default value is :attr:`~ncclient.operations.RaiseMode.ALL`.\"\"\"\n\n @property\n def huge_tree(self):\n \"\"\"Whether `huge_tree` support for XML parsing of RPC replies is enabled (default=False)\n The default value is configurable through :attr:`~ncclient.manager.Manager.HUGE_TREE_DEFAULT`\"\"\"\n return self._huge_tree\n\n @huge_tree.setter\n def huge_tree(self, x):\n self._huge_tree = x",
"start_line": 200,
"end_line": 344,
"total_lines": 344,
"is_truncated": false
}Generated tokens 311 tokens · stopped: STOP
Wait, the traceback provided in the issue description says:
```
File "/usr/local/lib/python3.8/site-packages/ncclient/operations/util.py", line 53, in build_filter
ns, select = criteria
ValueError: too many values to unpack (expected 2)
```
In the code I just read:
```python
48:def build_filter(spec, capcheck=None):
49: type = None
50: if isinstance(spec, tuple):
51: type, criteria = spec
52: if type == "xpath":
53: ns, select = criteria
54: rep = new_ele_nsmap("filter", ns, type=type)
55: rep.attrib["select"] = select
```
So `spec` is a tuple like `('xpath', criteria)`, and if `type == 'xpath'`, it expects `criteria` to be another tuple (or iterable) with 2 elements: `(ns, select)`.
The user says:
`reply = m.get('xpath', path)` where `path = '/a/b/c'`.
Let's see how `manager.get` calls `build_filter`.
<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/manager.py<|"|>,start_line:200}<tool_call|><|tool_response>
Turn 4at 60 s113 tokens out6,239 prompt tokens
Wait, `Manager` has a `__getattr__` that maps to `OPERATIONS`. Let's see what `OPERATIONS` is. It should be defined in `ncclient/manager.py` or imported. I don't see `OPERATIONS` defined in the snippet I read. Let me read the top of `ncclient/manager.py`.
TOOL CALL · read_file
{
"end_line": 100,
"filepath": "ncclient/manager.py",
"start_line": 1
}Result of read_file 3,846 characters
{
"status": "ok",
"filepath": "ncclient/manager.py",
"content": "# Copyright 2009 Shikhar Bhushan\n# Copyright 2011 Leonidas Poulopoulos\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n# http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n\n\"\"\"\nThis module is a thin layer of abstraction around the library.\nIt exposes all core functionality.\n\"\"\"\n\nfrom ncclient import operations\nfrom ncclient import transport\nimport logging\nimport functools\n\nfrom ncclient.xml_ import *\n\nlogger = logging.getLogger('ncclient.manager')\n\nOPERATIONS = {\n \"get\": operations.Get,\n \"get_config\": operations.GetConfig,\n \"get_schema\": operations.GetSchema,\n \"dispatch\": operations.Dispatch,\n \"edit_config\": operations.EditConfig,\n \"copy_config\": operations.CopyConfig,\n \"validate\": operations.Validate,\n \"commit\": operations.Commit,\n \"discard_changes\": operations.DiscardChanges,\n \"cancel_commit\": operations.CancelCommit,\n \"delete_config\": operations.DeleteConfig,\n \"lock\": operations.Lock,\n \"unlock\": operations.Unlock,\n \"create_subscription\": operations.CreateSubscription,\n \"close_session\": operations.CloseSession,\n \"kill_session\": operations.KillSession,\n \"poweroff_machine\": operations.PoweroffMachine,\n \"reboot_machine\": operations.RebootMachine,\n}\n\n\"\"\"\nDictionary of base method names and corresponding :class:`~ncclient.operations.RPC`\nsubclasses. It is used to lookup operations, e.g. `get_config` is mapped to\n:class:`~ncclient.operations.GetConfig`. It is thus possible to add additional\noperations to the :class:`Manager` API.\n\"\"\"\n\n\ndef make_device_handler(device_params):\n \"\"\"\n Create a device handler object that provides device specific parameters and\n functions, which are called in various places throughout our code.\n\n If no device_params are defined or the \"name\" in the parameter dict is not\n known then a default handler will be returned.\n\n \"\"\"\n if device_params is None:\n device_params = {}\n\n handler = device_params.get('handler', None)\n if handler:\n return handler(device_params)\n\n device_name = device_params.get(\"name\", \"default\")\n # Attempt to import device handler class. All device handlers are\n # in a module called \"ncclient.devices.<devicename>\" and in a class named\n # \"<devicename>DeviceHandler\", with the first letter capitalized.\n class_name = \"%sDeviceHandler\" % device_name.capitalize()\n devices_module_name = \"ncclient.devices.%s\" % device_name\n dev_module_obj = __import__(devices_module_name)\n handler_module_obj = getattr(getattr(dev_module_obj, \"devices\"), device_name)\n class_obj = getattr(handler_module_obj, class_name)\n handler_obj = class_obj(device_params)\n return handler_obj\n\n\ndef _extract_device_params(kwds):\n device_params = kwds.pop(\"device_params\", None)\n\n return device_params\n\ndef _extract_manager_params(kwds):\n manager_params = kwds.pop(\"manager_params\", {})\n\n # To maintain backward compatibility\n if 'timeout' not in manager_params and 'timeout' in kwds:\n manager_params['timeout'] = kwds['timeout']\n return manager_params\n",
"start_line": 1,
"end_line": 100,
"total_lines": 344,
"is_truncated": false
}Generated tokens 113 tokens · stopped: STOP
Wait, `Manager` has a `__getattr__` that maps to `OPERATIONS`. Let's see what `OPERATIONS` is. It should be defined in `ncclient/manager.py` or imported.
I don't see `OPERATIONS` defined in the snippet I read. Let me read the top of `ncclient/manager.py`.
<channel|><|tool_call>call:read_file{end_line:100,filepath:<|"|>ncclient/manager.py<|"|>,start_line:1}<tool_call|><|tool_response>
Turn 5at 67 s106 tokens out7,431 prompt tokens
Okay, `OPERATIONS['get']` is `operations.Get`. The `Manager.execute` method creates an instance of the operation class and calls `request(*args, **kwds)`. Let's find `operations.Get` implementation. It's likely in `ncclient/operations/retrieve.py` because `Get` and `GetConfig` are retrieve operations.
TOOL CALL · read_file
{
"filepath": "ncclient/operations/retrieve.py"
}Result of read_file 4,841 characters
{
"status": "ok",
"filepath": "ncclient/operations/retrieve.py",
"content": "# Copyright 2009 Shikhar Bhushan\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n# http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n\nfrom ncclient.operations.errors import OperationError\nfrom ncclient.operations.rpc import RPC, RPCReply\n\nfrom ncclient.xml_ import *\nfrom lxml import etree\n\nfrom ncclient.operations import util\n\n\nclass WithDefaultsError(OperationError):\n\n \"\"\"Invalid 'with-defaults' mode or capability URI\"\"\"\n\n\nclass GetReply(RPCReply):\n\n \"\"\"Adds attributes for the *data* element to `RPCReply`.\"\"\"\n\n def _parsing_hook(self, root):\n self._data = None\n if not self._errors:\n self._data = root.find(qualify(\"data\"))\n\n @property\n def data_ele(self):\n \"*data* element as an :class:`~xml.etree.ElementTree.Element`\"\n if not self._parsed:\n self.parse()\n return self._data\n\n @property\n def data_xml(self):\n \"*data* element as an XML string\"\n if not self._parsed:\n self.parse()\n return to_xml(self._data)\n\n data = data_ele\n \"Same as :attr:`data_ele`\"\n\n\nclass GetSchemaReply(GetReply):\n \"\"\"Reply for GetSchema called with specific parsing hook.\"\"\"\n\n def _parsing_hook(self, root):\n self._data = None\n if not self._errors:\n self._data = root.find(qualify(\"data\", NETCONF_MONITORING_NS)).text\n\n\nclass Get(RPC):\n\n \"The *get* RPC.\"\n\n REPLY_CLS = GetReply\n \"See :class:`GetReply`.\"\n\n def request(self, filter=None, with_defaults=None):\n \"\"\"Retrieve running configuration and device state information.\n\n *filter* specifies the portion of the configuration to retrieve (by default entire configuration is retrieved)\n\n *with_defaults* defines an explicit method of retrieving default values from the configuration (see :rfc:`6243`)\n\n :seealso: :ref:`filter_params`\n \"\"\"\n node = new_ele(\"get\")\n if filter is not None:\n node.append(util.build_filter(filter))\n if with_defaults is not None:\n self._assert(\":with-defaults\")\n _append_with_defaults_mode(\n node,\n with_defaults,\n self._session.server_capabilities,\n )\n return self._request(node)\n\n\ndef _append_with_defaults_mode(node, mode, capabilities):\n _validate_with_defaults_mode(mode, capabilities)\n with_defaults_element = sub_ele_ns(\n node,\n \"with-defaults\",\n NETCONF_WITH_DEFAULTS_NS,\n )\n with_defaults_element.text = mode\n\n\ndef _validate_with_defaults_mode(mode, capabilities):\n valid_modes = _get_valid_with_defaults_modes(capabilities)\n if mode.strip().lower() not in valid_modes:\n raise WithDefaultsError(\n \"Invalid 'with-defaults' mode '{provided}'; the server only \"\n \"supports the following: {options}\".format(\n provided=mode,\n options=', '.join(valid_modes)\n )\n )\n\n\ndef _get_valid_with_defaults_modes(capabilities):\n \"\"\"Reference: https://tools.ietf.org/html/rfc6243#section-4.3\"\"\"\n capability = capabilities[\":with-defaults\"]\n\n try:\n valid_modes = [capability.parameters[\"basic-mode\"]]\n except KeyError:\n raise WithDefaultsError(\n \"Invalid 'with-defaults' capability URI advertised by the server; \"\n \"missing 'basic-mode' parameter\"\n )\n\n try:\n also_supported = capability.parameters[\"also-supported\"]\n except KeyError:\n return valid_modes\n\n valid_modes.extend(also_supported.split(\",\"))\n\n return valid_modes\n\n\nclass GetConfig(RPC):\n\n \"\"\"The *get-config* RPC.\"\"\"\n\n REPLY_CLS = GetReply\n \"\"\"See :class:`GetReply`.\"\"\"\n\n def request(self, source, filter=None, with_defaults=None):\n \"\"\"Retrieve all or part of a specified configuration.\n\n *source* name of the configuration datastore being queried\n\n *filter* specifies the portion of the configuration to retrieve (by default entire configuration is retrieved)",
"start_line": 1,
"end_line": 150,
"total_lines": 239,
"is_truncated": true
}Generated tokens 106 tokens · stopped: STOP
Okay, `OPERATIONS['get']` is `operations.Get`.
The `Manager.execute` method creates an instance of the operation class and calls `request(*args, **kwds)`.
Let's find `operations.Get` implementation. It's likely in `ncclient/operations/retrieve.py` because `Get` and `GetConfig` are retrieve operations.
<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/operations/retrieve.py<|"|>}<tool_call|><|tool_response>
Turn 6at 124 s805 tokens out8,934 prompt tokens
In `Get.request`:
```python
def request(self, filter=None, with_defaults=None):
# ...
node = new_ele("get")
if filter is not None:
node.append(util.build_filter(filter))
# ...
```
And the user says they call `m.get('xpath', path)`.
Wait, `m.get` is called via `__getattr__` which does `functools.partial(self.execute, OPERATIONS['get'])`.
`Manager.execute(cls, *args, **kwds)` does `cls(self._session, ...).request(*args, **kwds)`.
So `m.get('xpath', path)` means `Get.request('xpath', path)`.
In `Get.request(self, filter=None, with_defaults=None)`, the first positional argument is `filter`.
So `filter` becomes `'xpath'`.
Wait, if the user calls `m.get('xpath', path)`, then `filter` is `'xpath'` and `with_defaults` is `path`.
That doesn't seem right.
Wait, look at the traceback again:
```
File "test-netconf.py", line 7, in <module>
reply = m.get(filter=('xpath', path))
```
In this case, `filter` is passed as a keyword argument `('xpath', path)`.
Then in `Get.request(self, filter=None, with_defaults=None)`, `filter` is `('xpath', path)`.
Then `util.build_filter(filter)` is called with `spec = ('xpath', path)`.
Now look at `util.build_filter`:
```python
def build_filter(spec, capcheck=None):
type = None
if isinstance(spec, tuple):
type, criteria = spec
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
If `spec = ('xpath', path)` and `path = '/a/b/c'`, then `type = 'xpath'` and `criteria = '/a/b/c'`.
Then `ns, select = criteria` tries to unpack the string `'/a/b/c'`, which has more than 2 characters. This is exactly where the `ValueError: too many values to unpack (expected 2)` comes from.
The user says:
"The path parameter in 0.6.7 used to be a string, even the current document still so specifies. But in the unit test and the code the path is expected as a tuple."
So `criteria` should be allowed to be a string. If it's a string, `ns` should probably be `None`.
Let's verify this by creating a reproduction script. I don't have a real NETCONF server, so I can't run `m.get` fully, but I can test `build_filter` in isolation.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nfrom ncclient.operations import util\nfrom ncclient.xml_ import new_ele_nsmap\n\ntry:\n # Simulate spec = ('xpath', '/a/b/c')\n spec = ('xpath', '/a/b/c')\n rep = util.build_filter(spec)\n print(\"Success!\")\n print(rep)\nexcept Exception as e:\n print(f\"Failure: {e}\")\nPY\n"
}Result of run_command 443 characters
{
"status": "ok",
"stdout": "Failure: too many values to unpack (expected 2)\n",
"stderr": "/opt/py37/lib/python3.7/site-packages/paramiko/transport.py:32: CryptographyDeprecationWarning: Python 3.7 is no longer supported by the Python core team and support for it is deprecated in cryptography. The next release of cryptography will remove support for Python 3.7.\n from cryptography.hazmat.backends import default_backend\n",
"exit_code": 0
}Generated tokens 805 tokens · stopped: STOP
In `Get.request`:
```python
def request(self, filter=None, with_defaults=None):
# ...
node = new_ele("get")
if filter is not None:
node.append(util.build_filter(filter))
# ...
```
And the user says they call `m.get('xpath', path)`.
Wait, `m.get` is called via `__getattr__` which does `functools.partial(self.execute, OPERATIONS['get'])`.
`Manager.execute(cls, *args, **kwds)` does `cls(self._session, ...).request(*args, **kwds)`.
So `m.get('xpath', path)` means `Get.request('xpath', path)`.
In `Get.request(self, filter=None, with_defaults=None)`, the first positional argument is `filter`.
So `filter` becomes `'xpath'`.
Wait, if the user calls `m.get('xpath', path)`, then `filter` is `'xpath'` and `with_defaults` is `path`.
That doesn't seem right.
Wait, look at the traceback again:
```
File "test-netconf.py", line 7, in <module>
reply = m.get(filter=('xpath', path))
```
In this case, `filter` is passed as a keyword argument `('xpath', path)`.
Then in `Get.request(self, filter=None, with_defaults=None)`, `filter` is `('xpath', path)`.
Then `util.build_filter(filter)` is called with `spec = ('xpath', path)`.
Now look at `util.build_filter`:
```python
def build_filter(spec, capcheck=None):
type = None
if isinstance(spec, tuple):
type, criteria = spec
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
If `spec = ('xpath', path)` and `path = '/a/b/c'`, then `type = 'xpath'` and `criteria = '/a/b/c'`.
Then `ns, select = criteria` tries to unpack the string `'/a/b/c'`, which has more than 2 characters. This is exactly where the `ValueError: too many values to unpack (expected 2)` comes from.
The user says:
"The path parameter in 0.6.7 used to be a string, even the current document still so specifies. But in the unit test and the code the path is expected as a tuple."
So `criteria` should be allowed to be a string. If it's a string, `ns` should probably be `None`.
Let's verify this by creating a reproduction script. I don't have a real NETCONF server, so I can't run `m.get` fully, but I can test `build_filter` in isolation.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
from ncclient.operations import util
from ncclient.xml_ import new_ele_nsmap
try:
# Simulate spec = ('xpath', '/a/b/c')
spec = ('xpath', '/a/b/c')
rep = util.build_filter(spec)
print("Success!")
print(rep)
except Exception as e:
print(f"Failure: {e}")
PY
<|"|>}<tool_call|><|tool_response>
Turn 7at 147 s277 tokens out9,877 prompt tokens
Yes, the reproduction script confirms the bug.
Now I need to fix `ncclient/operations/util.py`.
I should change the unpacking of `criteria` to handle both tuples and strings.
Current code:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Proposed change:
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Wait, what if `criteria` is something else? The issue says "The path parameter in 0.6.7 used to be a string".
Let's see if there are other places where `build_filter` is used or where `xpath` filters are handled.
I'll check `ncclient/operations/util.py` again to see if there are other similar patterns.
TOOL CALL · read_file
{
"filepath": "ncclient/operations/util.py"
}Result of read_file 3,340 characters
{
"status": "ok",
"filepath": "ncclient/operations/util.py",
"content": "# Copyright 2009 Shikhar Bhushan\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n# http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n\n'Boilerplate ugliness'\n\nfrom ncclient.xml_ import *\n\nfrom ncclient.operations.errors import OperationError, MissingCapabilityError\n\ndef one_of(*args):\n \"Verifies that only one of the arguments is not None\"\n for i, arg in enumerate(args):\n if arg is not None:\n for argh in args[i+1:]:\n if argh is not None:\n raise OperationError(\"Too many parameters\")\n else:\n return\n raise OperationError(\"Insufficient parameters\")\n\ndef datastore_or_url(wha, loc, capcheck=None):\n node = new_ele(wha)\n if \"://\" in loc: # e.g. http://, file://, ftp://\n if capcheck is not None:\n capcheck(\":url\") # url schema check at some point!\n sub_ele(node, \"url\").text = loc\n else:\n #if loc == 'candidate':\n # capcheck(':candidate')\n #elif loc == 'startup':\n # capcheck(':startup')\n #elif loc == 'running' and wha == 'target':\n # capcheck(':writable-running')\n sub_ele(node, loc)\n return node\n\ndef build_filter(spec, capcheck=None):\n type = None\n if isinstance(spec, tuple):\n type, criteria = spec\n if type == \"xpath\":\n ns, select = criteria\n rep = new_ele_nsmap(\"filter\", ns, type=type)\n rep.attrib[\"select\"] = select\n elif type == \"subtree\":\n rep = new_ele(\"filter\", type=type)\n rep.append(to_ele(criteria))\n else:\n raise OperationError(\"Invalid filter type\")\n elif isinstance(spec, list):\n rep = new_ele(\"filter\", type=\"subtree\")\n for cri in spec:\n rep.append(to_ele(cri))\n else:\n\n rep = validated_element(spec, (\"filter\", qualify(\"filter\"),\n qualify(\"filter\", ns=NETCONF_NOTIFICATION_NS)))\n # results in XMLError: line 105 ncclient/xml_.py - commented by earies - 5/10/13\n #rep = validated_element(spec, (\"filter\", qualify(\"filter\")),\n # attrs=(\"type\",))\n # TODO set type var here, check if select attr present in case of xpath..\n if type == \"xpath\" and capcheck is not None:\n capcheck(\":xpath\")\n return rep\n\ndef validate_args(arg_name, value, args_list):\n # this is a common method, which used to check whether a value is in args_list\n if value not in args_list:\n raise OperationError('Invalid value \"%s\" in \"%s\" element' % (value, arg_name))\n return True",
"start_line": 1,
"end_line": 81,
"total_lines": 81,
"is_truncated": false
}Generated tokens 277 tokens · stopped: STOP
Yes, the reproduction script confirms the bug.
Now I need to fix `ncclient/operations/util.py`.
I should change the unpacking of `criteria` to handle both tuples and strings.
Current code:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Proposed change:
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Wait, what if `criteria` is something else? The issue says "The path parameter in 0.6.7 used to be a string".
Let's see if there are other places where `build_filter` is used or where `xpath` filters are handled.
I'll check `ncclient/operations/util.py` again to see if there are other similar patterns.<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/operations/util.py<|"|>}<tool_call|><|tool_response>
Turn 8at 157 s140 tokens out11,116 prompt tokens
The fix seems straightforward. I'll implement the check for `isinstance(criteria, tuple)`.
Wait, I should also check if `GetConfig` uses `build_filter`.
In `ncclient/operations/retrieve.py`:
```python
class GetConfig(RPC):
# ...
def request(self, source, filter=None, with_defaults=None):
# ...
```
I didn't finish reading `GetConfig.request`. Let me check it.
TOOL CALL · read_file
{
"filepath": "ncclient/operations/retrieve.py",
"start_line": 145
}Result of read_file 3,597 characters
{
"status": "ok",
"filepath": "ncclient/operations/retrieve.py",
"content": " def request(self, source, filter=None, with_defaults=None):\n \"\"\"Retrieve all or part of a specified configuration.\n\n *source* name of the configuration datastore being queried\n\n *filter* specifies the portion of the configuration to retrieve (by default entire configuration is retrieved)\n\n *with_defaults* defines an explicit method of retrieving default values from the configuration (see :rfc:`6243`)\n\n :seealso: :ref:`filter_params`\"\"\"\n node = new_ele(\"get-config\")\n node.append(util.datastore_or_url(\"source\", source, self._assert))\n if filter is not None:\n node.append(util.build_filter(filter))\n if with_defaults is not None:\n self._assert(\":with-defaults\")\n _append_with_defaults_mode(\n node,\n with_defaults,\n self._session.server_capabilities,\n )\n return self._request(node)\n\nclass GetSchema(RPC):\n\n \"\"\"The *get-schema* RPC.\"\"\"\n\n REPLY_CLS = GetSchemaReply\n \"\"\"See :class:`GetReply`.\"\"\"\n\n def request(self, identifier, version=None, format=None):\n \"\"\"Retrieve a named schema, with optional revision and type.\n\n *identifier* name of the schema to be retrieved\n\n *version* version of schema to get\n\n *format* format of the schema to be retrieved, yang is the default\n\n :seealso: :ref:`filter_params`\"\"\"\n node = etree.Element(qualify(\"get-schema\",NETCONF_MONITORING_NS))\n if identifier is not None:\n elem = etree.Element(qualify(\"identifier\",NETCONF_MONITORING_NS))\n elem.text = identifier\n node.append(elem)\n if version is not None:\n elem = etree.Element(qualify(\"version\",NETCONF_MONITORING_NS))\n elem.text = version\n node.append(elem)\n if format is not None:\n elem = etree.Element(qualify(\"format\",NETCONF_MONITORING_NS))\n elem.text = format\n node.append(elem)\n return self._request(node)\n\nclass Dispatch(RPC):\n\n \"\"\"Generic retrieving wrapper\"\"\"\n\n REPLY_CLS = GetReply\n \"\"\"See :class:`GetReply`.\"\"\"\n\n def request(self, rpc_command, source=None, filter=None):\n \"\"\"\n *rpc_command* specifies rpc command to be dispatched either in plain text or in xml element format (depending on command)\n\n *source* name of the configuration datastore being queried\n\n *filter* specifies the portion of the configuration to retrieve (by default entire configuration is retrieved)\n\n :seealso: :ref:`filter_params`\n\n Examples of usage::\n\n dispatch('clear-arp-table')\n\n or dispatch element like ::\n\n xsd_fetch = new_ele('get-xnm-information')\n sub_ele(xsd_fetch, 'type').text=\"xml-schema\"\n sub_ele(xsd_fetch, 'namespace').text=\"junos-configuration\"\n dispatch(xsd_fetch)\n \"\"\"\n\n\n if etree.iselement(rpc_command):\n node = rpc_command\n else:\n node = new_ele(rpc_command)\n if source is not None:\n node.append(util.datastore_or_url(\"source\", source, self._assert))\n if filter is not None:\n node.append(util.build_filter(filter))\n\n return self._request(node)",
"start_line": 145,
"end_line": 239,
"total_lines": 239,
"is_truncated": false
}Generated tokens 140 tokens · stopped: STOP
The fix seems straightforward. I'll implement the check for `isinstance(criteria, tuple)`.
Wait, I should also check if `GetConfig` uses `build_filter`.
In `ncclient/operations/retrieve.py`:
```python
class GetConfig(RPC):
# ...
def request(self, source, filter=None, with_defaults=None):
# ...
```
I didn't finish reading `GetConfig.request`. Let me check it.
<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/operations/retrieve.py<|"|>,start_line:145}<tool_call|><|tool_response>
Turn 9at 201 s557 tokens out12,279 prompt tokens
Yes, `GetConfig` and `Dispatch` also use `util.build_filter(filter)`. So fixing it in `util.py` will fix it for all of them.
Let's double check if `criteria` can be anything else besides a string or tuple for `xpath`.
If the user wanted to provide a namespace, they would pass a tuple `(namespace, select)`.
```python
if type == "xpath":
ns, select = criteria
```
If `criteria` is a string, this fails. If it's a tuple of length 2, it works. If it's a tuple of length != 2, it fails.
If I change it to:
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
```
This should cover both cases.
Let's check for other filters. `subtree` filters use `to_ele(criteria)`.
```python
elif type == "subtree":
rep = new_ele("filter", type=type)
rep.append(to_ele(criteria))
```
`to_ele` is likely imported from `ncclient.xml_`.
Let's verify my fix with a reproduction script that tests both string and tuple for `xpath`.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nfrom ncclient.operations import util\nfrom ncclient.xml_ import new_ele_nsmap\n\ndef test_build_filter():\n # Case 1: string path (the bug)\n spec1 = ('xpath', '/a/b/c')\n try:\n rep1 = util.build_filter(spec1)\n print(f\"String path success: {rep1.attrib['select'] == '/a/b/c'}\")\n except Exception as e:\n print(f\"String path failure: {e}\")\n\n # Case 2: tuple path (the current expected)\n spec2 = ('xpath', ('http://example.com', '/a/b/c'))\n try:\n rep2 = util.build_filter(spec2)\n print(f\"Tuple path success: {rep2.attrib['select'] == '/a/b/c'}\")\n except Exception as e:\n print(f\"Tuple path failure: {e}\")\n\ntest_build_filter()\nPY\n"
}Result of run_command 536 characters
{
"status": "ok",
"stdout": "String path failure: too many values to unpack (expected 2)\nTuple path failure: 'in <string>' requires string as left operand, not NoneType\n",
"stderr": "/opt/py37/lib/python3.7/site-packages/paramiko/transport.py:32: CryptographyDeprecationWarning: Python 3.7 is no longer supported by the Python core team and support for it is deprecated in cryptography. The next release of cryptography will remove support for Python 3.7.\n from cryptography.hazmat.backends import default_backend\n",
"exit_code": 0
}Generated tokens 557 tokens · stopped: STOP
Yes, `GetConfig` and `Dispatch` also use `util.build_filter(filter)`. So fixing it in `util.py` will fix it for all of them.
Let's double check if `criteria` can be anything else besides a string or tuple for `xpath`.
If the user wanted to provide a namespace, they would pass a tuple `(namespace, select)`.
```python
if type == "xpath":
ns, select = criteria
```
If `criteria` is a string, this fails. If it's a tuple of length 2, it works. If it's a tuple of length != 2, it fails.
If I change it to:
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
```
This should cover both cases.
Let's check for other filters. `subtree` filters use `to_ele(criteria)`.
```python
elif type == "subtree":
rep = new_ele("filter", type=type)
rep.append(to_ele(criteria))
```
`to_ele` is likely imported from `ncclient.xml_`.
Let's verify my fix with a reproduction script that tests both string and tuple for `xpath`.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
from ncclient.operations import util
from ncclient.xml_ import new_ele_nsmap
def test_build_filter():
# Case 1: string path (the bug)
spec1 = ('xpath', '/a/b/c')
try:
rep1 = util.build_filter(spec1)
print(f"String path success: {rep1.attrib['select'] == '/a/b/c'}")
except Exception as e:
print(f"String path failure: {e}")
# Case 2: tuple path (the current expected)
spec2 = ('xpath', ('http://example.com', '/a/b/c'))
try:
rep2 = util.build_filter(spec2)
print(f"Tuple path success: {rep2.attrib['select'] == '/a/b/c'}")
except Exception as e:
print(f"Tuple path failure: {e}")
test_build_filter()
PY
<|"|>}<tool_call|><|tool_response>
Turn 10at 210 s206 tokens out12,996 prompt tokens
Wait, Case 2 also failed!
`Tuple path failure: 'in <string>' requires string as left operand, not NoneType`
Where did this come from?
`rep2 = util.build_filter(spec2)`
In `util.build_filter`:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
So `ns` is `'http://example.com'` and `select` is `'/a/b/c'`.
Then `new_ele_nsmap("filter", ns, type=type)` is called.
Let's see what `new_ele_nsmap` does. It's in `ncclient/xml_.py`.
TOOL CALL · read_file
{
"filepath": "ncclient/xml_.py"
}Result of read_file 6,068 characters
{
"status": "ok",
"filepath": "ncclient/xml_.py",
"content": "# Copyright 2009 Shikhar Bhushan\n# Copyright 2011 Leonidas Poulopoulos\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n# http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n\n\"Methods for creating, parsing, and dealing with XML and ElementTree objects.\"\n\n\nimport io\nimport sys\nimport six\nimport types\nfrom six import StringIO\nfrom io import BytesIO\nfrom lxml import etree\n\n# In case issues come up with XML generation/parsing\n# make sure you have the ElementTree v1.2.7+ lib as\n# well as lxml v3.0+\n\nfrom ncclient import NCClientError\n\nparser = etree.XMLParser(recover=False)\nhuge_parser = etree.XMLParser(recover=False, huge_tree=True)\n\n\ndef _get_parser(huge_tree=False):\n return huge_parser if huge_tree else parser\n\n\nclass XMLError(NCClientError):\n pass\n\n### Namespace-related\n\n#: Base NETCONF namespace\nBASE_NS_1_0 = \"urn:ietf:params:xml:ns:netconf:base:1.0\"\n# NXOS_1_0\nNXOS_1_0 = \"http://www.cisco.com/nxos:1.0\"\n# NXOS_IF\nNXOS_IF = \"http://www.cisco.com/nxos:1.0:if_manager\"\n#: Namespace for Tail-f core data model\nTAILF_AAA_1_1 = \"http://tail-f.com/ns/aaa/1.1\"\n#: Namespace for Tail-f execd data model\nTAILF_EXECD_1_1 = \"http://tail-f.com/ns/execd/1.1\"\n#: Namespace for Cisco data model\nCISCO_CPI_1_0 = \"http://www.cisco.com/cpi_10/schema\"\n#: Namespace for Flowmon data model\nFLOWMON_1_0 = \"http://www.liberouter.org/ns/netopeer/flowmon/1.0\"\n#: Namespace for Juniper 9.6R4. Tested with Junos 9.6R4+\nJUNIPER_1_1 = \"http://xml.juniper.net/xnm/1.1/xnm\"\n#: Namespace for Huawei data model\nHUAWEI_NS = \"http://www.huawei.com/netconf/vrp\"\n#: Namespace for Huawei private\nHW_PRIVATE_NS = \"http://www.huawei.com/netconf/capability/base/1.0\"\n#: Namespace for H3C data model\nH3C_DATA_1_0 = \"http://www.h3c.com/netconf/data:1.0\"\n#: Namespace for H3C config model\nH3C_CONFIG_1_0 = \"http://www.h3c.com/netconf/config:1.0\"\n#: Namespace for H3C action model\nH3C_ACTION_1_0 = \"http://www.h3c.com/netconf/action:1.0\"\n#: Namespace for netconf monitoring\nNETCONF_MONITORING_NS = \"urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring\"\n#: Namespace for netconf notifications\nNETCONF_NOTIFICATION_NS = \"urn:ietf:params:xml:ns:netconf:notification:1.0\"\n#: Namespace for netconf with-defaults (RFC 6243)\nNETCONF_WITH_DEFAULTS_NS = \"urn:ietf:params:xml:ns:yang:ietf-netconf-with-defaults\"\n#: Namespace for Alcatel-Lucent\nALU_CONFIG = \"urn:alcatel-lucent.com:sros:ns:yang:conf-r13\"\n#\ntry:\n register_namespace = etree.register_namespace\nexcept AttributeError:\n def register_namespace(prefix, uri):\n from xml.etree import ElementTree\n # cElementTree uses ElementTree's _namespace_map, so that's ok\n ElementTree._namespace_map[uri] = prefix\n\nfor (ns, pre) in six.iteritems({\n BASE_NS_1_0: 'nc',\n NETCONF_MONITORING_NS: 'ncm',\n NXOS_1_0: 'nxos',\n NXOS_IF: 'if',\n TAILF_AAA_1_1: 'aaa',\n TAILF_EXECD_1_1: 'execd',\n CISCO_CPI_1_0: 'cpi',\n FLOWMON_1_0: 'fm',\n JUNIPER_1_1: 'junos',\n}):\n register_namespace(pre, ns)\n\nqualify = lambda tag, ns=BASE_NS_1_0: tag if ns is None else \"{%s}%s\" % (ns, tag)\n\"\"\"Qualify a *tag* name with a *namespace*, in :mod:`~xml.etree.ElementTree` fashion i.e. *{namespace}tagname*.\"\"\"\n\n\ndef to_xml(ele, encoding=\"UTF-8\", pretty_print=False):\n \"Convert and return the XML for an *ele* (:class:`~xml.etree.ElementTree.Element`) with specified *encoding*.\"\n xml = etree.tostring(ele, encoding=encoding, pretty_print=pretty_print)\n if sys.version < '3':\n return xml if xml.startswith('<?xml') else '<?xml version=\"1.0\" encoding=\"%s\"?>%s' % (encoding, xml)\n else:\n return xml.decode('UTF-8') if xml.startswith(b'<?xml') \\\n else '<?xml version=\"1.0\" encoding=\"%s\"?>%s' % (encoding, xml.decode('UTF-8'))\n\n\ndef to_ele(x, huge_tree=False):\n \"\"\"Convert and return the :class:`~xml.etree.ElementTree.Element` for the XML document *x*. If *x* is already an :class:`~xml.etree.ElementTree.Element` simply returns that.\n\n *huge_tree*: parse XML with very deep trees and very long text content\n \"\"\"\n if sys.version < '3':\n return x if etree.iselement(x) else etree.fromstring(x, parser=_get_parser(huge_tree))\n else:\n return x if etree.iselement(x) else etree.fromstring(x.encode('UTF-8'), parser=_get_parser(huge_tree))\n\n\ndef parse_root(raw):\n \"Efficiently parses the root element of a *raw* XML document, returning a tuple of its qualified name and attribute dictionary.\"\n if sys.version < '3':\n fp = StringIO(raw)\n else:\n fp = BytesIO(raw.encode('UTF-8'))\n for event, element in etree.iterparse(fp, events=('start',)):\n return (element.tag, element.attrib)\n\ndef validated_element(x, tags=None, attrs=None):\n \"\"\"Checks if the root element of an XML document or Element meets the supplied criteria.\n\n *tags* if specified is either a single allowable tag name or sequence of allowable alternatives\n\n *attrs* if specified is a sequence of required attributes, each of which may be a sequence of several allowable alternatives\n\n Raises :exc:`XMLError` if the requirements are not met.\n \"\"\"\n ele = to_ele(x)\n if tags:\n if isinstance(tags, (str, bytes)):\n tags = [tags]\n if ele.tag not in tags:\n raise XMLError(\"Element [%s] does not meet requirement\" % ele.tag)",
"start_line": 1,
"end_line": 150,
"total_lines": 239,
"is_truncated": true
}Generated tokens 206 tokens · stopped: STOP
Wait, Case 2 also failed!
`Tuple path failure: 'in <string>' requires string as left operand, not NoneType`
Where did this come from?
`rep2 = util.build_filter(spec2)`
In `util.build_filter`:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
So `ns` is `'http://example.com'` and `select` is `'/a/b/c'`.
Then `new_ele_nsmap("filter", ns, type=type)` is called.
Let's see what `new_ele_nsmap` does. It's in `ncclient/xml_.py`.
<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/xml_.py<|"|>}<tool_call|><|tool_response>
Turn 11at 214 s45 tokens out15,295 prompt tokens
I need to find `new_ele_nsmap`.
TOOL CALL · run_command
{
"command": "grep -n \"def new_ele_nsmap\" ncclient/xml_.py"
}Result of run_command 127 characters
{
"status": "error",
"error_type": "CommandError",
"error_message": "",
"details": {
"stdout": "",
"stderr": "",
"exit_code": 1
}
}Generated tokens 45 tokens · stopped: STOP
I need to find `new_ele_nsmap`.<channel|><|tool_call>call:run_command{command:<|"|>grep -n "def new_ele_nsmap" ncclient/xml_.py<|"|>}<tool_call|><|tool_response>
Turn 12at 285 s85 tokens out5,464 prompt tokens
It seems I missed it in `read_file` or it's not there? Let me search for it in the file again. Wait, I read the first 150 lines of `ncclient/xml_.py`. Let me read the rest.
TOOL CALL · read_file
{
"filepath": "ncclient/xml_.py",
"start_line": 151
}Result of read_file 3,696 characters
{
"status": "ok",
"filepath": "ncclient/xml_.py",
"content": " if attrs:\n for req in attrs:\n if isinstance(req, (str, bytes)): req = [req]\n for alt in req:\n if alt in ele.attrib:\n break\n else:\n raise XMLError(\"Element [%s] does not have required attributes\" % ele.tag)\n return ele\n\nXPATH_NAMESPACES = {\n 're':'http://exslt.org/regular-expressions'\n}\n\n\nclass NCElement(object):\n def __init__(self, result, transform_reply, huge_tree=False):\n self.__result = result\n self.__transform_reply = transform_reply\n self.__huge_tree = huge_tree\n if isinstance(transform_reply, types.FunctionType):\n self.__doc = self.__transform_reply(result._root)\n else:\n self.__doc = self.remove_namespaces(self.__result)\n\n def xpath(self, expression):\n \"\"\"\n return result for a call to lxml xpath()\n output will be a list\n \"\"\"\n self.__expression = expression\n self.__namespaces = XPATH_NAMESPACES\n return self.__doc.xpath(self.__expression, namespaces=self.__namespaces)\n\n def find(self, expression):\n \"\"\"return result for a call to lxml ElementPath find()\"\"\"\n self.__expression = expression\n return self.__doc.find(self.__expression)\n\n def findtext(self, expression):\n \"\"\"return result for a call to lxml ElementPath findtext()\"\"\"\n self.__expression = expression\n return self.__doc.findtext(self.__expression)\n\n\n def __str__(self):\n \"\"\"syntactic sugar for str() - alias to tostring\"\"\"\n if sys.version<'3':\n return self.tostring\n else:\n return self.tostring.decode('UTF-8')\n\n @property\n def tostring(self):\n \"\"\"return a pretty-printed string output for rpc reply\"\"\"\n parser = etree.XMLParser(remove_blank_text=True, huge_tree=self.__huge_tree)\n outputtree = etree.XML(etree.tostring(self.__doc), parser)\n return etree.tostring(outputtree, pretty_print=True)\n\n @property\n def data_xml(self):\n \"\"\"return an unmodified output for rpc reply\"\"\"\n return to_xml(self.__doc)\n\n def remove_namespaces(self, rpc_reply):\n \"\"\"remove xmlns attributes from rpc reply\"\"\"\n self.__xslt=self.__transform_reply\n self.__parser = etree.XMLParser(remove_blank_text=True, huge_tree=self.__huge_tree)\n self.__xslt_doc = etree.parse(io.BytesIO(self.__xslt), self.__parser)\n self.__transform = etree.XSLT(self.__xslt_doc)\n self.__root = etree.fromstring(str(self.__transform(etree.parse(StringIO(str(rpc_reply)),\n parser=self.__parser))),\n parser=self.__parser)\n return self.__root\n\ndef parent_ns(node):\n if node.prefix:\n return node.nsmap[node.prefix]\n return None\n\nnew_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **extra)\n\nnew_ele = lambda tag, attrs={}, **extra: etree.Element(qualify(tag), attrs, **extra)\n\nnew_ele_ns = lambda tag, ns, attrs={}, **extra: etree.Element(qualify(tag,ns), attrs, **extra)\n\nsub_ele = lambda parent, tag, attrs={}, **extra: etree.SubElement(parent, qualify(tag, parent_ns(parent)), attrs, **extra)\n\nsub_ele_ns = lambda parent, tag, ns, attrs={}, **extra: etree.SubElement(parent, qualify(tag, ns), attrs, **extra)",
"start_line": 151,
"end_line": 239,
"total_lines": 239,
"is_truncated": false
}Generated tokens 85 tokens · stopped: STOP
It seems I missed it in `read_file` or it's not there? Let me search for it in the file again.
Wait, I read the first 150 lines of `ncclient/xml_.py`. Let me read the rest.
<channel|><|tool_call>call:read_file{filepath:<|"|>ncclient/xml_.py<|"|>,start_line:151}<tool_call|><|tool_response>
Turn 13at 340 s1,049 tokens out6,648 prompt tokens
Ah, it's a lambda:
`new_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **extra)`
In `build_filter`:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Wait, `new_ele_nsmap` is called as `new_ele_nsmap("filter", ns, type=type)`.
Looking at the lambda:
`new_ele_nsmap(tag, nsmap, attrs={}, **extra)`
So `tag` is `"filter"`, `nsmap` is `ns`, and `attrs` is `type=type`?
No, `type=type` is passed as a keyword argument `extra`.
Wait, if `ns` is `'http://example.com'`, then `nsmap` is `'http://example.com'`.
But `etree.Element` expects `nsmap` to be a dictionary (or None), not a string.
Let's check from the `ncclient` docs or how it's used.
Actually, let's check the bug again.
The user said it worked in 0.6.7.
Maybe `new_ele_nsmap` was different or `ns` was always a map?
But `util.py` has:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
```
If `criteria` is `('http://example.com', '/a/b/c')`, then `ns` is `'http://example.com'`.
Then `new_ele_nsmap("filter", 'http://example.com', type='xpath')` is called.
This results in `etree.Element(qualify("filter"), {}, 'http://example.com', type='xpath')`.
Wait, `qualify("filter")` uses `BASE_NS_1_0` by default.
`qualify = lambda tag, ns=BASE_NS_1_0: tag if ns is None else "{%s}%s" % (ns, tag)`
So `qualify("filter")` returns `"{urn:ietf:params:xml:ns:netconf:base:1.0}filter"`.
Then `etree.Element` is called with `nsmap='http://example.com'`.
`etree.Element(tag, attrib={}, nsmap=..., **extra)`.
If `nsmap` is a string, `lxml.etree.Element` might raise an error.
In Python 3, `lxml.etree.Element` expects `nsmap` to be a dict.
Wait, if `ns` was `None` in my first reproduction script, then:
`new_ele_nsmap("filter", None, type='xpath')`
Then `nsmap` is `None`. This should work.
But `Tuple path failure: 'in <string>' requires string as left operand, not NoneType`.
Where does that error come from? It doesn't look like an `lxml` error.
Wait, it's not `Tuple path failure`, it's `Tuple path failure: 'in <string>' requires string as left operand, not NoneType`.
Let me re-run the reproduction script and print the traceback.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport traceback\nfrom ncclient.operations import util\n\ndef test_build_filter():\n # Case 1: string path (the bug)\n spec1 = ('xpath', '/a/b/c')\n print(\"Testing Case 1 (string path)...\")\n try:\n rep1 = util.build_filter(spec1)\n print(f\"String path success: {rep1.attrib['select'] == '/a/b/c'}\")\n except Exception:\n traceback.print_exc()\n\n # Case 2: tuple path (the current expected)\n spec2 = ('xpath', ('http://example.com', '/a/b/c'))\n print(\"\\nTesting Case 2 (tuple path)...\")\n try:\n rep2 = util.build_filter(spec2)\n print(f\"Tuple path success: {rep2.attrib['select'] == '/a/b/c'}\")\n except Exception:\n traceback.print_exc()\n\ntest_build_filter()\nPY\n"
}Result of run_command 1,530 characters
{
"status": "ok",
"stdout": "Testing Case 1 (string path)...\n\nTesting Case 2 (tuple path)...\n",
"stderr": "/opt/py37/lib/python3.7/site-packages/paramiko/transport.py:32: CryptographyDeprecationWarning: Python 3.7 is no longer supported by the Python core team and support for it is deprecated in cryptography. The next release of cryptography will remove support for Python 3.7.\n from cryptography.hazmat.backends import default_backend\nTraceback (most recent call last):\n File \"<stdin>\", line 9, in test_build_filter\n File \"/workspace/ncclient/operations/util.py\", line 53, in build_filter\n ns, select = criteria\nValueError: too many values to unpack (expected 2)\nTraceback (most recent call last):\n File \"<stdin>\", line 18, in test_build_filter\n File \"/workspace/ncclient/operations/util.py\", line 54, in build_filter\n rep = new_ele_nsmap(\"filter\", ns, type=type)\n File \"/workspace/ncclient/xml_.py\", line 231, in <lambda>\n new_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **extra)\n File \"src/lxml/etree.pyx\", line 3095, in lxml.etree.Element\n File \"src/lxml/apihelpers.pxi\", line 138, in lxml.etree._makeElement\n File \"src/lxml/apihelpers.pxi\", line 125, in lxml.etree._makeElement\n File \"src/lxml/apihelpers.pxi\", line 220, in lxml.etree._setNodeNamespaces\n File \"src/lxml/apihelpers.pxi\", line 281, in lxml.etree._iter_nsmap\nTypeError: 'in <string>' requires string as left operand, not NoneType\n",
"exit_code": 0
}Generated tokens 1,049 tokens · stopped: STOP
Ah, it's a lambda:
`new_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **extra)`
In `build_filter`:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Wait, `new_ele_nsmap` is called as `new_ele_nsmap("filter", ns, type=type)`.
Looking at the lambda:
`new_ele_nsmap(tag, nsmap, attrs={}, **extra)`
So `tag` is `"filter"`, `nsmap` is `ns`, and `attrs` is `type=type`?
No, `type=type` is passed as a keyword argument `extra`.
Wait, if `ns` is `'http://example.com'`, then `nsmap` is `'http://example.com'`.
But `etree.Element` expects `nsmap` to be a dictionary (or None), not a string.
Let's check from the `ncclient` docs or how it's used.
Actually, let's check the bug again.
The user said it worked in 0.6.7.
Maybe `new_ele_nsmap` was different or `ns` was always a map?
But `util.py` has:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
```
If `criteria` is `('http://example.com', '/a/b/c')`, then `ns` is `'http://example.com'`.
Then `new_ele_nsmap("filter", 'http://example.com', type='xpath')` is called.
This results in `etree.Element(qualify("filter"), {}, 'http://example.com', type='xpath')`.
Wait, `qualify("filter")` uses `BASE_NS_1_0` by default.
`qualify = lambda tag, ns=BASE_NS_1_0: tag if ns is None else "{%s}%s" % (ns, tag)`
So `qualify("filter")` returns `"{urn:ietf:params:xml:ns:netconf:base:1.0}filter"`.
Then `etree.Element` is called with `nsmap='http://example.com'`.
`etree.Element(tag, attrib={}, nsmap=..., **extra)`.
If `nsmap` is a string, `lxml.etree.Element` might raise an error.
In Python 3, `lxml.etree.Element` expects `nsmap` to be a dict.
Wait, if `ns` was `None` in my first reproduction script, then:
`new_ele_nsmap("filter", None, type='xpath')`
Then `nsmap` is `None`. This should work.
But `Tuple path failure: 'in <string>' requires string as left operand, not NoneType`.
Where does that error come from? It doesn't look like an `lxml` error.
Wait, it's not `Tuple path failure`, it's `Tuple path failure: 'in <string>' requires string as left operand, not NoneType`.
Let me re-run the reproduction script and print the traceback.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import traceback
from ncclient.operations import util
def test_build_filter():
# Case 1: string path (the bug)
spec1 = ('xpath', '/a/b/c')
print("Testing Case 1 (string path)...")
try:
rep1 = util.build_filter(spec1)
print(f"String path success: {rep1.attrib['select'] == '/a/b/c'}")
except Exception:
traceback.print_exc()
# Case 2: tuple path (the current expected)
spec2 = ('xpath', ('http://example.com', '/a/b/c'))
print("\nTesting Case 2 (tuple path)...")
try:
rep2 = util.build_filter(spec2)
print(f"Tuple path success: {rep2.attrib['select'] == '/a/b/c'}")
except Exception:
traceback.print_exc()
test_build_filter()
PY
<|"|>}<tool_call|><|tool_response>
Turn 14at 411 s1,208 tokens out8,232 prompt tokens
Okay, so `new_ele_nsmap` is indeed the problem when `ns` is a string.
`new_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **extra)`
The `nsmap` argument to `etree.Element` MUST be a dictionary, or None.
If you pass a string, `lxml` fails when it tries to iterate over it as if it were a mapping.
Wait, if `util.build_filter` does this:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
```
And `criteria` was `('http://example.com', '/a/b/c')`, then `ns` is `'http://example.com'`.
This `ns` is passed as `nsmap` to `new_ele_nsmap`.
This is clearly wrong if `ns` is a string.
Wait, if the user provides a namespace, they probably expect `ns` to be used as the namespace of the element.
But `new_ele_nsmap` is used as:
`etree.Element(qualify(tag), attrs, nsmap, **extra)`
And `qualify(tag)` already uses `BASE_NS_1_0`.
If the user provided `ns`, they probably wanted the element to be in that namespace.
But `qualify` is called with `tag` and the default `BASE_NS_1_0`.
Wait, let's look at the other lambda `new_ele_ns`:
`new_ele_ns = lambda tag, ns, attrs={}, **extra: etree.Element(qualify(tag,ns), attrs, **extra)`
This one uses `qualify(tag, ns)`.
If `build_filter` wants to use the provided namespace `ns`, it should probably use `new_ele_ns`.
Let's check `build_filter` again.
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
It's using `new_ele_nsmap`.
If `ns` is meant to be a namespace map (dict), then it makes sense.
If `ns` is meant to be a single namespace URI (string), then it's wrong.
But wait, if `criteria` is a string, the user just wants the xpath.
If `criteria` is a tuple, the first element is `ns`.
If `ns` is a string, it should probably be treated as a namespace and we should use `new_ele_ns` or we should convert it to a map.
But usually, `nsmap` is a dict like `{'ns1': 'http://example.com'}`.
Let's see how `criteria` is used in other places or if there are examples.
Actually, if the user reported that providing a string as the xpath filter path causes a `ValueError`, they are talking about `criteria` being a string.
If `criteria` is a string, then `ns, select = criteria` fails because `criteria` is a string and it tries to unpack it into two variables. If the string has length 2, it might "work" but that's not what's intended. If it's longer or shorter, it fails.
My proposed fix was:
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
```
If `ns` is `None`, then `new_ele_nsmap("filter", None, type=type)` is called.
`nsmap` will be `None`, and `etree.Element` will be happy.
Now, what if `ns` is not `None`?
If the user passed `('http://example.com', '/a/b/c')`, then `ns` is `'http://example.com'`.
Then `new_ele_nsmap` is called with this string.
`lxml` fails.
This means `new_ele_nsmap` was ALWAYS broken if `ns` was a string.
Was it always a dict?
Let's look at how `build_filter` is used.
Actually, if the user provided a tuple, they might have provided a dict as the first element.
`criteria = ({'ns': 'http://example.com'}, '/a/b/c')`
Let's test this with the reproduction script.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport traceback\nfrom ncclient.operations import util\n\ndef test_build_filter():\n # Case 3: dict path\n spec3 = ('xpath', ({'ns': 'http://example.com'}, '/a/b/c'))\n print(\"Testing Case 3 (dict path)...\")\n try:\n rep3 = util.build_filter(spec3)\n print(f\"Dict path success: {rep3.attrib['select'] == '/a/b/c'}\")\n except Exception:\n traceback.print_exc()\n\ntest_build_filter()\nPY\n"
}Result of run_command 450 characters
{
"status": "ok",
"stdout": "Testing Case 3 (dict path)...\nDict path success: True\n",
"stderr": "/opt/py37/lib/python3.7/site-packages/paramiko/transport.py:32: CryptographyDeprecationWarning: Python 3.7 is no longer supported by the Python core team and support for it is deprecated in cryptography. The next release of cryptography will remove support for Python 3.7.\n from cryptography.hazmat.backends import default_backend\n",
"exit_code": 0
}Generated tokens 1,208 tokens · stopped: STOP
Okay, so `new_ele_nsmap` is indeed the problem when `ns` is a string.
`new_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **extra)`
The `nsmap` argument to `etree.Element` MUST be a dictionary, or None.
If you pass a string, `lxml` fails when it tries to iterate over it as if it were a mapping.
Wait, if `util.build_filter` does this:
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
```
And `criteria` was `('http://example.com', '/a/b/c')`, then `ns` is `'http://example.com'`.
This `ns` is passed as `nsmap` to `new_ele_nsmap`.
This is clearly wrong if `ns` is a string.
Wait, if the user provides a namespace, they probably expect `ns` to be used as the namespace of the element.
But `new_ele_nsmap` is used as:
`etree.Element(qualify(tag), attrs, nsmap, **extra)`
And `qualify(tag)` already uses `BASE_NS_1_0`.
If the user provided `ns`, they probably wanted the element to be in that namespace.
But `qualify` is called with `tag` and the default `BASE_NS_1_0`.
Wait, let's look at the other lambda `new_ele_ns`:
`new_ele_ns = lambda tag, ns, attrs={}, **extra: etree.Element(qualify(tag,ns), attrs, **extra)`
This one uses `qualify(tag, ns)`.
If `build_filter` wants to use the provided namespace `ns`, it should probably use `new_ele_ns`.
Let's check `build_filter` again.
```python
if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
It's using `new_ele_nsmap`.
If `ns` is meant to be a namespace map (dict), then it makes sense.
If `ns` is meant to be a single namespace URI (string), then it's wrong.
But wait, if `criteria` is a string, the user just wants the xpath.
If `criteria` is a tuple, the first element is `ns`.
If `ns` is a string, it should probably be treated as a namespace and we should use `new_ele_ns` or we should convert it to a map.
But usually, `nsmap` is a dict like `{'ns1': 'http://example.com'}`.
Let's see how `criteria` is used in other places or if there are examples.
Actually, if the user reported that providing a string as the xpath filter path causes a `ValueError`, they are talking about `criteria` being a string.
If `criteria` is a string, then `ns, select = criteria` fails because `criteria` is a string and it tries to unpack it into two variables. If the string has length 2, it might "work" but that's not what's intended. If it's longer or shorter, it fails.
My proposed fix was:
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
```
If `ns` is `None`, then `new_ele_nsmap("filter", None, type=type)` is called.
`nsmap` will be `None`, and `etree.Element` will be happy.
Now, what if `ns` is not `None`?
If the user passed `('http://example.com', '/a/b/c')`, then `ns` is `'http://example.com'`.
Then `new_ele_nsmap` is called with this string.
`lxml` fails.
This means `new_ele_nsmap` was ALWAYS broken if `ns` was a string.
Was it always a dict?
Let's look at how `build_filter` is used.
Actually, if the user provided a tuple, they might have provided a dict as the first element.
`criteria = ({'ns': 'http://example.com'}, '/a/b/c')`
Let's test this with the reproduction script.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import traceback
from ncclient.operations import util
def test_build_filter():
# Case 3: dict path
spec3 = ('xpath', ({'ns': 'http://example.com'}, '/a/b/c'))
print("Testing Case 3 (dict path)...")
try:
rep3 = util.build_filter(spec3)
print(f"Dict path success: {rep3.attrib['select'] == '/a/b/c'}")
except Exception:
traceback.print_exc()
test_build_filter()
PY
<|"|>}<tool_call|><|tool_response>
Turn 15at 444 s572 tokens out9,582 prompt tokens
Okay! So if `criteria` is a tuple, the first element is expected to be a namespace map (dict) or `None`.
If the user provided a string as the first element of the tuple, they were using the API incorrectly (or there's another bug in `ncclient`'s API design).
But the issue is specifically about providing a string AS the `criteria` itself, not as the first element of the tuple.
The user said: "providing a string as the xpath filter path in `m.get()` causes a `ValueError: too many values to unpack (expected 2)`".
This means they called something like `m.get(filter=('xpath', '/a/b/c'))`.
In this case, `type` is `'xpath'` and `criteria` is `'/a/b/c'`.
And `ns, select = criteria` fails.
So the fix is indeed to check if `criteria` is a tuple.
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Wait, let me double check if `criteria` could be something else.
If the user passes a list? `['nsmap', '/path']`. `isinstance(criteria, tuple)` would be False.
But usually in these APIs, tuples are used for fixed-size records.
Let's check if `criteria` is ever anything else.
In `build_filter`, for `subtree`, it's passed to `to_ele(criteria)`.
`to_ele` handles strings or Elements.
If `type == "xpath"`, `criteria` should be either a string (the xpath) or a tuple of `(nsmap, xpath)`.
Let's implement the fix.
TOOL CALL · edit_file
{
"filepath": "ncclient/operations/util.py",
"new_string": " if type == \"xpath\":\n if isinstance(criteria, tuple):\n ns, select = criteria\n else:\n ns, select = None, criteria\n rep = new_ele_nsmap(\"filter\", ns, type=type)\n rep.attrib[\"select\"] = select",
"old_string": " if type == \"xpath\":\n ns, select = criteria\n rep = new_ele_nsmap(\"filter\", ns, type=type)\n rep.attrib[\"select\"] = select"
}Result of edit_file 652 characters
{
"status": "ok",
"filepath": "ncclient/operations/util.py",
"occurrences": 1,
"strategy": "exact",
"diff": "--- a/ncclient/operations/util.py\n+++ b/ncclient/operations/util.py\n@@ -50,7 +50,10 @@\n if isinstance(spec, tuple):\n type, criteria = spec\n if type == \"xpath\":\n- ns, select = criteria\n+ if isinstance(criteria, tuple):\n+ ns, select = criteria\n+ else:\n+ ns, select = None, criteria\n rep = new_ele_nsmap(\"filter\", ns, type=type)\n rep.attrib[\"select\"] = select\n elif type == \"subtree\":\n",
"is_truncated": false
}Generated tokens 572 tokens · stopped: STOP
Okay! So if `criteria` is a tuple, the first element is expected to be a namespace map (dict) or `None`.
If the user provided a string as the first element of the tuple, they were using the API incorrectly (or there's another bug in `ncclient`'s API design).
But the issue is specifically about providing a string AS the `criteria` itself, not as the first element of the tuple.
The user said: "providing a string as the xpath filter path in `m.get()` causes a `ValueError: too many values to unpack (expected 2)`".
This means they called something like `m.get(filter=('xpath', '/a/b/c'))`.
In this case, `type` is `'xpath'` and `criteria` is `'/a/b/c'`.
And `ns, select = criteria` fails.
So the fix is indeed to check if `criteria` is a tuple.
```python
if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
```
Wait, let me double check if `criteria` could be something else.
If the user passes a list? `['nsmap', '/path']`. `isinstance(criteria, tuple)` would be False.
But usually in these APIs, tuples are used for fixed-size records.
Let's check if `criteria` is ever anything else.
In `build_filter`, for `subtree`, it's passed to `to_ele(criteria)`.
`to_ele` handles strings or Elements.
If `type == "xpath"`, `criteria` should be either a string (the xpath) or a tuple of `(nsmap, xpath)`.
Let's implement the fix.<channel|><|tool_call>call:edit_file{filepath:<|"|>ncclient/operations/util.py<|"|>,new_string:<|"|> if type == "xpath":
if isinstance(criteria, tuple):
ns, select = criteria
else:
ns, select = None, criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select<|"|>,old_string:<|"|> if type == "xpath":
ns, select = criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select<|"|>}<tool_call|><|tool_response>
Patch, tests and logs
Final code change Included
diff --git a/ncclient/operations/util.py b/ncclient/operations/util.py
index 0d1bb38..46dd4aa 100755
--- a/ncclient/operations/util.py
+++ b/ncclient/operations/util.py
@@ -50,7 +50,10 @@ def build_filter(spec, capcheck=None):
if isinstance(spec, tuple):
type, criteria = spec
if type == "xpath":
- ns, select = criteria
+ if isinstance(criteria, tuple):
+ ns, select = criteria
+ else:
+ ns, select = None, criteria
rep = new_ele_nsmap("filter", ns, type=type)
rep.attrib["select"] = select
elif type == "subtree":
Test output Included
============================= test session starts ==============================
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test/unit/transport/test_session.py::TestSession::test_id PASSED [ 84%]
test/unit/transport/test_session.py::TestSession::test_notification_handler_non_notification PASSED [ 84%]
test/unit/transport/test_session.py::TestSession::test_notification_handler_valid_notification PASSED [ 85%]
test/unit/transport/test_session.py::TestSession::test_post_connect PASSED [ 85%]
test/unit/transport/test_session.py::TestSession::test_post_connect2 PASSED [ 86%]
test/unit/transport/test_session.py::TestSession::test_remove_listener PASSED [ 86%]
test/unit/transport/test_session.py::TestSession::test_send_connected PASSED [ 87%]
test/unit/transport/test_session.py::TestSession::test_send_disconnected PASSED [ 87%]
test/unit/transport/test_session.py::TestSession::test_server_capability PASSED [ 88%]
test/unit/transport/test_session.py::TestSession::test_take_notification PASSED [ 89%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_agent PASSED [ 89%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_agent_exception PASSED [ 90%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_default_keyfiles PASSED [ 90%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_default_keyfiles_exception PASSED [ 91%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_exception PASSED [ 91%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_keyfiles PASSED [ 92%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_keyfiles_exception PASSED [ 92%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_no_methods_exception PASSED [ 93%]
test/unit/transport/test_ssh.py::TestSSH::test_auth_password PASSED [ 93%]
test/unit/transport/test_ssh.py::TestSSH::test_close PASSED [ 94%]
test/unit/transport/test_ssh.py::TestSSH::test_load_host_key PASSED [ 95%]
test/unit/transport/test_ssh.py::TestSSH::test_load_host_key_2 PASSED [ 95%]
test/unit/transport/test_ssh.py::TestSSH::test_load_host_key_IOError PASSED [ 96%]
test/unit/transport/test_ssh.py::TestSSH::test_parse PASSED [ 96%]
test/unit/transport/test_ssh.py::TestSSH::test_parse11 PASSED [ 97%]
test/unit/transport/test_ssh.py::TestSSH::test_parse_incomplete_delimiter PASSED [ 97%]
test/unit/transport/test_ssh.py::TestSSH::test_run_receive_py2 SKIPPED [ 98%]
test/unit/transport/test_ssh.py::TestSSH::test_run_receive_py3 PASSED [ 98%]
test/unit/transport/test_ssh.py::TestSSH::test_run_send_py2 SKIPPED [ 99%]
test/unit/transport/test_ssh.py::TestSSH::test_run_send_py3 PASSED [100%]
=============================== warnings summary ===============================
../opt/py37/lib/python3.7/site-packages/paramiko/transport.py:32
/opt/py37/lib/python3.7/site-packages/paramiko/transport.py:32: CryptographyDeprecationWarning: Python 3.7 is no longer supported by the Python core team and support for it is deprecated in cryptography. The next release of cryptography will remove support for Python 3.7.
from cryptography.hazmat.backends import default_backend
-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
==================================== PASSES ====================================
___________ TestSession.test_filter_xml_delimiter_multiple_rpc_reply ___________
------------------------------ Captured log call -------------------------------
WARNING ncclient.transport.third_party.junos.parser:parser.py:85 Check for rpc reply end tag within data received: </rpc-reply>]]>
WARNING ncclient.transport.third_party.junos.parser:parser.py:90 Check if end delimiter is split within data received: ]]><rpc-reply>
_______________ TestSession.test_filter_xml_delimiter_rpc_reply ________________
------------------------------ Captured log call -------------------------------
WARNING ncclient.transport.third_party.junos.parser:parser.py:85 Check for rpc reply end tag within data received: </rpc-reply>]]>
WARNING ncclient.transport.third_party.junos.parser:parser.py:90 Check if end delimiter is split within data received: ]]>
WARNING ncclient.transport.third_party.junos.parser:parser.py:85 Check for rpc reply end tag within data received: lts></rpc-reply>]]>
___________ TestSession.test_filter_xml_delimiter_splited_rpc_reply ____________
------------------------------ Captured log call -------------------------------
WARNING ncclient.transport.third_party.junos.parser:parser.py:90 Check if end delimiter is split within data received: -reply>]]>
WARNING ncclient.transport.third_party.junos.parser:parser.py:85 Check for rpc reply end tag within data received: esults></rpc-reply>]]>
WARNING ncclient.transport.third_party.junos.parser:parser.py:90 Check if end delimiter is split within data received: ]]><rpc-reply>
____________ TestSession.test_filter_xml_sax_on_junos_rfc_compliant ____________
----------------------------- Captured stdout call -----------------------------
<Element multi-routing-engine-results at 0x725728633910>
___________________ TestSession.test_dispatch_message_error2 ___________________
------------------------------ Captured log call -------------------------------
WARNING ncclient.transport.session:session.py:89 [session 0x72572862c250] error dispatching to <ncclient.transport.session.HelloHandler object at 0x7257285f7350>: Exception()
- generated xml file: /tmp/rebench-grade-08169a918efa48a3a88914d720de0b54.xml --
=========================== short test summary info ============================
PASSED test/unit/test_manager.py::TestManager::test_connect_exception
PASSED test/unit/test_manager.py::TestManager::test_connect_ioproc
PASSED test/unit/test_manager.py::TestManager::test_connect_outbound_ssh
PASSED test/unit/test_manager.py::TestManager::test_connect_ssh
PASSED test/unit/test_manager.py::TestManager::test_connect_ssh1
PASSED test/unit/test_manager.py::TestManager::test_connect_ssh_with_hostkey_ecdsa
PASSED test/unit/test_manager.py::TestManager::test_connect_ssh_with_hostkey_ed25519
PASSED test/unit/test_manager.py::TestManager::test_connect_ssh_with_hostkey_rsa
PASSED test/unit/test_manager.py::TestManager::test_connect_with_ssh_config
PASSED test/unit/test_manager.py::TestManager::test_ioproc
PASSED test/unit/test_manager.py::TestManager::test_make_device_handler
PASSED test/unit/test_manager.py::TestManager::test_make_device_handler_provided_handler
PASSED test/unit/test_manager.py::TestManager::test_manager_channel_id
PASSED test/unit/test_manager.py::TestManager::test_manager_channel_name
PASSED test/unit/test_manager.py::TestManager::test_manager_channel_session_id
PASSED test/unit/test_manager.py::TestManager::test_manager_client_capability
PASSED test/unit/test_manager.py::TestManager::test_manager_connected
PASSED test/unit/test_manager.py::TestManager::test_manager_getattr
PASSED test/unit/test_manager.py::TestManager::test_manager_getattr2
PASSED test/unit/test_manager.py::TestManager::test_manager_huge_node
PASSED test/unit/test_manager.py::TestManager::test_manager_locked
PASSED test/unit/test_manager.py::TestManager::test_manager_server_capability
PASSED test/unit/test_manager.py::TestManager::test_manager_take_notification
PASSED test/unit/test_manager.py::TestManager::test_outbound_manager_connected
PASSED test/unit/test_manager.py::TestManager::test_ssh
PASSED test/unit/test_manager.py::TestManager::test_ssh2
PASSED test/unit/test_xml_.py::Test_NCElement::test_ncelement_reply_001
PASSED test/unit/test_xml_.py::Test_NCElement::test_ncelement_reply_002
PASSED test/unit/test_xml_.py::Test_NCElement::test_ncelement_reply_003
PASSED test/unit/test_xml_.py::TestXML::test_ncelement_find
PASSED test/unit/test_xml_.py::TestXML::test_ncelement_findtext
PASSED test/unit/test_xml_.py::TestXML::test_ncelement_remove_namespace
PASSED test/unit/test_xml_.py::TestXML::test_ncelement_reply_001
PASSED test/unit/test_xml_.py::TestXML::test_parse_root
PASSED test/unit/test_xml_.py::TestXML::test_sub_ele_inherit_parent_namespace
PASSED test/unit/test_xml_.py::TestXML::test_to_ele
PASSED test/unit/test_xml_.py::TestXML::test_validated_element_fail
PASSED test/unit/test_xml_.py::TestXML::test_validated_element_fail_2
PASSED test/unit/test_xml_.py::TestXML::test_validated_element_fail_3
PASSED test/unit/test_xml_.py::TestXML::test_validated_element_pass
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_get_capabilties
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_get_ssh_subsystem_names
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_handle_connection_exceptions
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_handle_raw_dispatch
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_is_rpc_error_exempt_1
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_is_rpc_error_exempt_2
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_is_rpc_error_exempt_3
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_is_rpc_error_exempt_4
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_is_rpc_error_exempt_5
PASSED test/unit/devices/test_default.py::TestDefaultDevice::test_perform_qualify_check
PASSED test/unit/devices/test_get_supported_devices.py::TestGetSupportedDevices::test_get_supported_device_labels
PASSED test/unit/devices/test_get_supported_devices.py::TestGetSupportedDevices::test_get_supported_devices
PASSED test/unit/devices/test_junos.py::TestJunosDevice::test_additional_operations
PASSED test/unit/devices/test_junos.py::TestJunosDevice::test_handle_connection_exceptions
PASSED test/unit/devices/test_junos.py::TestJunosDevice::test_perform_quality_check
PASSED test/unit/devices/test_junos.py::TestJunosDevice::test_transform_reply
PASSED test/unit/operations/test_edit.py::TestEdit::test_cancel_commit
PASSED test/unit/operations/test_edit.py::TestEdit::test_commit
PASSED test/unit/operations/test_edit.py::TestEdit::test_commit_exception
PASSED test/unit/operations/test_edit.py::TestEdit::test_copy_config
PASSED test/unit/operations/test_edit.py::TestEdit::test_copy_config_2
PASSED test/unit/operations/test_edit.py::TestEdit::test_delete_config
PASSED test/unit/operations/test_edit.py::TestEdit::test_discard_changes
PASSED test/unit/operations/test_edit.py::TestEdit::test_edit_config
PASSED test/unit/operations/test_edit.py::TestEdit::test_edit_config_2
PASSED test/unit/operations/test_edit.py::TestEdit::test_edit_config_invalid_arguments_exception
PASSED test/unit/operations/test_edit.py::TestEdit::test_edit_config_validate_capability_exception
PASSED test/unit/operations/test_edit.py::TestEdit::test_validate_config
PASSED test/unit/operations/test_edit.py::TestEdit::test_validate_datastore
PASSED test/unit/operations/test_lock.py::TestLock::test_lock
PASSED test/unit/operations/test_lock.py::TestLock::test_lock_context_enter
PASSED test/unit/operations/test_lock.py::TestLock::test_lock_context_exit
PASSED test/unit/operations/test_lock.py::TestLock::test_lock_default_param
PASSED test/unit/operations/test_lock.py::TestLock::test_unlock
PASSED test/unit/operations/test_lock.py::TestLock::test_unlock_default_param
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_dispatch
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_dispatch_2
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_config
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_config_with_defaults
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_config_with_defaults_missing_capability
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_schema
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_with_defaults_also_supported
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_with_defaults_basic_mode
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_with_defaults_missing_capability
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_with_defaults_not_supported
PASSED test/unit/operations/test_retrieve.py::TestRetrieve::test_get_with_multi_subtree_filters
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_async
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_capability_error
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_huge_text_node_exception
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_huge_text_node_workaround
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_reply
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_reply_huge_text_node_exception
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_reply_huge_text_node_workaround
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_rpcerror
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_rpcerror_multiple_errors
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_rpcerror_tag_to_attr
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_send
PASSED test/unit/operations/test_rpc.py::TestRPC::test_rpc_timeout_error
PASSED test/unit/operations/test_session.py::TestSession::test_close_session
PASSED test/unit/operations/test_session.py::TestSession::test_kill_session
PASSED test/unit/operations/test_subscribe.py::TestSubscribe::test_subscribe_all
PASSED test/unit/operations/test_subscribe.py::TestSubscribe::test_subscribe_stream
PASSED test/unit/operations/test_subscribe.py::TestSubscribe::test_subscribe_times
PASSED test/unit/operations/test_utils.py::TestUtils::test_build_filter
PASSED test/unit/operations/test_utils.py::TestUtils::test_build_filter_other
PASSED test/unit/operations/test_utils.py::TestUtils::test_build_filter_subtree
PASSED test/unit/operations/test_utils.py::TestUtils::test_build_filter_xpath
PASSED test/unit/operations/test_utils.py::TestUtils::test_build_filter_xpath_ns
PASSED test/unit/operations/test_utils.py::TestUtils::test_datastore_url
PASSED test/unit/operations/test_utils.py::TestUtils::test_datastore_url_2
PASSED test/unit/operations/test_utils.py::TestUtils::test_datastore_url_3
PASSED test/unit/operations/test_utils.py::TestUtils::test_one_of_1
PASSED test/unit/operations/test_utils.py::TestUtils::test_one_of_2
PASSED test/unit/operations/test_utils.py::TestUtils::test_one_of_3
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_command
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_commit
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_commit_at_time
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_commit_confirmed
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_commit_confirmed_at_time
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_compare_conf
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_execute_rpc
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_execute_rpc_str
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_getconf
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_getconf_text_sets_huge_tree
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_halt
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_loadconf_json
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_loadconf_list
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_loadconf_set
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_loadconf_text
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_loadconf_xml
PASSED test/unit/operations/third_party/juniper/test_rpc.py::TestRPC::test_reboot
PASSED test/unit/transport/test_parser.py::TestSession::test_filter_xml_delimiter_multiple_rpc_reply
PASSED test/unit/transport/test_parser.py::TestSession::test_filter_xml_delimiter_rpc_reply
PASSED test/unit/transport/test_parser.py::TestSession::test_filter_xml_delimiter_splited_rpc_reply
PASSED test/unit/transport/test_parser.py::TestSession::test_filter_xml_sax_on
PASSED test/unit/transport/test_parser.py::TestSession::test_filter_xml_sax_on_junos_rfc_compliant
PASSED test/unit/transport/test_parser.py::TestSession::test_use_filter_False
PASSED test/unit/transport/test_parser.py::TestSession::test_use_filter_xml_without_sax_input
PASSED test/unit/transport/test_session.py::TestSession::test_add_listener
PASSED test/unit/transport/test_session.py::TestSession::test_add_listener_exception
PASSED test/unit/transport/test_session.py::TestSession::test_client_capability
PASSED test/unit/transport/test_session.py::TestSession::test_connected
PASSED test/unit/transport/test_session.py::TestSession::test_dispatch_error
PASSED test/unit/transport/test_session.py::TestSession::test_dispatch_message
PASSED test/unit/transport/test_session.py::TestSession::test_dispatch_message_error
PASSED test/unit/transport/test_session.py::TestSession::test_dispatch_message_error2
PASSED test/unit/transport/test_session.py::TestSession::test_get_listener_instance
PASSED test/unit/transport/test_session.py::TestSession::test_hello_handler_build
PASSED test/unit/transport/test_session.py::TestSession::test_hello_handler_callback_error
PASSED test/unit/transport/test_session.py::TestSession::test_hello_handler_callback_ok
PASSED test/unit/transport/test_session.py::TestSession::test_hello_handler_parse
PASSED test/unit/transport/test_session.py::TestSession::test_id
PASSED test/unit/transport/test_session.py::TestSession::test_notification_handler_non_notification
PASSED test/unit/transport/test_session.py::TestSession::test_notification_handler_valid_notification
PASSED test/unit/transport/test_session.py::TestSession::test_post_connect
PASSED test/unit/transport/test_session.py::TestSession::test_post_connect2
PASSED test/unit/transport/test_session.py::TestSession::test_remove_listener
PASSED test/unit/transport/test_session.py::TestSession::test_send_connected
PASSED test/unit/transport/test_session.py::TestSession::test_send_disconnected
PASSED test/unit/transport/test_session.py::TestSession::test_server_capability
PASSED test/unit/transport/test_session.py::TestSession::test_take_notification
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_agent
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_agent_exception
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_default_keyfiles
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_default_keyfiles_exception
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_exception
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_keyfiles
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_keyfiles_exception
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_no_methods_exception
PASSED test/unit/transport/test_ssh.py::TestSSH::test_auth_password
PASSED test/unit/transport/test_ssh.py::TestSSH::test_close
PASSED test/unit/transport/test_ssh.py::TestSSH::test_load_host_key
PASSED test/unit/transport/test_ssh.py::TestSSH::test_load_host_key_2
PASSED test/unit/transport/test_ssh.py::TestSSH::test_load_host_key_IOError
PASSED test/unit/transport/test_ssh.py::TestSSH::test_parse
PASSED test/unit/transport/test_ssh.py::TestSSH::test_parse11
PASSED test/unit/transport/test_ssh.py::TestSSH::test_parse_incomplete_delimiter
PASSED test/unit/transport/test_ssh.py::TestSSH::test_run_receive_py3
PASSED test/unit/transport/test_ssh.py::TestSSH::test_run_send_py3
SKIPPED [1] test/unit/transport/test_ssh.py:318: test not supported >= Python3
SKIPPED [1] test/unit/transport/test_ssh.py:335: test currently non-functional
================== 180 passed, 2 skipped, 1 warning in 0.52s ===================
Test errors Included
Test report (JUnit) Included
<?xml version="1.0" encoding="utf-8"?><testsuites><testsuite errors="0" failures="0" hostname="0957a7d1f56e" name="pytest" skipped="2" tests="182" time="0.512" timestamp="2026-11-14T03:49:19.482105"><testcase classname="test.unit.test_manager.TestManager" name="test_connect_exception" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_ioproc" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_outbound_ssh" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_ssh" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_ssh1" time="0.002" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_ssh_with_hostkey_ecdsa" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_ssh_with_hostkey_ed25519" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_ssh_with_hostkey_rsa" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_connect_with_ssh_config" time="0.003" /><testcase classname="test.unit.test_manager.TestManager" name="test_ioproc" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_make_device_handler" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_make_device_handler_provided_handler" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_channel_id" time="0.003" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_channel_name" time="0.002" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_channel_session_id" time="0.002" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_client_capability" time="0.002" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_connected" time="0.018" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_getattr" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_getattr2" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_huge_node" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_locked" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_server_capability" time="0.002" /><testcase classname="test.unit.test_manager.TestManager" name="test_manager_take_notification" time="0.000" /><testcase classname="test.unit.test_manager.TestManager" name="test_outbound_manager_connected" time="0.002" /><testcase classname="test.unit.test_manager.TestManager" name="test_ssh" time="0.001" /><testcase classname="test.unit.test_manager.TestManager" name="test_ssh2" time="0.002" /><testcase classname="test.unit.test_xml_.Test_NCElement" name="test_ncelement_reply_001" time="0.001" /><testcase classname="test.unit.test_xml_.Test_NCElement" name="test_ncelement_reply_002" time="0.000" /><testcase classname="test.unit.test_xml_.Test_NCElement" name="test_ncelement_reply_003" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_ncelement_find" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_ncelement_findtext" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_ncelement_remove_namespace" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_ncelement_reply_001" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_parse_root" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_sub_ele_inherit_parent_namespace" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" name="test_to_ele" time="0.000" /><testcase classname="test.unit.test_xml_.TestXML" 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classname="test.unit.transport.test_ssh.TestSSH" name="test_auth_default_keyfiles_exception" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_auth_exception" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_auth_keyfiles" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_auth_keyfiles_exception" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_auth_no_methods_exception" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_auth_password" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_close" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_load_host_key" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_load_host_key_2" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_load_host_key_IOError" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_parse" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_parse11" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_parse_incomplete_delimiter" time="0.000" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_run_receive_py2" time="0.000"><skipped message="test not supported >= Python3" type="pytest.skip">/testbed/test/unit/transport/test_ssh.py:318: test not supported >= Python3</skipped></testcase><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_run_receive_py3" time="0.001" /><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_run_send_py2" time="0.000"><skipped message="test currently non-functional" type="pytest.skip">/testbed/test/unit/transport/test_ssh.py:335: test currently non-functional</skipped></testcase><testcase classname="test.unit.transport.test_ssh.TestSSH" name="test_run_send_py3" time="0.001" /></testsuite></testsuites>
Agent log Included
[ 0.0s] 📋 System Prompt: You are a principal Python software engineer resolving a repository issue in `/workspace`.
[ 0.0s] 🎯 Task Prompt: You are evaluating a software engineering task for repository ncclient/ncclient.
[ 23.9s] 💭 (1022 chars) "The user is reporting a regression in `ncclient` version 0.6.8 where passing a string as
the path in `m.get('xpath', pat..."
[ 23.9s] 🔧 run_command grep -rn --include="*.py" "build_filter" ncclient/operations/ | grep -n "def bui
[ 23.9s] → 5:ncclient/operations/util.py:48:def build_filter(spec, capcheck=None):
[ 30.2s] 💭 (186 chars) "Okay, `build_filter` is defined in `ncclient/operations/util.py` at line 48.
Let's read `ncclient/operations/util.py` a..."
[ 30.2s] 📖 read_file (ncclient/operations/util.py)
[ 30.2s] ✓ {'status': 'ok', 'filepath': 'ncclient/operations/util.py', 'content': ' raise
OperationError("Insufficient parameter…
[ 50.0s] 💭 (874 chars) "Wait, the traceback provided in the issue description says:
```
File "/usr/local/lib/python3.8/site-packages/ncclient/..."
[ 50.0s] 📖 read_file (ncclient/manager.py)
[ 50.0s] ✓ {'status': 'ok', 'filepath': 'ncclient/manager.py', 'content': ' self._timeout = timeout\n
self._raise_mod…
[ 59.3s] 💭 (256 chars) "Wait, `Manager` has a `__getattr__` that maps to `OPERATIONS`. Let's see what `OPERATIONS`
is. It should be defined in `..."
[ 59.3s] 📖 read_file (ncclient/manager.py)
[ 59.3s] ✓ {'status': 'ok', 'filepath': 'ncclient/manager.py', 'content': '# Copyright 2009 Shikhar Bhushan\n#
Copyright 2011 Leoni…
[ 67.0s] 💭 (303 chars) "Okay, `OPERATIONS['get']` is `operations.Get`.
The `Manager.execute` method creates an instance of the operation class a..."
[ 67.0s] 📖 read_file (ncclient/operations/retrieve.py)
[ 67.1s] ✓ {'status': 'ok', 'filepath': 'ncclient/operations/retrieve.py', 'content': '# Copyright 2009 Shikhar
Bhushan\n#\n# Licen…
[ 123.6s] 💭 (2238 chars) "In `Get.request`:
```python
def request(self, filter=None, with_defaults=None):
# ...
node = new_ele..."
[ 123.6s] 🔧 run_command (13 lines) python3 - <<'PY'
[ 123.7s] → Failure: too many values to unpack (expected 2)
[ 146.3s] 💭 (975 chars) "Yes, the reproduction script confirms the bug.
Now I need to fix `ncclient/operations/util.py`.
I should change the unp..."
[ 146.3s] 📖 read_file (ncclient/operations/util.py)
[ 146.3s] ✓ {'status': 'ok', 'filepath': 'ncclient/operations/util.py', 'content': '# Copyright 2009 Shikhar
Bhushan\n#\n# Licensed …
[ 156.7s] 💭 (377 chars) "The fix seems straightforward. I'll implement the check for `isinstance(criteria, tuple)`.
Wait, I should also check if..."
[ 156.7s] 📖 read_file (ncclient/operations/retrieve.py)
[ 156.7s] ✓ {'status': 'ok', 'filepath': 'ncclient/operations/retrieve.py', 'content': ' def request(self,
source, filter=None, w…
[ 200.3s] 💭 (1093 chars) "Yes, `GetConfig` and `Dispatch` also use `util.build_filter(filter)`. So fixing it in
`util.py` will fix it for all of t..."
[ 200.3s] 🔧 run_command (23 lines) python3 - <<'PY'
[ 200.4s] → String path failure: too many values to unpack (expected 2)
[ 210.0s] 💭 (551 chars) "Wait, Case 2 also failed!
`Tuple path failure: 'in <string>' requires string as left operand, not NoneType`
Where did t..."
[ 210.0s] 📖 read_file (ncclient/xml_.py)
[ 210.0s] ✓ {'status': 'ok', 'filepath': 'ncclient/xml_.py', 'content': '# Copyright 2009 Shikhar Bhushan\n#
Copyright 2011 Leonidas…
[ 213.6s] 💭 (31 chars) "I need to find `new_ele_nsmap`."
[ 213.6s] 🔧 run_command grep -n "def new_ele_nsmap" ncclient/xml_.py
[ 213.6s] → error (exit 0):
[ 284.4s] 💭 (173 chars) "It seems I missed it in `read_file` or it's not there? Let me search for it in the file
again.
Wait, I read the first 1..."
[ 284.4s] 📖 read_file (ncclient/xml_.py)
[ 284.5s] ✓ {'status': 'ok', 'filepath': 'ncclient/xml_.py', 'content': ' if attrs:\n for req in attrs:\n
if is…
[ 339.2s] 💭 (2331 chars) "Ah, it's a lambda:
`new_ele_nsmap = lambda tag, nsmap, attrs={}, **extra: etree.Element(qualify(tag), attrs, nsmap, **ex..."
[ 339.2s] 🔧 run_command (25 lines) python3 - <<'PY'
[ 339.3s] → Testing Case 1 (string path)...
[ 410.2s] 💭 (3421 chars) "Okay, so `new_ele_nsmap` is indeed the problem when `ns` is a string.
`new_ele_nsmap = lambda tag, nsmap, attrs={}, **ex..."
[ 410.2s] 🔧 run_command (16 lines) python3 - <<'PY'
[ 410.3s] → Testing Case 3 (dict path)...
[ 443.6s] 💭 (1548 chars) "Okay! So if `criteria` is a tuple, the first element is expected to be a namespace map
(dict) or `None`.
If the user pro..."
[ 443.6s] ✏️ edit_file (ncclient/operations/util.py)
[ 443.7s] ✓ {'status': 'ok', 'filepath': 'ncclient/operations/util.py', 'occurrences': 1, 'strategy': 'exact',
'diff': '--- a/ncclie…
Native result row
{
"agent_error": "Agent exceeded session timeout (7.5 min)",
"duration_seconds": 453.85,
"error": "Agent exceeded session timeout (7.5 min)",
"grade": {
"collected_tests": 182,
"competition_junit_ok": true,
"error": null,
"required_issues_count": 0,
"resolved": true,
"status_counts": {
"PASSED": 180,
"SKIPPED": 2
},
"strict_clean_patch": true,
"test_exit_code": 0
},
"instance_id": "ncclient__ncclient-418",
"pass_idx": 0,
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