ROLLOUT 1 · scrapy/w3lib
scrapy__w3lib-202
Solved
226 stotal time
17tool calls
19model calls
2,693tokens generated
115,061prompt tokens read
No error recorded
⚠ The request log has 18 model calls but the trace has 19 agent calls, so tokens are listed separately instead of beside each turn.
Turn by turn
Token shading: p ≥ 0.9 0.5 – 0.9 0.2 – 0.5 below 0.2. Hover a token for its id and probability.
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 2,221 characters
You are evaluating a software engineering task for repository scrapy/w3lib. Problem Statement: Function `convert_entity` does not catch `OverflowError` Error: ``` OverflowError Python int too large to convert to C int ``` `w3lib` version -> `2.0.1` `Python` version -> `3.8.13` <img width="1131" alt="Screenshot 2022-10-31 at 10 02 22" src="https://user-images.githubusercontent.com/107861298/198971171-1af35f01-42d2-413a-8c47-9d2c3dc6ece1.png"> ## 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): ``` ./LICENSE ./MANIFEST.in ./NEWS ./README.rst ./codecov.yml ./conftest.py ./docs ./mypy.ini ./pylintrc ./pytest.ini ./setup.py ./tests ./tox.ini ./w3lib ./w3lib/__init__.py ./w3lib/_types.py ./w3lib/encoding.py ./w3lib/html.py ./w3lib/http.py ./w3lib/py.typed ./w3lib/url.py ./w3lib/util.py ```
Turn 1at 10.0 s113 tokens out2,705 prompt tokens
The user is reporting an `OverflowError` in the `convert_entity` function of `w3lib`. The error is `Python int too large to convert to C int`. This usually happens when passing a very large integer to a function that expects a C-style integer (like `chr()`). Let's start by locating the `convert_entity` function.
TOOL CALL · run_command
{
"command": "grep -rn --include=\"*.py\" \"def convert_entity\" ."
}Result of run_command 121 characters
{
"status": "ok",
"stdout": "./w3lib/html.py:69: def convert_entity(m: Match) -> str:\n",
"stderr": "",
"exit_code": 0
}Turn 2at 15 s68 tokens out2,882 prompt tokens
The function `convert_entity` is in `w3lib/html.py`. Let's read the code around `convert_entity`.
TOOL CALL · read_file
{
"end_line": 100,
"filepath": "w3lib/html.py",
"start_line": 60
}Result of read_file 1,680 characters
{
"status": "ok",
"filepath": "w3lib/html.py",
"content": " >>> import w3lib.html\n >>> w3lib.html.replace_entities(b'Price: £100')\n 'Price: \\\\xa3100'\n >>> print(w3lib.html.replace_entities(b'Price: £100'))\n Price: £100\n >>>\n\n \"\"\"\n\n def convert_entity(m: Match) -> str:\n groups = m.groupdict()\n number = None\n if groups.get(\"dec\"):\n number = int(groups[\"dec\"], 10)\n elif groups.get(\"hex\"):\n number = int(groups[\"hex\"], 16)\n elif groups.get(\"named\"):\n entity_name = groups[\"named\"]\n if entity_name.lower() in keep:\n return m.group(0)\n else:\n number = name2codepoint.get(entity_name) or name2codepoint.get(\n entity_name.lower()\n )\n if number is not None:\n # Numeric character references in the 80-9F range are typically\n # interpreted by browsers as representing the characters mapped\n # to bytes 80-9F in the Windows-1252 encoding. For more info\n # see: http://en.wikipedia.org/wiki/Character_encodings_in_HTML\n try:\n if 0x80 <= number <= 0x9F:\n return bytes((number,)).decode(\"cp1252\")\n else:\n return chr(number)\n except ValueError:\n pass\n\n return \"\" if remove_illegal and groups.get(\"semicolon\") else m.group(0)\n\n return _ent_re.sub(convert_entity, to_unicode(text, encoding))\n",
"start_line": 60,
"end_line": 100,
"total_lines": 369,
"is_truncated": false
}Turn 3at 50 s359 tokens out3,486 prompt tokens
The code shows that `chr(number)` is called. If `number` is too large, `chr()` can raise `OverflowError` (though in Python 3, `chr()` usually raises `ValueError` for values outside the Unicode range, but on some systems or versions, or perhaps for extremely large numbers, it might trigger something else). Actually, in Python 3, `chr(i)` raises `ValueError: chr() arg not in range(0x110000)`.
Wait, the issue report says `OverflowError: Python int too large to convert to C int`.
And the screenshot (though I can't see it, the text describes it) says `OverflowError`.
Looking at the code:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except ValueError:
pass
```
It catches `ValueError`, but not `OverflowError`.
Let's try to reproduce this. I need to find what input triggers this.
The `convert_entity` is an inner function of `replace_entities` (judging by the indentation and the `_ent_re.sub` call at the end).
Wait, `replace_entities` is likely the function containing `convert_entity`.
Let's check the beginning of `replace_entities` to see how it's called.
TOOL CALL · read_file
{
"end_line": 70,
"filepath": "w3lib/html.py",
"start_line": 50
}Result of read_file 851 characters
{
"status": "ok",
"filepath": "w3lib/html.py",
"content": "\n It supports both numeric entities (``&#nnnn;`` and ``&#hhhh;``)\n and named entities (such as `` `` or ``>``).\n\n If `remove_illegal` is ``True``, entities that can't be converted are removed.\n If `remove_illegal` is ``False``, entities that can't be converted are kept \"as\n is\". For more information see the tests.\n\n Always returns a unicode string (with the entities removed).\n\n >>> import w3lib.html\n >>> w3lib.html.replace_entities(b'Price: £100')\n 'Price: \\\\xa3100'\n >>> print(w3lib.html.replace_entities(b'Price: £100'))\n Price: £100\n >>>\n\n \"\"\"\n\n def convert_entity(m: Match) -> str:\n groups = m.groupdict()",
"start_line": 50,
"end_line": 70,
"total_lines": 369,
"is_truncated": false
}Turn 4at 62 s138 tokens out4,156 prompt tokens
The `replace_entities` function probably starts around line 40.
Wait, look at the indentation in the previous `read_file` output:
```python
def convert_entity(m: Match) -> str:
...
return _ent_re.sub(convert_entity, to_unicode(text, encoding))
```
Yes, `convert_entity` is defined inside `replace_entities`.
Let's find where `replace_entities` is defined.
TOOL CALL · run_command
{
"command": "grep -n \"def replace_entities\" w3lib/html.py"
}Result of run_command 86 characters
{
"status": "ok",
"stdout": "36:def replace_entities(\n",
"stderr": "",
"exit_code": 0
}Turn 5at 76 s197 tokens out4,341 prompt tokens
Now I will create a reproduction script. I want to find an input that causes `OverflowError`. Since `number` comes from `int(groups["dec"], 10)` or `int(groups["hex"], 16)`, I can provide a very large number in a numeric entity. For example, `�` Let's try this.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport w3lib.html\ntry:\n print(w3lib.html.replace_entities(b'�'))\nexcept Exception as e:\n print(f\"Caught: {type(e).__name__}: {e}\")\nPY\n"
}Result of run_command 125 characters
{
"status": "ok",
"stdout": "Caught: OverflowError: Python int too large to convert to C int\n",
"stderr": "",
"exit_code": 0
}Turn 6at 87 s147 tokens out4,592 prompt tokens
Reproduced! The issue is that `chr()` can raise `OverflowError` if the number is too large to be represented as a C long. Now I need to fix it. I should add `OverflowError` to the `except` block. Wait, what about other parallel paths? Is `convert_entity` used anywhere else? No, it's a local function inside `replace_entities`. Are there other functions that do similar conversions? Let's check `w3lib/html.py` for other calls to `chr()`.
TOOL CALL · run_command
{
"command": "grep -rn \"chr(\" w3lib/html.py"
}Result of run_command 103 characters
{
"status": "ok",
"stdout": "93: return chr(number)\n",
"stderr": "",
"exit_code": 0
}Turn 7at 91 s73 tokens out4,787 prompt tokens
Only one call to `chr()` in `w3lib/html.py`. Let's check if there are other files that might have similar logic. Search for `chr(` in the whole repository.
TOOL CALL · run_command
{
"command": "grep -rn --include=\"*.py\" \"chr(\" ."
}Result of run_command 119 characters
{
"status": "ok",
"stdout": "./w3lib/html.py:93: return chr(number)\n",
"stderr": "",
"exit_code": 0
}Turn 8at 124 s373 tokens out4,916 prompt tokens
It seems only `w3lib/html.py` uses `chr()`. Wait, I should check if `ValueError` is enough for most cases, and why `OverflowError` happens. On my current system (which is likely 64-bit Python), `chr()` on a huge number raised `OverflowError`. On some platforms: - `chr(0x110000)` raises `ValueError: chr() arg not in range(0x110000)`. - `chr(10**100)` might raise `OverflowError: Python int too large to convert to C int`. So catching both `ValueError` and `OverflowError` is correct. Let's verify this if I catch both.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport w3lib.html\n\n# Normally, convert_entity is internal. Let's just use replace_entities.\n\ndef test_fix():\n try:\n # This one should be handled and return the original string if remove_illegal is False\n print(f\"Large number: {w3lib.html.replace_entities(b'�')}\")\n # This one should also be handled\n print(f\"Too large for unicode: {w3lib.html.replace_entities(b'�')}\") # 0x110000\n except Exception as e:\n print(f\"Fail: {type(e).__name__}: {e}\")\n\ntest_fix()\nPY\n"
}Result of run_command 123 characters
{
"status": "ok",
"stdout": "Fail: OverflowError: Python int too large to convert to C int\n",
"stderr": "",
"exit_code": 0
}Turn 9at 151 s381 tokens out5,343 prompt tokens
Now I will apply the fix.
The block is:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except ValueError:
pass
```
I will change it to:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except (ValueError, OverflowError):
pass
```
Wait, I should also check if there are other places where `bytes((number,))` could raise `OverflowError`.
If `number` is very large, `bytes((number,))` will raise `ValueError: bytes must be in range(0, 256)`.
Since `number` is checked to be between `0x80` and `0x9F` before calling `bytes((number,))`, this is safe from `ValueError` (and `OverflowError`).
Let's double check if `bytes((number,))` can raise `OverflowError` when `number` is in `0x80..0x9F`. No, it shouldn't.
One more check: are there any other `convert_entity`-like functions?
`w3lib` also has `url.py` and `http.py`.
Let's see if they do any character conversions.
TOOL CALL · run_command
{
"command": "grep -rn \"chr(\" w3lib/url.py w3lib/http.py w3lib/util.py"
}Result of run_command 127 characters
{
"status": "error",
"error_type": "CommandError",
"error_message": "",
"details": {
"stdout": "",
"stderr": "",
"exit_code": 1
}
}Turn 10at 156 s61 tokens out5,780 prompt tokens
No `chr()` in those files. Now let's see if there are other ways to convert entities in `w3lib/html.py`.
TOOL CALL · run_command
{
"command": "grep -rn \"entities\" w3lib/html.py"
}Result of run_command 1,127 characters
{
"status": "ok",
"stdout": "6:from html.entities import name2codepoint\n36:def replace_entities(\n42: \"\"\"Remove entities from the given `text` by converting them to their\n48: If `keep` is passed (with a list of entity names) those entities will\n51: It supports both numeric entities (``&#nnnn;`` and ``&#hhhh;``)\n52: and named entities (such as `` `` or ``>``).\n54: If `remove_illegal` is ``True``, entities that can't be converted are removed.\n55: If `remove_illegal` is ``False``, entities that can't be converted are kept \"as\n58: Always returns a unicode string (with the entities removed).\n61: >>> w3lib.html.replace_entities(b'Price: £100')\n63: >>> print(w3lib.html.replace_entities(b'Price: £100'))\n102:def has_entities(text: AnyStr, encoding: Optional[str] = None) -> bool:\n274: 1. removes entities (except the ones in `keep`) from any part of it\n294: # it's not a CDATA (so we try to remove its entities)\n295: ret_text += replace_entities(\n345: utext = remove_comments(replace_entities(utext))\n",
"stderr": "",
"exit_code": 0
}Turn 11at 160 s77 tokens out6,229 prompt tokens
It seems `replace_entities` is the main entry point for entity replacement. Let's examine the code of `replace_entities` again to make sure I have the full context.
TOOL CALL · read_file
{
"end_line": 105,
"filepath": "w3lib/html.py",
"start_line": 36
}Result of read_file 2,739 characters
{
"status": "ok",
"filepath": "w3lib/html.py",
"content": "def replace_entities(\n text: AnyStr,\n keep: Iterable[str] = (),\n remove_illegal: bool = True,\n encoding: str = \"utf-8\",\n) -> str:\n \"\"\"Remove entities from the given `text` by converting them to their\n corresponding unicode character.\n\n `text` can be a unicode string or a byte string encoded in the given\n `encoding` (which defaults to 'utf-8').\n\n If `keep` is passed (with a list of entity names) those entities will\n be kept (they won't be removed).\n\n It supports both numeric entities (``&#nnnn;`` and ``&#hhhh;``)\n and named entities (such as `` `` or ``>``).\n\n If `remove_illegal` is ``True``, entities that can't be converted are removed.\n If `remove_illegal` is ``False``, entities that can't be converted are kept \"as\n is\". For more information see the tests.\n\n Always returns a unicode string (with the entities removed).\n\n >>> import w3lib.html\n >>> w3lib.html.replace_entities(b'Price: £100')\n 'Price: \\\\xa3100'\n >>> print(w3lib.html.replace_entities(b'Price: £100'))\n Price: £100\n >>>\n\n \"\"\"\n\n def convert_entity(m: Match) -> str:\n groups = m.groupdict()\n number = None\n if groups.get(\"dec\"):\n number = int(groups[\"dec\"], 10)\n elif groups.get(\"hex\"):\n number = int(groups[\"hex\"], 16)\n elif groups.get(\"named\"):\n entity_name = groups[\"named\"]\n if entity_name.lower() in keep:\n return m.group(0)\n else:\n number = name2codepoint.get(entity_name) or name2codepoint.get(\n entity_name.lower()\n )\n if number is not None:\n # Numeric character references in the 80-9F range are typically\n # interpreted by browsers as representing the characters mapped\n # to bytes 80-9F in the Windows-1252 encoding. For more info\n # see: http://en.wikipedia.org/wiki/Character_encodings_in_HTML\n try:\n if 0x80 <= number <= 0x9F:\n return bytes((number,)).decode(\"cp1252\")\n else:\n return chr(number)\n except ValueError:\n pass\n\n return \"\" if remove_illegal and groups.get(\"semicolon\") else m.group(0)\n\n return _ent_re.sub(convert_entity, to_unicode(text, encoding))\n\n\ndef has_entities(text: AnyStr, encoding: Optional[str] = None) -> bool:\n return bool(_ent_re.search(to_unicode(text, encoding)))\n\n",
"start_line": 36,
"end_line": 105,
"total_lines": 369,
"is_truncated": false
}Turn 12at 165 s63 tokens out7,155 prompt tokens
I'll apply the fix now.
TOOL CALL · edit_file
{
"filepath": "w3lib/html.py",
"new_string": " except (ValueError, OverflowError):\n pass",
"old_string": " except ValueError:\n pass"
}Result of edit_file 505 characters
{
"status": "ok",
"filepath": "w3lib/html.py",
"occurrences": 1,
"strategy": "exact",
"diff": "--- a/w3lib/html.py\n+++ b/w3lib/html.py\n@@ -91,7 +91,7 @@\n return bytes((number,)).decode(\"cp1252\")\n else:\n return chr(number)\n- except ValueError:\n+ except (ValueError, OverflowError):\n pass\n \n return \"\" if remove_illegal and groups.get(\"semicolon\") else m.group(0)\n",
"is_truncated": false
}Turn 13at 183 s281 tokens out7,391 prompt tokens
Now let's run the reproduction script again to make sure it doesn't crash.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport w3lib.html\ntry:\n print(f\"Large number (remove_illegal=True): {w3lib.html.replace_entities(b'�', remove_illegal=True)}\")\n print(f\"Large number (remove_illegal=False): {w3lib.html.replace_entities(b'�', remove_illegal=False)}\")\n print(f\"Too large for unicode (remove_illegal=True): {w3lib.html.replace_entities(b'�', remove_illegal=True)}\")\n print(f\"Too large for unicode (remove_illegal=False): {w3lib.html.replace_entities(b'�', remove_illegal=False)}\")\nexcept Exception as e:\n print(f\"Fail: {type(e).__name__}: {e}\")\nPY\n"
}Result of run_command 265 characters
{
"status": "ok",
"stdout": "Large number (remove_illegal=True): \nLarge number (remove_illegal=False): �\nToo large for unicode (remove_illegal=True): \nToo large for unicode (remove_illegal=False): �\n",
"stderr": "",
"exit_code": 0
}Turn 14at 191 s69 tokens out7,787 prompt tokens
Perfect. Now let's check if existing tests still pass. I'll run tests in `tests/` that might be related to `w3lib.html`.
TOOL CALL · run_command
{
"command": "pytest tests/test_html.py -q --tb=short --no-header"
}Result of run_command 161 characters
{
"status": "ok",
"stdout": "....................................................... [100%]\n55 passed in 0.06s\n",
"stderr": "",
"exit_code": 0
}Turn 15at 195 s52 tokens out7,919 prompt tokens
All tests passed. Wait, I should also check if there are other test files that might be using `replace_entities`.
TOOL CALL · run_command
{
"command": "grep -rn \"replace_entities\" tests/"
}Result of run_command 1,815 characters
{
"status": "ok",
"stdout": "tests/test_html.py:9: replace_entities,\ntests/test_html.py:19: assert isinstance(replace_entities(b\"no entities\"), str)\ntests/test_html.py:20: assert isinstance(replace_entities(b\"Price: £100!\"), str)\ntests/test_html.py:21: assert isinstance(replace_entities(\"no entities\"), str)\ntests/test_html.py:22: assert isinstance(replace_entities(\"Price: £100!\"), str)\ntests/test_html.py:26: self.assertEqual(replace_entities(\"As low as £100!\"), \"As low as \\xa3100!\")\ntests/test_html.py:28: replace_entities(b\"As low as £100!\"), \"As low as \\xa3100!\"\ntests/test_html.py:31: replace_entities(\ntests/test_html.py:40: replace_entities(\ntests/test_html.py:46: replace_entities(\ntests/test_html.py:54: replace_entities(\ntests/test_html.py:60: replace_entities(\ntests/test_html.py:65: self.assertEqual(replace_entities(\"x≤y\"), \"x\\u2264y\")\ntests/test_html.py:66: self.assertEqual(replace_entities(\"xy\"), \"xy\")\ntests/test_html.py:67: self.assertEqual(replace_entities(\"xy\", remove_illegal=False), \"xy\")\ntests/test_html.py:71: self.assertEqual(replace_entities(\"x™y\", encoding=\"cp1252\"), \"x\\u2122y\")\ntests/test_html.py:72: self.assertEqual(replace_entities(\"x™y\", encoding=\"cp1252\"), \"x\\u2122y\")\ntests/test_html.py:89: self.assertEqual(replace_entities(entity, encoding=\"cp1252\"), result)\ntests/test_html.py:91: replace_entities(f\"x{entity}y\", encoding=\"cp1252\"), f\"x{result}y\"\ntests/test_html.py:96: replace_entities(b\"x\\x99™™y\", encoding=\"cp1252\"),\n",
"stderr": "",
"exit_code": 0
}Turn 16at 198 s59 tokens out8,669 prompt tokens
It seems `tests/test_html.py` is the only one. I'll do one final check for any other `chr()` calls in the whole repo.
TOOL CALL · run_command
{
"command": "grep -rn \"chr(\" ."
}Result of run_command 119 characters
{
"status": "ok",
"stdout": "./w3lib/html.py:93: return chr(number)\n",
"stderr": "",
"exit_code": 0
}Turn 17at 204 s33 tokens out8,784 prompt tokens
Everything looks good. Final verification of changes.
TOOL CALL · run_command
{
"command": "git status --short && git diff"
}Result of run_command 561 characters
{
"status": "ok",
"stdout": " M w3lib/html.py\ndiff --git a/w3lib/html.py b/w3lib/html.py\nindex a31d42b..0cff2ff 100644\n--- a/w3lib/html.py\n+++ b/w3lib/html.py\n@@ -91,7 +91,7 @@ def replace_entities(\n return bytes((number,)).decode(\"cp1252\")\n else:\n return chr(number)\n- except ValueError:\n+ except (ValueError, OverflowError):\n pass\n \n return \"\" if remove_illegal and groups.get(\"semicolon\") else m.group(0)\n",
"stderr": "",
"exit_code": 0
}Turn 18at 209 s40 tokens out9,030 prompt tokens
The diff looks exactly as expected. No untracked files. No modifications to `tests/`. I'm confident in the fix.
TOOL CALL · submit_patch
Result of submit_patch 55 characters
{
"status": "ok",
"patch_size": 464,
"files_changed": 1
}Turn 19at 223 s109 tokens out9,109 prompt tokens
The `convert_entity` inner function in `w3lib/html.py` failed with an `OverflowError` when encountering extremely large numeric HTML entities because `chr()` can raise this error when the input integer exceeds C long limits on some platforms. I updated the exception handler to catch both `ValueError` and `OverflowError`, ensuring that such entities are either removed (if `remove_illegal=True`) or kept as-is (if `remove_illegal=False`), consistent with the library's intended behavior.
Model calls (not matched to turns)
Generated tokens 113 tokens · stopped: STOP
The user is reporting an `OverflowError` in the `convert_entity` function of `w3lib`. The error is `Python int too large to convert to C int`. This usually happens when passing a very large integer to a function that expects a C-style integer (like `chr()`). Let's start by locating the `convert_entity` function.
<|channel>thought
The user is reporting an `OverflowError` in the `convert_entity` function of `w3lib`.
The error is `Python int too large to convert to C int`.
This usually happens when passing a very large integer to a function that expects a C-style integer (like `chr()`).
Let's start by locating the `convert_entity` function.<channel|><|tool_call>call:run_command{command:<|"|>grep -rn --include="*.py" "def convert_entity" .<|"|>}<tool_call|><|tool_response>
Generated tokens 68 tokens · stopped: STOP
The function `convert_entity` is in `w3lib/html.py`. Let's read the code around `convert_entity`.
The function `convert_entity` is in `w3lib/html.py`.
Let's read the code around `convert_entity`.<channel|><|tool_call>call:read_file{filepath:<|"|>w3lib/html.py<|"|>,start_line:60,end_line:100}<tool_call|><|tool_response>
Generated tokens 359 tokens · stopped: STOP
The code shows that `chr(number)` is called. If `number` is too large, `chr()` can raise `OverflowError` (though in Python 3, `chr()` usually raises `ValueError` for values outside the Unicode range, but on some systems or versions, or perhaps for extremely large numbers, it might trigger something else). Actually, in Python 3, `chr(i)` raises `ValueError: chr() arg not in range(0x110000)`.
Wait, the issue report says `OverflowError: Python int too large to convert to C int`.
And the screenshot (though I can't see it, the text describes it) says `OverflowError`.
Looking at the code:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except ValueError:
pass
```
It catches `ValueError`, but not `OverflowError`.
Let's try to reproduce this. I need to find what input triggers this.
The `convert_entity` is an inner function of `replace_entities` (judging by the indentation and the `_ent_re.sub` call at the end).
Wait, `replace_entities` is likely the function containing `convert_entity`.
Let's check the beginning of `replace_entities` to see how it's called.
The code shows that `chr(number)` is called. If `number` is too large, `chr()` can raise `OverflowError` (though in Python 3, `chr()` usually raises `ValueError` for values outside the Unicode range, but on some systems or versions, or perhaps for extremely large numbers, it might trigger something else). Actually, in Python 3, `chr(i)` raises `ValueError: chr() arg not in range(0x110000)`.
Wait, the issue report says `OverflowError: Python int too large to convert to C int`.
And the screenshot (though I can't see it, the text describes it) says `OverflowError`.
Looking at the code:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except ValueError:
pass
```
It catches `ValueError`, but not `OverflowError`.
Let's try to reproduce this. I need to find what input triggers this.
The `convert_entity` is an inner function of `replace_entities` (judging by the indentation and the `_ent_re.sub` call at the end).
Wait, `replace_entities` is likely the function containing `convert_entity`.
Let's check the beginning of `replace_entities` to see how it's called.
<channel|><|tool_call>call:read_file{end_line:70,filepath:<|"|>w3lib/html.py<|"|>,start_line:50}<tool_call|><|tool_response>
Generated tokens 138 tokens · stopped: STOP
The `replace_entities` function probably starts around line 40.
Wait, look at the indentation in the previous `read_file` output:
```python
def convert_entity(m: Match) -> str:
...
return _ent_re.sub(convert_entity, to_unicode(text, encoding))
```
Yes, `convert_entity` is defined inside `replace_entities`.
Let's find where `replace_entities` is defined.
The `replace_entities` function probably starts around line 40.
Wait, look at the indentation in the previous `read_file` output:
```python
def convert_entity(m: Match) -> str:
...
return _ent_re.sub(convert_entity, to_unicode(text, encoding))
```
Yes, `convert_entity` is defined inside `replace_entities`.
Let's find where `replace_entities` is defined.
<channel|><|tool_call>call:run_command{command:<|"|>grep -n "def replace_entities" w3lib/html.py<|"|>}<tool_call|><|tool_response>
Generated tokens 197 tokens · stopped: STOP
Now I will create a reproduction script. I want to find an input that causes `OverflowError`. Since `number` comes from `int(groups["dec"], 10)` or `int(groups["hex"], 16)`, I can provide a very large number in a numeric entity. For example, `�` Let's try this.
Now I will create a reproduction script. I want to find an input that causes `OverflowError`.
Since `number` comes from `int(groups["dec"], 10)` or `int(groups["hex"], 16)`, I can provide a very large number in a numeric entity.
For example, `�`
Let's try this.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import w3lib.html
try:
print(w3lib.html.replace_entities(b'�'))
except Exception as e:
print(f"Caught: {type(e).__name__}: {e}")
PY
<|"|>}<tool_call|><|tool_response>
Generated tokens 147 tokens · stopped: STOP
Reproduced! The issue is that `chr()` can raise `OverflowError` if the number is too large to be represented as a C long. Now I need to fix it. I should add `OverflowError` to the `except` block. Wait, what about other parallel paths? Is `convert_entity` used anywhere else? No, it's a local function inside `replace_entities`. Are there other functions that do similar conversions? Let's check `w3lib/html.py` for other calls to `chr()`.
Reproduced! The issue is that `chr()` can raise `OverflowError` if the number is too large to be represented as a C long.
Now I need to fix it. I should add `OverflowError` to the `except` block.
Wait, what about other parallel paths?
Is `convert_entity` used anywhere else? No, it's a local function inside `replace_entities`.
Are there other functions that do similar conversions?
Let's check `w3lib/html.py` for other calls to `chr()`.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "chr(" w3lib/html.py<|"|>}<tool_call|><|tool_response>
Generated tokens 73 tokens · stopped: STOP
Only one call to `chr()` in `w3lib/html.py`. Let's check if there are other files that might have similar logic. Search for `chr(` in the whole repository.
Only one call to `chr()` in `w3lib/html.py`.
Let's check if there are other files that might have similar logic.
Search for `chr(` in the whole repository.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn --include="*.py" "chr(" .<|"|>}<tool_call|><|tool_response>
Generated tokens 373 tokens · stopped: STOP
It seems only `w3lib/html.py` uses `chr()`. Wait, I should check if `ValueError` is enough for most cases, and why `OverflowError` happens. On my current system (which is likely 64-bit Python), `chr()` on a huge number raised `OverflowError`. On some platforms: - `chr(0x110000)` raises `ValueError: chr() arg not in range(0x110000)`. - `chr(10**100)` might raise `OverflowError: Python int too large to convert to C int`. So catching both `ValueError` and `OverflowError` is correct. Let's verify this if I catch both.
It seems only `w3lib/html.py` uses `chr()`.
Wait, I should check if `ValueError` is enough for most cases, and why `OverflowError` happens.
On my current system (which is likely 64-bit Python), `chr()` on a huge number raised `OverflowError`.
On some platforms:
- `chr(0x110000)` raises `ValueError: chr() arg not in range(0x110000)`.
- `chr(10**100)` might raise `OverflowError: Python int too large to convert to C int`.
So catching both `ValueError` and `OverflowError` is correct.
Let's verify this if I catch both.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import w3lib.html
# Normally, convert_entity is internal. Let's just use replace_entities.
def test_fix():
try:
# This one should be handled and return the original string if remove_illegal is False
print(f"Large number: {w3lib.html.replace_entities(b'�')}")
# This one should also be handled
print(f"Too large for unicode: {w3lib.html.replace_entities(b'�')}") # 0x110000
except Exception as e:
print(f"Fail: {type(e).__name__}: {e}")
test_fix()
PY
<|"|>}<tool_call|><|tool_response>
Generated tokens 381 tokens · stopped: STOP
Now I will apply the fix.
The block is:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except ValueError:
pass
```
I will change it to:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except (ValueError, OverflowError):
pass
```
Wait, I should also check if there are other places where `bytes((number,))` could raise `OverflowError`.
If `number` is very large, `bytes((number,))` will raise `ValueError: bytes must be in range(0, 256)`.
Since `number` is checked to be between `0x80` and `0x9F` before calling `bytes((number,))`, this is safe from `ValueError` (and `OverflowError`).
Let's double check if `bytes((number,))` can raise `OverflowError` when `number` is in `0x80..0x9F`. No, it shouldn't.
One more check: are there any other `convert_entity`-like functions?
`w3lib` also has `url.py` and `http.py`.
Let's see if they do any character conversions.Now I will apply the fix.
The block is:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except ValueError:
pass
```
I will change it to:
```python
try:
if 0x80 <= number <= 0x9F:
return bytes((number,)).decode("cp1252")
else:
return chr(number)
except (ValueError, OverflowError):
pass
```
Wait, I should also check if there are other places where `bytes((number,))` could raise `OverflowError`.
If `number` is very large, `bytes((number,))` will raise `ValueError: bytes must be in range(0, 256)`.
Since `number` is checked to be between `0x80` and `0x9F` before calling `bytes((number,))`, this is safe from `ValueError` (and `OverflowError`).
Let's double check if `bytes((number,))` can raise `OverflowError` when `number` is in `0x80..0x9F`. No, it shouldn't.
One more check: are there any other `convert_entity`-like functions?
`w3lib` also has `url.py` and `http.py`.
Let's see if they do any character conversions.<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "chr(" w3lib/url.py w3lib/http.py w3lib/util.py<|"|>}<tool_call|><|tool_response>
Generated tokens 61 tokens · stopped: STOP
No `chr()` in those files. Now let's see if there are other ways to convert entities in `w3lib/html.py`.
No `chr()` in those files.
Now let's see if there are other ways to convert entities in `w3lib/html.py`.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "entities" w3lib/html.py<|"|>}<tool_call|><|tool_response>
Generated tokens 77 tokens · stopped: STOP
It seems `replace_entities` is the main entry point for entity replacement. Let's examine the code of `replace_entities` again to make sure I have the full context.
It seems `replace_entities` is the main entry point for entity replacement.
Let's examine the code of `replace_entities` again to make sure I have the full context.
<channel|><|tool_call>call:read_file{end_line:105,filepath:<|"|>w3lib/html.py<|"|>,start_line:36}<tool_call|><|tool_response>
Generated tokens 63 tokens · stopped: STOP
I'll apply the fix now.
I'll apply the fix now.
<channel|><|tool_call>call:edit_file{filepath:<|"|>w3lib/html.py<|"|>,new_string:<|"|> except (ValueError, OverflowError):
pass<|"|>,old_string:<|"|> except ValueError:
pass<|"|>}<tool_call|><|tool_response>
Generated tokens 281 tokens · stopped: STOP
Now let's run the reproduction script again to make sure it doesn't crash.
Now let's run the reproduction script again to make sure it doesn't crash.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import w3lib.html
try:
print(f"Large number (remove_illegal=True): {w3lib.html.replace_entities(b'�', remove_illegal=True)}")
print(f"Large number (remove_illegal=False): {w3lib.html.replace_entities(b'�', remove_illegal=False)}")
print(f"Too large for unicode (remove_illegal=True): {w3lib.html.replace_entities(b'�', remove_illegal=True)}")
print(f"Too large for unicode (remove_illegal=False): {w3lib.html.replace_entities(b'�', remove_illegal=False)}")
except Exception as e:
print(f"Fail: {type(e).__name__}: {e}")
PY
<|"|>}<tool_call|><|tool_response>
Generated tokens 69 tokens · stopped: STOP
Perfect. Now let's check if existing tests still pass. I'll run tests in `tests/` that might be related to `w3lib.html`.
Perfect. Now let's check if existing tests still pass.
I'll run tests in `tests/` that might be related to `w3lib.html`.<channel|><|tool_call>call:run_command{command:<|"|>pytest tests/test_html.py -q --tb=short --no-header<|"|>}<tool_call|><|tool_response>
Generated tokens 52 tokens · stopped: STOP
All tests passed. Wait, I should also check if there are other test files that might be using `replace_entities`.
All tests passed.
Wait, I should also check if there are other test files that might be using `replace_entities`.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "replace_entities" tests/<|"|>}<tool_call|><|tool_response>
Generated tokens 59 tokens · stopped: STOP
It seems `tests/test_html.py` is the only one. I'll do one final check for any other `chr()` calls in the whole repo.
It seems `tests/test_html.py` is the only one.
I'll do one final check for any other `chr()` calls in the whole repo.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "chr(" .<|"|>}<tool_call|><|tool_response>
Generated tokens 33 tokens · stopped: STOP
Everything looks good. Final verification of changes.
Everything looks good.
Final verification of changes.
<channel|><|tool_call>call:run_command{command:<|"|>git status --short && git diff<|"|>}<tool_call|><|tool_response>
Generated tokens 40 tokens · stopped: STOP
The diff looks exactly as expected. No untracked files. No modifications to `tests/`. I'm confident in the fix.
The diff looks exactly as expected. No untracked files. No modifications to `tests/`.
I'm confident in the fix.
<channel|><|tool_call>call:submit_patch{}<tool_call|><|tool_response>
Patch, tests and logs
Final code change Included
diff --git a/w3lib/html.py b/w3lib/html.py
index a31d42b..0cff2ff 100644
--- a/w3lib/html.py
+++ b/w3lib/html.py
@@ -91,7 +91,7 @@ def replace_entities(
return bytes((number,)).decode("cp1252")
else:
return chr(number)
- except ValueError:
+ except (ValueError, OverflowError):
pass
return "" if remove_illegal and groups.get("semicolon") else m.group(0)
Test output Included
============================= test session starts ============================== collected 158 items tests/test_encoding.py ................... [ 12%] tests/test_html.py ..................................................... [ 45%] .. [ 46%] tests/test_http.py ....... [ 51%] tests/test_url.py .x.................................................... [ 85%] .................. [ 96%] tests/test_util.py ..... [100%] ==================================== PASSES ==================================== - generated xml file: /tmp/rebench-grade-351e1d72c61f4b06a2f902cd94d08dee.xml -- =========================== short test summary info ============================ PASSED tests/test_encoding.py::RequestEncodingTests::test_bom PASSED tests/test_encoding.py::RequestEncodingTests::test_html_body_declared_encoding PASSED tests/test_encoding.py::RequestEncodingTests::test_html_body_declared_encoding_unicode PASSED tests/test_encoding.py::RequestEncodingTests::test_http_encoding_header PASSED tests/test_encoding.py::CodecsEncodingTestCase::test_resolve_encoding PASSED tests/test_encoding.py::UnicodeDecodingTestCase::test_invalid_utf8 PASSED tests/test_encoding.py::UnicodeDecodingTestCase::test_utf8 PASSED tests/test_encoding.py::HtmlConversionTests::test_BOM PASSED tests/test_encoding.py::HtmlConversionTests::test_autodetect PASSED tests/test_encoding.py::HtmlConversionTests::test_content_type_and_conversion PASSED tests/test_encoding.py::HtmlConversionTests::test_default_encoding PASSED tests/test_encoding.py::HtmlConversionTests::test_empty_body PASSED tests/test_encoding.py::HtmlConversionTests::test_html_encoding PASSED tests/test_encoding.py::HtmlConversionTests::test_invalid_utf8_encoded_body_with_valid_utf8_BOM PASSED tests/test_encoding.py::HtmlConversionTests::test_python_crash PASSED tests/test_encoding.py::HtmlConversionTests::test_replace_wrong_encoding PASSED tests/test_encoding.py::HtmlConversionTests::test_unicode_body PASSED tests/test_encoding.py::HtmlConversionTests::test_utf16_32 PASSED tests/test_encoding.py::HtmlConversionTests::test_utf8_unexpected_end_of_data_with_valid_utf8_BOM PASSED tests/test_html.py::RemoveEntitiesTest::test_browser_hack PASSED tests/test_html.py::RemoveEntitiesTest::test_encoding PASSED tests/test_html.py::RemoveEntitiesTest::test_illegal_entities PASSED tests/test_html.py::RemoveEntitiesTest::test_keep_entities PASSED tests/test_html.py::RemoveEntitiesTest::test_missing_semicolon PASSED tests/test_html.py::RemoveEntitiesTest::test_regular PASSED tests/test_html.py::RemoveEntitiesTest::test_returns_unicode PASSED tests/test_html.py::ReplaceTagsTest::test_replace_tags PASSED tests/test_html.py::ReplaceTagsTest::test_replace_tags_multiline PASSED tests/test_html.py::ReplaceTagsTest::test_returns_unicode PASSED tests/test_html.py::RemoveCommentsTest::test_no_comments PASSED tests/test_html.py::RemoveCommentsTest::test_remove_comments PASSED tests/test_html.py::RemoveCommentsTest::test_returns_unicode PASSED tests/test_html.py::RemoveTagsTest::test_keep_argument PASSED tests/test_html.py::RemoveTagsTest::test_remove_empty_tags PASSED tests/test_html.py::RemoveTagsTest::test_remove_tags PASSED tests/test_html.py::RemoveTagsTest::test_remove_tags_with_attributes PASSED tests/test_html.py::RemoveTagsTest::test_remove_tags_without_tags PASSED tests/test_html.py::RemoveTagsTest::test_returns_unicode PASSED tests/test_html.py::RemoveTagsTest::test_uppercase_tags PASSED tests/test_html.py::RemoveTagsWithContentTest::test_empty_tags PASSED tests/test_html.py::RemoveTagsWithContentTest::test_returns_unicode PASSED tests/test_html.py::RemoveTagsWithContentTest::test_tags_with_shared_prefix PASSED tests/test_html.py::RemoveTagsWithContentTest::test_with_tags PASSED tests/test_html.py::RemoveTagsWithContentTest::test_without_tags PASSED tests/test_html.py::ReplaceEscapeCharsTest::test_returns_unicode PASSED tests/test_html.py::ReplaceEscapeCharsTest::test_with_escape_chars PASSED tests/test_html.py::ReplaceEscapeCharsTest::test_without_escape_chars PASSED tests/test_html.py::UnquoteMarkupTest::test_returns_unicode PASSED tests/test_html.py::UnquoteMarkupTest::test_unquote_markup PASSED tests/test_html.py::GetBaseUrlTest::test_attributes_before_href PASSED tests/test_html.py::GetBaseUrlTest::test_base_url_in_comment PASSED tests/test_html.py::GetBaseUrlTest::test_get_base_url PASSED tests/test_html.py::GetBaseUrlTest::test_get_base_url_latin1 PASSED tests/test_html.py::GetBaseUrlTest::test_get_base_url_latin1_percent PASSED tests/test_html.py::GetBaseUrlTest::test_get_base_url_utf8 PASSED tests/test_html.py::GetBaseUrlTest::test_no_scheme_url PASSED tests/test_html.py::GetBaseUrlTest::test_relative_url_with_absolute_path PASSED tests/test_html.py::GetBaseUrlTest::test_tag_name PASSED tests/test_html.py::GetMetaRefreshTest::test_commented_meta_refresh PASSED tests/test_html.py::GetMetaRefreshTest::test_entities_in_redirect_url PASSED tests/test_html.py::GetMetaRefreshTest::test_float_refresh_intervals PASSED tests/test_html.py::GetMetaRefreshTest::test_get_meta_refresh PASSED tests/test_html.py::GetMetaRefreshTest::test_html_comments_with_uncommented_meta_refresh PASSED tests/test_html.py::GetMetaRefreshTest::test_inside_noscript PASSED tests/test_html.py::GetMetaRefreshTest::test_inside_script PASSED tests/test_html.py::GetMetaRefreshTest::test_leading_newline_in_url PASSED tests/test_html.py::GetMetaRefreshTest::test_multiline PASSED tests/test_html.py::GetMetaRefreshTest::test_nonascii_url_latin1 PASSED tests/test_html.py::GetMetaRefreshTest::test_nonascii_url_latin1_query PASSED tests/test_html.py::GetMetaRefreshTest::test_nonascii_url_utf8 PASSED tests/test_html.py::GetMetaRefreshTest::test_redirections_in_different_ordering__in_meta_tag PASSED tests/test_html.py::GetMetaRefreshTest::test_relative_redirects PASSED tests/test_html.py::GetMetaRefreshTest::test_tag_name PASSED tests/test_html.py::GetMetaRefreshTest::test_without_url PASSED tests/test_http.py::HttpTests::test_basic_auth_header PASSED tests/test_http.py::HttpTests::test_basic_auth_header_encoding PASSED tests/test_http.py::HttpTests::test_headers_dict_to_raw PASSED tests/test_http.py::HttpTests::test_headers_dict_to_raw_listtuple PASSED tests/test_http.py::HttpTests::test_headers_dict_to_raw_wrong_values PASSED tests/test_http.py::HttpTests::test_headers_raw_dict_none PASSED tests/test_http.py::HttpTests::test_headers_raw_to_dict PASSED tests/test_url.py::UrlTests::test_add_or_replace_parameter PASSED tests/test_url.py::UrlTests::test_add_or_replace_parameters PASSED tests/test_url.py::UrlTests::test_add_or_replace_parameters_does_not_change_input_param PASSED tests/test_url.py::UrlTests::test_any_to_uri PASSED tests/test_url.py::UrlTests::test_file_uri_to_path PASSED tests/test_url.py::UrlTests::test_is_url PASSED tests/test_url.py::UrlTests::test_path_to_file_uri PASSED tests/test_url.py::UrlTests::test_safe_download_url PASSED tests/test_url.py::UrlTests::test_safe_url_idna PASSED tests/test_url.py::UrlTests::test_safe_url_idna_encoding_failure PASSED tests/test_url.py::UrlTests::test_safe_url_port_number PASSED tests/test_url.py::UrlTests::test_safe_url_string PASSED tests/test_url.py::UrlTests::test_safe_url_string_bytes_input PASSED tests/test_url.py::UrlTests::test_safe_url_string_bytes_input_nonutf8 PASSED tests/test_url.py::UrlTests::test_safe_url_string_encode_idna_domain_with_port PASSED tests/test_url.py::UrlTests::test_safe_url_string_encode_idna_domain_with_username_and_empty_password_and_port_number PASSED tests/test_url.py::UrlTests::test_safe_url_string_encode_idna_domain_with_username_password_and_port_number PASSED tests/test_url.py::UrlTests::test_safe_url_string_misc PASSED tests/test_url.py::UrlTests::test_safe_url_string_preserve_nonfragment_hash PASSED tests/test_url.py::UrlTests::test_safe_url_string_quote_path PASSED tests/test_url.py::UrlTests::test_safe_url_string_remove_ascii_tab_and_newlines PASSED tests/test_url.py::UrlTests::test_safe_url_string_unsafe_chars PASSED tests/test_url.py::UrlTests::test_safe_url_string_user_and_pass_percentage_encoded PASSED tests/test_url.py::UrlTests::test_safe_url_string_userinfo_unsafe_chars PASSED tests/test_url.py::UrlTests::test_safe_url_string_with_query PASSED tests/test_url.py::UrlTests::test_url_query_cleaner PASSED tests/test_url.py::UrlTests::test_url_query_cleaner_keep_fragments PASSED tests/test_url.py::UrlTests::test_url_query_parameter PASSED tests/test_url.py::UrlTests::test_url_query_parameter_2 PASSED tests/test_url.py::CanonicalizeUrlTest::test_append_missing_path PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_idns PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_parse_url PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_url PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_url_idempotence PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_url_idna_exceptions PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_url_unicode_path PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_url_unicode_query_string PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_url_unicode_query_string_wrong_encoding PASSED tests/test_url.py::CanonicalizeUrlTest::test_canonicalize_urlparsed PASSED tests/test_url.py::CanonicalizeUrlTest::test_domains_are_case_insensitive PASSED tests/test_url.py::CanonicalizeUrlTest::test_dont_convert_safe_characters PASSED tests/test_url.py::CanonicalizeUrlTest::test_keep_blank_values PASSED tests/test_url.py::CanonicalizeUrlTest::test_non_ascii_percent_encoding_in_paths PASSED tests/test_url.py::CanonicalizeUrlTest::test_non_ascii_percent_encoding_in_query_arguments PASSED tests/test_url.py::CanonicalizeUrlTest::test_normalize_percent_encoding_in_paths PASSED tests/test_url.py::CanonicalizeUrlTest::test_normalize_percent_encoding_in_query_arguments PASSED tests/test_url.py::CanonicalizeUrlTest::test_port_number PASSED tests/test_url.py::CanonicalizeUrlTest::test_preserve_nonfragment_hash PASSED tests/test_url.py::CanonicalizeUrlTest::test_quoted_slash_and_question_sign PASSED tests/test_url.py::CanonicalizeUrlTest::test_remove_fragments PASSED tests/test_url.py::CanonicalizeUrlTest::test_return_str PASSED tests/test_url.py::CanonicalizeUrlTest::test_safe_characters_unicode PASSED tests/test_url.py::CanonicalizeUrlTest::test_sorting PASSED tests/test_url.py::CanonicalizeUrlTest::test_spaces PASSED tests/test_url.py::CanonicalizeUrlTest::test_strip_spaces PASSED tests/test_url.py::CanonicalizeUrlTest::test_typical_usage PASSED tests/test_url.py::CanonicalizeUrlTest::test_urls_with_auth_and_ports PASSED tests/test_url.py::DataURITests::test_base64 PASSED tests/test_url.py::DataURITests::test_base64_spaces PASSED tests/test_url.py::DataURITests::test_bytes_uri PASSED tests/test_url.py::DataURITests::test_default_mediatype PASSED tests/test_url.py::DataURITests::test_default_mediatype_charset PASSED tests/test_url.py::DataURITests::test_mediatype_parameters PASSED tests/test_url.py::DataURITests::test_missing_comma PASSED tests/test_url.py::DataURITests::test_missing_scheme PASSED tests/test_url.py::DataURITests::test_scheme_case_insensitive PASSED tests/test_url.py::DataURITests::test_text_charset PASSED tests/test_url.py::DataURITests::test_text_uri PASSED tests/test_url.py::DataURITests::test_unicode_uri PASSED tests/test_url.py::DataURITests::test_wrong_base64_param PASSED tests/test_url.py::DataURITests::test_wrong_scheme PASSED tests/test_util.py::StrToUnicodeTestCase::test_deprecation PASSED tests/test_util.py::ToBytesTestCase::test_type_error PASSED tests/test_util.py::ToNativeStrTestCase::test_deprecation PASSED tests/test_util.py::ToUnicodeTestCase::test_type_error PASSED tests/test_util.py::UnicodeToStrTestCase::test_deprecation XFAIL tests/test_url.py::UrlTests::test_add_or_replace_parameter_fail - https://github.com/scrapy/w3lib/issues/164 ======================== 157 passed, 1 xfailed in 0.24s ========================
Test errors Included
Test report (JUnit) Included
<?xml version="1.0" encoding="utf-8"?><testsuites name="pytest tests"><testsuite name="pytest" errors="0" failures="0" skipped="1" tests="158" time="0.237" timestamp="2026-11-14T04:28:39.816770+00:00" hostname="8f489ce3af14"><testcase classname="tests.test_encoding.RequestEncodingTests" name="test_bom" time="0.002" /><testcase classname="tests.test_encoding.RequestEncodingTests" name="test_html_body_declared_encoding" time="0.000" /><testcase classname="tests.test_encoding.RequestEncodingTests" name="test_html_body_declared_encoding_unicode" time="0.000" /><testcase classname="tests.test_encoding.RequestEncodingTests" name="test_http_encoding_header" time="0.001" /><testcase classname="tests.test_encoding.CodecsEncodingTestCase" name="test_resolve_encoding" time="0.001" /><testcase classname="tests.test_encoding.UnicodeDecodingTestCase" name="test_invalid_utf8" time="0.000" /><testcase classname="tests.test_encoding.UnicodeDecodingTestCase" name="test_utf8" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_BOM" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_autodetect" time="0.001" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_content_type_and_conversion" time="0.001" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_default_encoding" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_empty_body" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_html_encoding" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_invalid_utf8_encoded_body_with_valid_utf8_BOM" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_python_crash" time="0.069" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_replace_wrong_encoding" time="0.000" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_unicode_body" time="0.001" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_utf16_32" time="0.002" /><testcase classname="tests.test_encoding.HtmlConversionTests" name="test_utf8_unexpected_end_of_data_with_valid_utf8_BOM" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_browser_hack" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_encoding" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_illegal_entities" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_keep_entities" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_missing_semicolon" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_regular" time="0.000" /><testcase classname="tests.test_html.RemoveEntitiesTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.ReplaceTagsTest" name="test_replace_tags" time="0.000" /><testcase classname="tests.test_html.ReplaceTagsTest" name="test_replace_tags_multiline" time="0.000" /><testcase classname="tests.test_html.ReplaceTagsTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.RemoveCommentsTest" name="test_no_comments" time="0.000" /><testcase classname="tests.test_html.RemoveCommentsTest" name="test_remove_comments" time="0.000" /><testcase classname="tests.test_html.RemoveCommentsTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_keep_argument" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_remove_empty_tags" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_remove_tags" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_remove_tags_with_attributes" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_remove_tags_without_tags" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.RemoveTagsTest" name="test_uppercase_tags" time="0.000" /><testcase classname="tests.test_html.RemoveTagsWithContentTest" name="test_empty_tags" time="0.000" /><testcase classname="tests.test_html.RemoveTagsWithContentTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.RemoveTagsWithContentTest" name="test_tags_with_shared_prefix" time="0.000" /><testcase classname="tests.test_html.RemoveTagsWithContentTest" name="test_with_tags" time="0.000" /><testcase classname="tests.test_html.RemoveTagsWithContentTest" name="test_without_tags" time="0.000" /><testcase classname="tests.test_html.ReplaceEscapeCharsTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.ReplaceEscapeCharsTest" name="test_with_escape_chars" time="0.000" /><testcase classname="tests.test_html.ReplaceEscapeCharsTest" name="test_without_escape_chars" time="0.000" /><testcase classname="tests.test_html.UnquoteMarkupTest" name="test_returns_unicode" time="0.000" /><testcase classname="tests.test_html.UnquoteMarkupTest" name="test_unquote_markup" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_attributes_before_href" time="0.003" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_base_url_in_comment" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_get_base_url" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_get_base_url_latin1" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_get_base_url_latin1_percent" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_get_base_url_utf8" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_no_scheme_url" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_relative_url_with_absolute_path" time="0.000" /><testcase classname="tests.test_html.GetBaseUrlTest" name="test_tag_name" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_commented_meta_refresh" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_entities_in_redirect_url" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_float_refresh_intervals" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_get_meta_refresh" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_html_comments_with_uncommented_meta_refresh" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_inside_noscript" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_inside_script" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_leading_newline_in_url" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_multiline" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_nonascii_url_latin1" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_nonascii_url_latin1_query" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_nonascii_url_utf8" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_redirections_in_different_ordering__in_meta_tag" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_relative_redirects" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_tag_name" time="0.000" /><testcase classname="tests.test_html.GetMetaRefreshTest" name="test_without_url" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_basic_auth_header" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_basic_auth_header_encoding" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_headers_dict_to_raw" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_headers_dict_to_raw_listtuple" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_headers_dict_to_raw_wrong_values" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_headers_raw_dict_none" time="0.000" /><testcase classname="tests.test_http.HttpTests" name="test_headers_raw_to_dict" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_add_or_replace_parameter" time="0.001" /><testcase classname="tests.test_url.UrlTests" name="test_add_or_replace_parameter_fail" time="0.000"><skipped type="pytest.xfail" message="https://github.com/scrapy/w3lib/issues/164" /></testcase><testcase classname="tests.test_url.UrlTests" name="test_add_or_replace_parameters" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_add_or_replace_parameters_does_not_change_input_param" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_any_to_uri" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_file_uri_to_path" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_is_url" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_path_to_file_uri" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_download_url" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_idna" time="0.002" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_idna_encoding_failure" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_port_number" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_bytes_input" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_bytes_input_nonutf8" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_encode_idna_domain_with_port" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_encode_idna_domain_with_username_and_empty_password_and_port_number" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_encode_idna_domain_with_username_password_and_port_number" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_misc" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_preserve_nonfragment_hash" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_quote_path" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_remove_ascii_tab_and_newlines" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_unsafe_chars" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_user_and_pass_percentage_encoded" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_userinfo_unsafe_chars" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_safe_url_string_with_query" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_url_query_cleaner" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_url_query_cleaner_keep_fragments" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_url_query_parameter" time="0.000" /><testcase classname="tests.test_url.UrlTests" name="test_url_query_parameter_2" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_append_missing_path" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_idns" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_parse_url" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_url" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_url_idempotence" time="0.001" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_url_idna_exceptions" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_url_unicode_path" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_url_unicode_query_string" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_url_unicode_query_string_wrong_encoding" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_canonicalize_urlparsed" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_domains_are_case_insensitive" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_dont_convert_safe_characters" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_keep_blank_values" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_non_ascii_percent_encoding_in_paths" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_non_ascii_percent_encoding_in_query_arguments" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_normalize_percent_encoding_in_paths" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_normalize_percent_encoding_in_query_arguments" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_port_number" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_preserve_nonfragment_hash" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_quoted_slash_and_question_sign" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_remove_fragments" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_return_str" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_safe_characters_unicode" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_sorting" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_spaces" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_strip_spaces" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_typical_usage" time="0.000" /><testcase classname="tests.test_url.CanonicalizeUrlTest" name="test_urls_with_auth_and_ports" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_base64" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_base64_spaces" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_bytes_uri" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_default_mediatype" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_default_mediatype_charset" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_mediatype_parameters" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_missing_comma" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_missing_scheme" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_scheme_case_insensitive" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_text_charset" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_text_uri" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_unicode_uri" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_wrong_base64_param" time="0.000" /><testcase classname="tests.test_url.DataURITests" name="test_wrong_scheme" time="0.000" /><testcase classname="tests.test_util.StrToUnicodeTestCase" name="test_deprecation" time="0.000" /><testcase classname="tests.test_util.ToBytesTestCase" name="test_type_error" time="0.000" /><testcase classname="tests.test_util.ToNativeStrTestCase" name="test_deprecation" time="0.000" /><testcase classname="tests.test_util.ToUnicodeTestCase" name="test_type_error" time="0.000" /><testcase classname="tests.test_util.UnicodeToStrTestCase" name="test_deprecation" time="0.000" /></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 scrapy/w3lib.
[ 9.5s] 💭 (314 chars) "The user is reporting an `OverflowError` in the `convert_entity` function of `w3lib`.
The error is `Python int too large..."
[ 9.5s] 🔧 run_command grep -rn --include="*.py" "def convert_entity" .
[ 9.6s] → ./w3lib/html.py:69: def convert_entity(m: Match) -> str:
[ 14.7s] 💭 (97 chars) "The function `convert_entity` is in `w3lib/html.py`.
Let's read the code around `convert_entity`."
[ 14.7s] 📖 read_file (w3lib/html.py)
[ 14.7s] ✓ {'status': 'ok', 'filepath': 'w3lib/html.py', 'content': ' >>> import w3lib.html\n >>>
w3lib.html.replace_entities…
[ 49.4s] 💭 (1242 chars) "The code shows that `chr(number)` is called. If `number` is too large, `chr()` can raise
`OverflowError` (though in Pyth..."
[ 49.4s] 📖 read_file (w3lib/html.py)
[ 49.4s] ✓ {'status': 'ok', 'filepath': 'w3lib/html.py', 'content': '\n It supports both numeric entities
(``&#nnnn;`` and ``&#h…
[ 61.7s] 💭 (373 chars) "The `replace_entities` function probably starts around line 40.
Wait, look at the indentation in the previous `read_fil..."
[ 61.7s] 🔧 run_command grep -n "def replace_entities" w3lib/html.py
[ 61.7s] → 36:def replace_entities(
[ 75.9s] 💭 (285 chars) "Now I will create a reproduction script. I want to find an input that causes
`OverflowError`.
Since `number` comes from ..."
[ 75.9s] 🔧 run_command (7 lines) python3 - <<'PY'
[ 76.0s] → Caught: OverflowError: Python int too large to convert to C int
[ 86.9s] 💭 (441 chars) "Reproduced! The issue is that `chr()` can raise `OverflowError` if the number is too large
to be represented as a C long..."
[ 86.9s] 🔧 run_command grep -rn "chr(" w3lib/html.py
[ 86.9s] → 93: return chr(number)
[ 90.7s] 💭 (156 chars) "Only one call to `chr()` in `w3lib/html.py`.
Let's check if there are other files that might have similar logic.
Search..."
[ 90.7s] 🔧 run_command grep -rn --include="*.py" "chr(" .
[ 90.8s] → ./w3lib/html.py:93: return chr(number)
[ 123.9s] 💭 (523 chars) "It seems only `w3lib/html.py` uses `chr()`.
Wait, I should check if `ValueError` is enough for most cases, and why `Ove..."
[ 123.9s] 🔧 run_command (16 lines) python3 - <<'PY'
[ 123.9s] → Fail: OverflowError: Python int too large to convert to C int
[ 150.1s] 💭 (1212 chars) "Now I will apply the fix.
The block is:
```python
try:
if 0x80 <= number <= 0x9F:
..."
[ 150.1s] 🔧 run_command grep -rn "chr(" w3lib/url.py w3lib/http.py w3lib/util.py
[ 150.2s] → error (exit 0):
[ 155.3s] 💭 (105 chars) "No `chr()` in those files.
Now let's see if there are other ways to convert entities in `w3lib/html.py`."
[ 155.3s] 🔧 run_command grep -rn "entities" w3lib/html.py
[ 155.3s] → 6:from html.entities import name2codepoint
[ 159.9s] 💭 (165 chars) "It seems `replace_entities` is the main entry point for entity replacement.
Let's examine the code of `replace_entities..."
[ 159.9s] 📖 read_file (w3lib/html.py)
[ 159.9s] ✓ {'status': 'ok', 'filepath': 'w3lib/html.py', 'content': 'def replace_entities(\n text: AnyStr,\n
keep: Iterable[s…
[ 164.4s] 💭 (23 chars) "I'll apply the fix now."
[ 164.4s] ✏️ edit_file (w3lib/html.py)
[ 164.5s] ✓ {'status': 'ok', 'filepath': 'w3lib/html.py', 'occurrences': 1, 'strategy': 'exact', 'diff': '---
a/w3lib/html.py\n+++ b…
[ 182.7s] 💭 (74 chars) "Now let's run the reproduction script again to make sure it doesn't crash."
[ 182.7s] 🔧 run_command (10 lines) python3 - <<'PY'
[ 182.8s] → Large number (remove_illegal=True):
[ 191.0s] 💭 (120 chars) "Perfect. Now let's check if existing tests still pass.
I'll run tests in `tests/` that might be related to `w3lib.html`."
[ 191.0s] 🔧 run_command pytest tests/test_html.py -q --tb=short --no-header
[ 191.5s] → ....................................................... [100%]
[ 194.1s] 💭 (114 chars) "All tests passed.
Wait, I should also check if there are other test files that might be using `replace_entities`."
[ 194.1s] 🔧 run_command grep -rn "replace_entities" tests/
[ 194.2s] → tests/test_html.py:9: replace_entities,
[ 197.9s] 💭 (118 chars) "It seems `tests/test_html.py` is the only one.
I'll do one final check for any other `chr()` calls in the whole repo."
[ 197.9s] 🔧 run_command grep -rn "chr(" .
[ 197.9s] → ./w3lib/html.py:93: return chr(number)
[ 203.1s] 💭 (54 chars) "Everything looks good.
Final verification of changes."
[ 203.1s] 🔧 run_command git status --short && git diff
[ 203.1s] → M w3lib/html.py
[ 208.1s] 💭 (112 chars) "The diff looks exactly as expected. No untracked files. No modifications to `tests/`.
I'm confident in the fix."
[ 208.1s] 🤖 submit_patch
[ 208.2s] → submit_patch: {"status": "ok", "patch_size": 464, "files_changed": 1}
[ 222.1s] ✅ Agent finished: The `convert_entity` inner function in `w3lib/html.py` failed with an `OverflowError`
when encountering extremely large numeric HTML entities because `chr()` can raise this error when the input intege...
Native result row
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"duration_seconds": 225.92,
"error": null,
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"collected_tests": 158,
"competition_junit_ok": true,
"error": null,
"required_issues_count": 0,
"resolved": true,
"status_counts": {
"PASSED": 157,
"SKIPPED": 1
},
"strict_clean_patch": true,
"test_exit_code": 0
},
"instance_id": "scrapy__w3lib-202",
"pass_idx": 0,
"patch_chars": 464,
"phase1_seconds": 224.78,
"repo": "scrapy/w3lib",
"request_log_path": "/kaggle-root/working/r31/rollouts_X/requests/scrapy__w3lib-202__p0__r1.jsonl",
"resolved": true,
"rollout_idx": 1,
"run_key": "scrapy__w3lib-202__p0__r1",
"strict_clean_patch": true,
"tool_calls": 17,
"total_llm_calls": 19,
"trace_path": "/kaggle-root/working/r31/rollouts_X/traces/trace_scrapy__w3lib-202__p0__r1.json"
}