ROLLOUT 7 · apiflask/apiflask
apiflask__apiflask-632
Solved
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22model calls
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189,577prompt 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 5,796 characters
You are evaluating a software engineering task for repository apiflask/apiflask.
Problem Statement:
Specifying `headers` option in `@output` decorator generates invalid spec for OAS version >= 3.0.0
The OpenAPI Specification for versions 3.0.0 and higher indicates that the `Header` object must not specify either a `name` or an `in` field:
- 3.0.0: https://spec.openapis.org/oas/v3.0.0.html#header-object
- 3.1.0: https://spec.openapis.org/oas/v3.1.0.html#header-object
The current implementation introduced in #511 invokes `schema2parameters` from `apispec`, which leaves the fields in place, resulting in an invalid spec.
```python
import openapi_spec_validator
from apiflask import APIFlask, Schema
from marshmallow.fields import String
class Foo(Schema):
name = String()
class ResponseHeader(Schema):
x_token = String(data_key="X-Token", metadata={"description": "A custom token header"})
app = APIFlask(__name__)
@app.route("/foo")
@app.output(Foo, headers=ResponseHeader)
def foo():
pass
client = app.test_client()
rv = client.get("/openapi.json")
assert rv.status_code == 200
openapi_spec_validator.validate(rv.json) # Fails
```
The generated spec looks like this:
```json
{
"components": {
"schemas": {
"Foo": {
"properties": {
"name": {
"type": "string"
}
},
"type": "object"
}
}
},
"info": {
"title": "APIFlask",
"version": "0.1.0"
},
"openapi": "3.0.3",
"paths": {
"/foo": {
"get": {
"parameters": [],
"responses": {
"200": {
"content": {
"application/json": {
"schema": {
"$ref": "#/components/schemas/Foo"
}
}
},
"description": "Successful response",
"headers": {
"X-Token": {
"description": "A custom token header",
"in": "header",
"name": "X-Token",
"required": false,
"schema": {
"type": "string"
}
}
}
}
},
"summary": "Foo"
}
}
},
"servers": [
{
"url": "http://localhost/"
}
],
"tags": []
}
```
I considered raising this against `apispec`, since in theory it might be possible to modify `schema2parameters` to not include `name` or `in` when the `location` value is `headers`, but the `name` value is still needed to populate the key of the `headers` dictionary in the spec, so I think it makes more sense to address in this project.
Environment:
- Python version: 3.11
- Flask version: 3.1.0
- APIFlask version: 2.3.0
## 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):
```
./CHANGES.md
./CODE_OF_CONDUCT.md
./CONTRIBUTING.md
./LICENSE
./MANIFEST.in
./NOTICE
./README.md
./codecov.yml
./docs
./examples
./mkdocs.yml
./netlify.toml
./pyproject.toml
./requirements
./requirements/dev.in
./requirements/dev.txt
./requirements/docs.in
./requirements/docs.txt
./requirements/examples.in
./requirements/examples.txt
./requirements/min-versions.in
./requirements/min-versions.txt
./requirements/tests.in
./requirements/tests.txt
./requirements/typing.in
./requirements/typing.txt
./src
./src/apiflask
./src/apiflask/__init__.py
./src/apiflask/app.py
./src/apiflask/blueprint.py
./src/apiflask/commands.py
./src/apiflask/exceptions.py
./src/apiflask/fields.py
./src/apiflask/helpers.py
./src/apiflask/openapi.py
./src/apiflask/py.typed
./src/apiflask/route.py
./src/apiflask/scaffold.py
./src/apiflask/schemas.py
./src/apiflask/security.py
./src/apiflask/settings.py
./src/apiflask/types.py
./src/apiflask/ui_templates.py
./src/apiflask/validators.py
./src/apiflask/views.py
./tests
./tox.ini
```
Turn 1at 24 s375 tokens out3,666 prompt tokens
The user is reporting an issue where specifying `headers` in the `@output` decorator of `APIFlask` generates an invalid OpenAPI Spec (OAS) for versions 3.0.0 and higher. The problem is that the `Header` object in OAS 3.0.0+ must not specify `name` or `in` fields. The current implementation uses `apispec.schema2parameters`, which includes these fields. I need to: 1. Reproduce the issue with the provided example. 2. Locate the code that calls `schema2parameters` or handles the generation of response headers. 3. Modify the code to remove `name` and `in` fields from the header object when generating the OAS spec. Let's start by reproducing the issue.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport openapi_spec_validator\nfrom apiflask import APIFlask, Schema\nfrom marshmallow.fields import String\n\nclass Foo(Schema):\n name = String()\n\nclass ResponseHeader(Schema):\n x_token = String(data_key=\"X-Token\", metadata={\"description\": \"A custom token header\"})\n\napp = APIFlask(__name__)\n\n@app.route(\"/foo\")\n@app.output(Foo, headers=ResponseHeader)\ndef foo():\n pass\n\nclient = app.test_client()\nrv = client.get(\"/openapi.json\")\nassert rv.status_code == 200\ntry:\n openapi_spec_validator.validate(rv.json)\n print(\"Validation succeeded\")\nexcept Exception as e:\n print(f\"Validation failed: {e}\")\nPY\n"
}Result of run_command 1,212 characters
{
"status": "ok",
"stdout": "Validation failed: {'content': {'application/json': {'schema': {'$ref': '#/components/schemas/Foo'}}}, 'description': 'Successful response', 'headers': {'X-Token': {'description': 'A custom token header', 'in': 'header', 'name': 'X-Token', 'required': False, 'schema': {'type': 'string'}}}} is not valid under any of the given schemas\n\nFailed validating 'oneOf' in schema['properties']['paths']['patternProperties']['^\\\\/']['patternProperties']['^(get|put|post|delete|options|head|patch|trace)$']['properties']['responses']['patternProperties']['^[1-5](?:\\\\d{2}|XX)$']:\n {'oneOf': [{'$ref': '#/definitions/Response'},\n {'$ref': '#/definitions/Reference'}]}\n\nOn instance['paths']['/foo']['get']['responses']['200']:\n {'content': {'application/json': {'schema': {'$ref': '#/components/schemas/Foo'}}},\n 'description': 'Successful response',\n 'headers': {'X-Token': {'description': 'A custom token header',\n 'in': 'header',\n 'name': 'X-Token',\n 'required': False,\n 'schema': {'type': 'string'}}}}\n",
"stderr": "",
"exit_code": 0
}Turn 2at 34 s133 tokens out4,378 prompt tokens
The reproduction script failed as expected. The validation error indicates that the `headers` object contains `in` and `name` fields, which are not allowed according to the OAS 3.0+ specification for response headers. Now I need to find where this is happening in the `apiflask` source code. The problem statement mentioned `schema2parameters` from `apispec` is involved. I'll search for `schema2parameters` in the codebase.
TOOL CALL · run_command
{
"command": "grep -rn --include=\"*.py\" \"schema2parameters\" src/apiflask"
}Result of run_command 169 characters
{
"status": "ok",
"stdout": "src/apiflask/app.py:1256: headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n",
"stderr": "",
"exit_code": 0
}Turn 3at 38 s92 tokens out4,586 prompt tokens
It seems like `src/apiflask/app.py` is where `schema2parameters` is called. Let's examine the code around line 1256 in `src/apiflask/app.py`.
TOOL CALL · read_file
{
"filepath": "src/apiflask/app.py`,start_line:1200,end_line:1300"
}Result of read_file 471 characters
{
"status": "error",
"error_type": "FileReadError",
"error_message": "404 Client Error for http+docker://localhost/v1.52/containers/6a4ccb3e285b5d282676c1af59c0dd1163bb6e58692de5b2a54f30ca5b3c8508/archive?path=%2Fworkspace%2Fsrc%2Fapiflask%2Fapp.py%60%2Cstart_line%3A1200%2Cend_line%3A1300: Not Found (\"Could not find the file /workspace/src/apiflask/app.py`,start_line:1200,end_line:1300 in container 6a4ccb3e285b5d282676c1af59c0dd1163bb6e58692de5b2a54f30ca5b3c8508\")"
}Turn 4at 61 s370 tokens out4,949 prompt tokens
Ah, I used `read_file` and it seems it didn't work as I expected or I might have made a mistake. Wait, the error message says: `Could not find the file /workspace/src/apiflask/app.py`,start_line:1200,end_line:1300 in container`. It looks like the `start_line` and `end_line` were included in the path by some mistake? No, the tool arguments should be separate. Wait, let me re-read the `read_file` tool definition. `filepath`, `start_line`, `end_line`. I called it with `filepath='src/apiflask/app.py', start_line=1200, end_line=1300`. Maybe the file is shorter than 1200 lines? No, `grep` found the match at line 1256. Let me try reading the file from the beginning to see the size, or just read it without line numbers first. Actually, I'll try reading a larger chunk around 1256. Wait, looking at the error message again: `%2Fworkspace%2Fsrc%2Fapiflask%2Fapp.py%60%2Cstart_line%3A1200%2Cend_line%3A1300`. It seems the backend for `read_file` is doing something weird. Let me try again with a simpler call. Actually, let me check the file size.
TOOL CALL · run_command
{
"command": "wc -l src/apiflask/app.py"
}Result of run_command 86 characters
{
"status": "ok",
"stdout": "1282 src/apiflask/app.py\n",
"stderr": "",
"exit_code": 0
}Turn 5at 66 s72 tokens out5,373 prompt tokens
The file has 1282 lines. Let me try `read_file` again, ensuring I'm using the correct parameters.
TOOL CALL · read_file
{
"end_line": 1300,
"filepath": "src/apiflask/app.py`,start_line:1200"
}Result of read_file 439 characters
{
"status": "error",
"error_type": "FileReadError",
"error_message": "404 Client Error for http+docker://localhost/v1.52/containers/6a4ccb3e285b5d282676c1af59c0dd1163bb6e58692de5b2a54f30ca5b3c8508/archive?path=%2Fworkspace%2Fsrc%2Fapiflask%2Fapp.py%60%2Cstart_line%3A1200: Not Found (\"Could not find the file /workspace/src/apiflask/app.py`,start_line:1200 in container 6a4ccb3e285b5d282676c1af59c0dd1163bb6e58692de5b2a54f30ca5b3c8508\")"
}Turn 6at 73 s97 tokens out5,694 prompt tokens
This is very strange. The `read_file` tool is failing in a way that suggests it's concatenating arguments into the path. I'll try to use `run_command` with `sed` or `head`/`tail` to read the file.
TOOL CALL · run_command
{
"command": "sed -n '1200,1300p' src/apiflask/app.py"
}Result of run_command 3,602 characters
{
"status": "ok",
"stdout": " schema: SchemaType | dict,\n description: str,\n example: t.Any | None = None,\n examples: dict[str, t.Any] | None = None,\n links: dict[str, t.Any] | None = None,\n content_type: str | None = 'application/json',\n headers_schema: SchemaType | None = None,\n ) -> None:\n \"\"\"Add response to operation.\n\n *Version changed: 2.1.0*\n\n - Add parameter `headers_schema`.\n\n *Version changed: 1.3.0*\n\n - Add parameter `content_type`.\n\n *Version changed: 0.10.0*\n\n - Add `links` parameter.\n \"\"\"\n base_schema: OpenAPISchemaType | None = self.config['BASE_RESPONSE_SCHEMA']\n data_key: str = self.config['BASE_RESPONSE_DATA_KEY']\n if base_schema is not None:\n base_schema_spec: dict[str, t.Any]\n if isinstance(base_schema, type):\n base_schema_spec = self._ma_plugin.converter.schema2jsonschema( # type: ignore\n base_schema()\n )\n elif isinstance(base_schema, dict):\n base_schema_spec = base_schema\n else:\n raise TypeError(_bad_schema_message)\n if data_key not in base_schema_spec['properties']: # type: ignore\n raise RuntimeError(\n f'The data key {data_key!r} is not found in the base response schema spec.'\n )\n base_schema_spec['properties'][data_key] = schema # type: ignore\n schema = base_schema_spec\n\n operation['responses'][status_code] = {}\n if status_code != '204':\n if isinstance(schema, FileSchema):\n schema = {'type': schema.type, 'format': schema.format}\n elif isinstance(schema, EmptySchema):\n schema = {}\n operation['responses'][status_code]['content'] = {content_type: {'schema': schema}}\n operation['responses'][status_code]['description'] = description\n if example is not None:\n operation['responses'][status_code]['content'][content_type]['example'] = example\n if examples is not None:\n operation['responses'][status_code]['content'][content_type]['examples'] = examples\n if links is not None:\n operation['responses'][status_code]['links'] = links\n if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }\n\n def _add_response_with_schema(\n self,\n spec: APISpec,\n operation: dict,\n status_code: str,\n schema: OpenAPISchemaType,\n schema_name: str,\n description: str,\n ) -> None:\n \"\"\"Add response with given schema to operation.\"\"\"\n if isinstance(schema, type):\n schema = schema()\n self._add_response(operation, status_code, schema, description)\n elif isinstance(schema, dict):\n if schema_name not in spec.components.schemas:\n spec.components.schema(schema_name, schema)\n schema_ref = {'$ref': f'#/components/schemas/{schema_name}'}\n self._add_response(operation, status_code, schema_ref, description)\n else:\n raise TypeError(_bad_schema_message)\n",
"stderr": "",
"exit_code": 0
}Turn 7at 97 s340 tokens out6,742 prompt tokens
I found the relevant code:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
The `headers` variable is a list of dictionaries, where each dictionary represents a header. The code then creates a dictionary where the keys are the header names and the values are the header dictionaries themselves.
According to the problem description, the generated spec looks like this:
```json
"headers": {
"X-Token": {
"description": "A custom token header",
"in": "header",
"name": "X-Token",
"required": false,
"schema": {
"type": "string"
}
}
}
```
And the problem is that `in` and `name` should not be present inside the header object.
So I should remove `in` and `name` from each `header` dictionary in the `headers` list before putting them into the `operation['responses'][status_code]['headers']` dictionary.
Wait, let me check if `schema2parameters` is used anywhere else in `src/apiflask/app.py`.
TOOL CALL · run_command
{
"command": "grep -rn \"schema2parameters\" src/apiflask/app.py"
}Result of run_command 149 characters
{
"status": "ok",
"stdout": "1256: headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n",
"stderr": "",
"exit_code": 0
}Turn 8at 125 s509 tokens out7,147 prompt tokens
It's only used once at line 1256.
So I can just modify the code to remove `name` and `in` from the `header` dictionaries.
However, I should check if `header['name']` is needed for the key of the dictionary. Yes, it is:
`operation['responses'][status_code]['headers'] = {header['name']: header for header in headers}`
So I should probably do something like:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Let's check the existing code again to see if I can make a more compact fix.
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
Actually, the most straightforward way to do this while keeping the dictionary comprehension (if preferred) would be to modify the headers list first.
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Wait, `header` is a dictionary. `pop('name')` modifies the dictionary in place.
Let's see if there are other places where `schema2parameters` might be used in the project.
TOOL CALL · run_command
{
"command": "grep -rn \"schema2parameters\" src/apiflask"
}Result of run_command 169 characters
{
"status": "ok",
"stdout": "src/apiflask/app.py:1256: headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n",
"stderr": "",
"exit_code": 0
}Turn 9at 210 s1,595 tokens out7,731 prompt tokens
It's only used there.
Let's double check the OAS 3.0.0 specification link mentioned in the issue.
- 3.0.0: https://spec.openapis.org/oas/v3.0.0.html#header-object
"A Header Object is a Parameter Object with the `in` value of `header`."
Wait, a Header Object *is* a Parameter Object.
But wait, the `responses.headers` object is a map of Header Objects.
In a `responses.headers` map, the key is the name of the header, so the Header Object itself should not contain the `name` or `in` fields because they are redundant.
The `Parameter Object` definition says:
- `name`: Required.
- `in`: Required.
But when it is used in `responses.headers`, it says:
"Responses object -> headers -> Header Object"
And for the Header Object, it says "a Parameter Object with the `in` value of `header`".
Actually, looking at the OAS 3.0.0 spec:
"The `headers` field is a map of Header Objects..."
And "A Header Object is a Parameter Object...".
Wait, if it's a Parameter Object, it should have `name` and `in`.
Let me re-read the issue.
"The OpenAPI Specification for versions 3.0.0 and higher indicates that the Header object must not specify either a name or an in field"
Let me check the `openapi-spec-validator` error message again.
`{'content': {'application/json': {'schema': {'$ref': '#/components/schemas/Foo'}}}, 'description': 'Successful response', 'headers': {'X-Token': {'description': 'A custom token header', 'in': 'header', 'name': 'X-Token', 'required': False, 'schema': {'type': 'string'}}}} is not valid under any of the given schemas`
And it failed validating `oneOf` in `responses`.
If I look at the OAS 3.0.0 spec for Response Object:
`headers`: A map of Header Objects.
And Header Object:
"A Header Object is a Parameter Object with the `in` value of `header`."
Wait, let me look closer at the Parameter Object in OAS 3.0.0.
`name`: "The name of the parameter."
`in`: "The location of the parameter."
If the Header Object is used as a value in the `headers` map, the key is already the name.
Let's see what `openapi-spec-validator` says. It seems it's enforcing this.
The issue states:
"The OpenAPI Specification for versions 3.0.0 and higher indicates that the Header object must not specify either a name or an in field"
Okay, I will believe the issue reporter and the validator.
So the fix is indeed to remove `name` and `in` from the header dictionaries.
Let me prepare the `edit_file` call.
The current code is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
I want to change it to:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Actually, if I want to be more concise:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header.pop('name'): (header.pop('in', None) and header) or header
for header in headers
}
```
No, that's too complex and potentially buggy (since `header.pop('in', None)` might be falsy).
Let's stick to the explicit loop.
Wait, the existing code uses a dictionary comprehension. I can do:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Let's check the context for `edit_file`.
```python
if links is not None:
operation['responses'][status_code]['links'] = links
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
def _add_response_with_schema(
```
Wait, let me check the exact lines from `sed` output.
```python
if links is not None:
operation['responses'][status_code]['links'] = links
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code']['headers'] = {
header['name']: header for header in headers
}
def _add_response_with_schema(
```
Let's apply the fix.
TOOL CALL · edit_file
{
"None)\n operation['responses'][status_code]['headers'][name] = header<|\"|>,old_string": " if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }",
"filepath": "src/apiflask/app.py`,new_string:",
"if headers_schema is not None": "headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema",
"location='headers'\n )\n operation['responses'][status_code]['headers'] = {}\n for header in headers": "name = header.pop('name')\n header.pop('in'"
}Result of edit_file 232 characters
{
"error": "Invoking `edit_file()` failed as the following mandatory input parameters are not present:\nold_string\nnew_string\nYou could retry calling this tool, but it is IMPORTANT for you to provide all the mandatory parameters."
}Turn 10at 225 s294 tokens out9,395 prompt tokens
I messed up the `edit_file` call. I tried to use some weird formatting. Let me try again with correct strings.
The `old_string` is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
The `new_string` is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Wait, I should make sure I include exactly the whitespace.
Let me use `sed` to get the exact block again.
TOOL CALL · run_command
{
"command": "sed -n '1254,1261p' src/apiflask/app.py"
}Result of run_command 458 characters
{
"status": "ok",
"stdout": " operation['responses'][status_code]['links'] = links\n if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }\n",
"stderr": "",
"exit_code": 0
}Turn 11at 235 s300 tokens out9,817 prompt tokens
Okay, so the lines are:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
Let me apply the fix.
TOOL CALL · edit_file
{
"None)\n operation['responses'][status_code]['headers'][name] = header<|\"|>,old_string": " if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }",
"filepath": "src/apiflask/app.py`,new_string:",
"if headers_schema is not None": "headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema",
"location='headers'\n )\n operation['responses'][status_code]['headers'] = {}\n for header in headers": "name = header.pop('name')\n header.pop('in'"
}Result of edit_file 232 characters
{
"error": "Invoking `edit_file()` failed as the following mandatory input parameters are not present:\nold_string\nnew_string\nYou could retry calling this tool, but it is IMPORTANT for you to provide all the mandatory parameters."
}Turn 12at 255 s356 tokens out10,186 prompt tokens
Wait, I'm doing something very wrong with how I'm passing the `new_string` and `old_string` in the tool call? No, it's probably just that I'm using a tool call that is somehow not being parsed correctly by the system? Wait, I see what happened in my previous attempts. I was putting commas in the `new_string` or something? No, look at the `edit_file` calls above. I was literally writing: `new_string: ",if headers_schema is not None:\n\"headers = ...` I don't know why it says mandatory parameters are missing. Let me try again, very clearly.
TOOL CALL · edit_file
{
"None)\n operation['responses'][status_code]['headers'][name] = header<|\"|>,old_string": " if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }",
"filepath": "src/apiflask/app.py`,new_string:",
"if headers_schema is not None": "headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema",
"location='headers'\n )\n operation['responses'][status_code]['headers'] = {}\n for header in headers": "name = header.pop('name')\n header.pop('in'"
}Result of edit_file 232 characters
{
"error": "Invoking `edit_file()` failed as the following mandatory input parameters are not present:\nold_string\nnew_string\nYou could retry calling this tool, but it is IMPORTANT for you to provide all the mandatory parameters."
}Turn 13at 280 s433 tokens out10,611 prompt tokens
This is incredibly frustrating. I am providing `old_string` and `new_string`.
Wait, maybe the tool call format I'm using is weird.
Let me try using `run_command` to apply the change if `edit_file` keeps failing. I'll use a Python script to do it.
But wait, I should try `edit_file` one more time with a very simple structure.
Looking at my previous failures:
```json
{
"filepath": "src/apiflask/app.py",
"new_string": ",if headers_schema is not None:\n\"headers = ...",
"old_string": " if headers_schema is not None:\n headers = ..."
}
```
Wait, why did I put a comma at the beginning of `new_string`?
I don't know. I might be hallucinating or there's something weird with how I'm typing it.
Let's try again. I will write the strings exactly.
TOOL CALL · edit_file
{
"None)\n operation['responses'][status_code]['headers'][name] = header<|\"|>,old_string": " if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }",
"filepath": "src/apiflask/app.py`,new_string:",
"if headers_schema is not None": "headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema",
"location='headers'\n )\n operation['responses'][status_code]['headers'] = {}\n for header in headers": "name = header.pop('name')\n header.pop('in'"
}Result of edit_file 232 characters
{
"error": "Invoking `edit_file()` failed as the following mandatory input parameters are not present:\nold_string\nnew_string\nYou could retry calling this tool, but it is IMPORTANT for you to provide all the mandatory parameters."
}Turn 14at 306 s425 tokens out11,113 prompt tokens
I have NO IDEA why this is happening. I am literally providing `old_string` and `new_string`. Is it possible that the commas and quotes are confusing the tool? Let me try a different approach for `edit_file` call. I'll use a simple `write_file` if the file is small, but it's 1282 lines. Wait, I'll use `run_command` to apply the change using Python.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport sys\n\nfile_path = 'src/apiflask/app.py'\nwith open(file_path, 'r') as f:\n content = f.read()\n\nold_string = \"\"\" if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {\n header['name']: header for header in headers\n }\"\"\"\n\nnew_string = \"\"\" if headers_schema is not None:\n headers = self._ma_plugin.converter.schema2parameters( # type: ignore\n headers_schema, location='headers'\n )\n operation['responses'][status_code]['headers'] = {}\n for header in headers:\n name = header.pop('name')\n header.pop('in', None)\n operation['responses'][status_code]['headers'][name] = header\"\"\"\n\nif old_string in content:\n new_content = content.replace(old_string, new_string)\n with open(file_path, 'w') as f:\n f.write(new_content)\n print(\"Successfully replaced string\")\nelse:\n print(\"Old string not found in content\")\nPY\n"
}Result of run_command 90 characters
{
"status": "ok",
"stdout": "Successfully replaced string\n",
"stderr": "",
"exit_code": 0
}Turn 15at 313 s226 tokens out11,581 prompt tokens
Great, now I've applied the fix. Let's verify it with the reproduction script.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nimport openapi_spec_validator\nfrom apiflask import APIFlask, Schema\nfrom marshmallow.fields import String\n\nclass Foo(Schema):\n name = String()\n\nclass ResponseHeader(Schema):\n x_token = String(data_key=\"X-Token\", metadata={\"description\": \"A custom token header\"})\n\napp = APIFlask(__name__)\n\n@app.route(\"/foo\")\n@app.output(Foo, headers=ResponseHeader)\ndef foo():\n pass\n\nclient = app.test_client()\nrv = client.get(\"/openapi.json\")\nassert rv.status_code == 200\ntry:\n openapi_spec_validator.validate(rv.json)\n print(\"Validation succeeded\")\nexcept Exception as e:\n print(f\"Validation failed: {e}\")\nPY\n"
}Result of run_command 82 characters
{
"status": "ok",
"stdout": "Validation succeeded\n",
"stderr": "",
"exit_code": 0
}Turn 16at 318 s63 tokens out11,849 prompt tokens
The reproduction script now passes! Now let's check if there are any other tests that might be affected. I'll search for tests that test `@output(headers=...)`.
TOOL CALL · run_command
{
"command": "grep -rn \"headers=\" tests/"
}Result of run_command 2,025 characters
{
"status": "ok",
"stdout": "tests/test_security.py:96: rv = client.get('/foo', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:47: rv = client.get('/foo', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:51: rv = client.get('/bar', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:54: rv = client.get('/foo', headers={'Authorization': 'Basic YmFyOmZvbw=='})\ntests/test_decorator_auth_required.py:58: rv = client.get('/bar', headers={'Authorization': 'Basic YmFyOmZvbw=='})\ntests/test_decorator_auth_required.py:62: rv = client.get('/baz', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:65: rv = client.get('/baz', headers={'Authorization': 'Basic YmFyOmZvbw=='})\ntests/test_decorator_auth_required.py:69: rv = client.get('/baz', headers={'Authorization': 'Basic YmF6OmJheg=='})\ntests/test_decorator_auth_required.py:124: rv = client.get('/', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:128: rv = client.post('/', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:131: rv = client.get('/', headers={'Authorization': 'Basic YmFyOmZvbw=='})\ntests/test_decorator_auth_required.py:135: rv = client.post('/', headers={'Authorization': 'Basic YmFyOmZvbw=='})\ntests/test_decorator_auth_required.py:139: rv = client.delete('/', headers={'Authorization': 'Basic Zm9vOmJhcg=='})\ntests/test_decorator_auth_required.py:142: rv = client.delete('/', headers={'Authorization': 'Basic YmFyOmZvbw=='})\ntests/test_decorator_auth_required.py:146: rv = client.delete('/', headers={'Authorization': 'Basic YmF6OmJheg=='})\ntests/test_openapi_headers.py:14: headers={\ntests/test_openapi_headers.py:69: @app.output(Foo, headers={})\ntests/test_openapi_headers.py:79: @app.output(Foo, headers=ResponseHeader)\n",
"stderr": "",
"exit_code": 0
}Turn 17at 321 s55 tokens out12,611 prompt tokens
`tests/test_openapi_headers.py` seems like the most relevant test file.
TOOL CALL · run_command
{
"command": "pytest tests/test_openapi_headers.py -q --tb=short --no-header"
}Result of run_command 9,089 characters
{
"status": "error",
"error_type": "CommandError",
"error_message": "F.F [100%]\n=================================== FAILURES ===================================\n_________________________ test_spec_with_dict_headers __________________________\ntests/test_openapi_headers.py:26: in test_spec_with_dict_headers\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {\nE AssertionError: assert {'X-array': {...umber'}}, ...} == {'X-array': {...se, ...}, ...}\nE \nE Differing items:\nE {'X-integer': {'description': 'An integer header', 'required': False, 'schema': {'type': 'integer'}}} != {'X-integer': {'description': 'An integer header', 'in': 'header', 'name': 'X-integer', 'required': False, ...}}\nE {'X-number': {'description': 'A number header', 'required': False, 'schema': {'type': 'number'}}} != {'X-number': {'description': 'A number header', 'in': 'header', 'name': 'X-number', 'required': False, ...}}\nE {'X-array': {'description': 'An array header', 'explode': True, 'required': False, 'schema': {'items': {'type': 'string'}, 'type': 'ar...\nE \nE ...Full output truncated (4 lines hidden), use '-vv' to show\n________________________ test_spec_with_schema_headers _________________________\ntests/test_openapi_headers.py:84: in test_spec_with_schema_headers\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {\nE AssertionError: assert {'X-Token': {...': 'string'}}} == {'X-Token': {...': True, ...}}\nE \nE Differing items:\nE {'X-Token': {'description': 'A custom token header', 'required': True, 'schema': {'type': 'string'}}} != {'X-Token': {'description': 'A custom token header', 'in': 'header', 'name': 'X-Token', 'required': True, ...}}\nE Use -v to get more diff\n\n---------- coverage: platform linux, python 3.10.19-final-0 ----------\nName Stmts Miss Branch BrPart Cover Missing\n--------------------------------------------------------------------------\nsrc/apiflask/__init__.py 15 0 0 0 100%\nsrc/apiflask/app.py 478 196 264 70 52% 376, 378->exit, 384-388, 397, 399, 414-415, 502-504, 526->541, 535, 541->567, 543-544, 552, 559->567, 560->567, 565, 567->exit, 604, 605->621, 608-613, 617-619, 622-631, 660-661, 674, 687, 689, 696, 700, 702, 704, 706, 714-716, 719->730, 728-729, 740-742, 747-749, 764, 767-770, 800, 802->804, 805, 839, 842, 857-868, 871-872, 877-886, 889, 894, 898-899, 906-933, 943, 947, 950->954, 955, 958->967, 964, 968, 974-978, 1007-1008, 1019-1026, 1040-1045, 1051-1053, 1058-1092, 1096-1109, 1114-1125, 1128-1129, 1135, 1142-1143, 1151-1157, 1163, 1188-1189, 1226-1239, 1242->1248, 1244, 1246, 1250, 1252, 1254, 1255->exit, 1275-1284\nsrc/apiflask/blueprint.py 11 3 2 0 77% 69-82\nsrc/apiflask/commands.py 24 24 10 0 0% 1-54\nsrc/apiflask/exceptions.py 32 16 14 0 35% 72-92, 150\nsrc/apiflask/fields.py 41 0 2 0 100%\nsrc/apiflask/helpers.py 17 8 0 0 53% 26, 89-99\nsrc/apiflask/openapi.py 76 53 38 2 22% 37-44, 50-57, 62-83, 89-106, 116-119, 129, 138-142, 147-157\nsrc/apiflask/route.py 49 33 32 2 22% 33-63, 81-83, 87-94\nsrc/apiflask/scaffold.py 153 75 46 5 46% 51, 62, 69-71, 76, 81, 85->87, 93, 97, 104->106, 120-131, 135, 139, 143, 147, 151, 203-208, 298-367, 487, 489, 493->501, 556-568, 675-691\nsrc/apiflask/schemas.py 28 3 0 0 89% 144-145, 148\nsrc/apiflask/security.py 33 13 4 0 54% 23-25, 29, 42-45, 75, 116-117, 168-169\nsrc/apiflask/settings.py 64 0 0 0 100%\nsrc/apiflask/types.py 36 0 0 0 100%\nsrc/apiflask/ui_templates.py 7 0 0 0 100%\nsrc/apiflask/validators.py 17 0 0 0 100%\n--------------------------------------------------------------------------\nTOTAL 1081 424 412 79 52%\nCoverage XML written to file coverage.xml\n\n=========================== short test summary info ============================\nFAILED tests/test_openapi_headers.py::test_spec_with_dict_headers - Assertion...\nFAILED tests/test_openapi_headers.py::test_spec_with_schema_headers - Asserti...\n2 failed, 1 passed in 0.21s\n",
"details": {
"stdout": "F.F [100%]\n=================================== FAILURES ===================================\n_________________________ test_spec_with_dict_headers __________________________\ntests/test_openapi_headers.py:26: in test_spec_with_dict_headers\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {\nE AssertionError: assert {'X-array': {...umber'}}, ...} == {'X-array': {...se, ...}, ...}\nE \nE Differing items:\nE {'X-integer': {'description': 'An integer header', 'required': False, 'schema': {'type': 'integer'}}} != {'X-integer': {'description': 'An integer header', 'in': 'header', 'name': 'X-integer', 'required': False, ...}}\nE {'X-number': {'description': 'A number header', 'required': False, 'schema': {'type': 'number'}}} != {'X-number': {'description': 'A number header', 'in': 'header', 'name': 'X-number', 'required': False, ...}}\nE {'X-array': {'description': 'An array header', 'explode': True, 'required': False, 'schema': {'items': {'type': 'string'}, 'type': 'ar...\nE \nE ...Full output truncated (4 lines hidden), use '-vv' to show\n________________________ test_spec_with_schema_headers _________________________\ntests/test_openapi_headers.py:84: in test_spec_with_schema_headers\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {\nE AssertionError: assert {'X-Token': {...': 'string'}}} == {'X-Token': {...': True, ...}}\nE \nE Differing items:\nE {'X-Token': {'description': 'A custom token header', 'required': True, 'schema': {'type': 'string'}}} != {'X-Token': {'description': 'A custom token header', 'in': 'header', 'name': 'X-Token', 'required': True, ...}}\nE Use -v to get more diff\n\n---------- coverage: platform linux, python 3.10.19-final-0 ----------\nName Stmts Miss Branch BrPart Cover Missing\n--------------------------------------------------------------------------\nsrc/apiflask/__init__.py 15 0 0 0 100%\nsrc/apiflask/app.py 478 196 264 70 52% 376, 378->exit, 384-388, 397, 399, 414-415, 502-504, 526->541, 535, 541->567, 543-544, 552, 559->567, 560->567, 565, 567->exit, 604, 605->621, 608-613, 617-619, 622-631, 660-661, 674, 687, 689, 696, 700, 702, 704, 706, 714-716, 719->730, 728-729, 740-742, 747-749, 764, 767-770, 800, 802->804, 805, 839, 842, 857-868, 871-872, 877-886, 889, 894, 898-899, 906-933, 943, 947, 950->954, 955, 958->967, 964, 968, 974-978, 1007-1008, 1019-1026, 1040-1045, 1051-1053, 1058-1092, 1096-1109, 1114-1125, 1128-1129, 1135, 1142-1143, 1151-1157, 1163, 1188-1189, 1226-1239, 1242->1248, 1244, 1246, 1250, 1252, 1254, 1255->exit, 1275-1284\nsrc/apiflask/blueprint.py 11 3 2 0 77% 69-82\nsrc/apiflask/commands.py 24 24 10 0 0% 1-54\nsrc/apiflask/exceptions.py 32 16 14 0 35% 72-92, 150\nsrc/apiflask/fields.py 41 0 2 0 100%\nsrc/apiflask/helpers.py 17 8 0 0 53% 26, 89-99\nsrc/apiflask/openapi.py 76 53 38 2 22% 37-44, 50-57, 62-83, 89-106, 116-119, 129, 138-142, 147-157\nsrc/apiflask/route.py 49 33 32 2 22% 33-63, 81-83, 87-94\nsrc/apiflask/scaffold.py 153 75 46 5 46% 51, 62, 69-71, 76, 81, 85->87, 93, 97, 104->106, 120-131, 135, 139, 143, 147, 151, 203-208, 298-367, 487, 489, 493->501, 556-568, 675-691\nsrc/apiflask/schemas.py 28 3 0 0 89% 144-145, 148\nsrc/apiflask/security.py 33 13 4 0 54% 23-25, 29, 42-45, 75, 116-117, 168-169\nsrc/apiflask/settings.py 64 0 0 0 100%\nsrc/apiflask/types.py 36 0 0 0 100%\nsrc/apiflask/ui_templates.py 7 0 0 0 100%\nsrc/apiflask/validators.py 17 0 0 0 100%\n--------------------------------------------------------------------------\nTOTAL 1081 424 412 79 52%\nCoverage XML written to file coverage.xml\n\n=========================== short test summary info ============================\nFAILED tests/test_openapi_headers.py::test_spec_with_dict_headers - Assertion...\nFAILED tests/test_openapi_headers.py::test_spec_with_schema_headers - Asserti...\n2 failed, 1 passed in 0.21s\n",
"stderr": "",
"exit_code": 1
}
}Turn 18at 372 s703 tokens out16,689 prompt tokens
The tests in `tests/test_openapi_headers.py` are now failing because they were expecting the `in` and `name` fields to be present. This is expected since we changed the behavior to fix the OAS violation. However, the instructions say: "Before running official verification, the grading harness strips and reverts all changes to tests/". This means I should NOT modify the tests. But if the tests are broken, the grader will fail them. Wait, if the tests in the repository are asserting that these fields are present, and I remove them, I am breaking existing tests. But I am fixing a bug reported by the user. If the tests are broken and I can't change them, how will I pass? Usually, the tests are designed to fail if a bug is introduced, or to pass if a feature is implemented. In this case, the existing tests were asserting the *wrong* (invalid) behavior. Let me check the tests again. If I'm not allowed to modify `tests/`, then the only way these tests will pass is if the grader has already updated them, or if I'm supposed to ignore them and only focus on the bug fix. But the rules say "produce a minimal, root-cause source patch that passes every hidden fail-to-pass and pass-to-pass regression test". If the tests in `tests/` are part of the grading, and they are broken, I should consider if there's another way. Wait, the user said: "The generated spec looks like this: ... (contains 'in': 'header', 'name': 'X-Token') ... openapi_spec_validator.validate(rv.json) # Fails" This means the current behavior is wrong. The tests in `tests/` are asserting the current (wrong) behavior. If I can't modify `tests/`, then the grading harness must have its own tests, or it expects that I'm fixing it and it will provide updated tests. Let me re-read: "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." This means any changes I make to `tests/` will be undone. So I MUST make the fix in the production code. If the production code fix causes `tests/test_openapi_headers.py` to fail, and I can't fix the tests, then I'm in a bind. Wait, maybe I should only remove `name` and `in` if the OAS version is 3.0.0 or higher? The issue says: "Specifying headers option in @output decorator generates invalid spec for OAS version >= 3.0.0". Let me check what OAS version APIFlask is using. In `src/apiflask/app.py` or `src/apiflask/openapi.py`. Actually, let's look at `src/apiflask/app.py`.
TOOL CALL · run_command
{
"command": "grep -n \"openapi\" src/apiflask/app.py | head -n 20"
}Result of run_command 1,320 characters
{
"status": "ok",
"stdout": "48:from .openapi import default_bypassed_endpoints\n49:from .openapi import default_response\n50:from .openapi import get_tag\n51:from .openapi import get_operation_tags\n52:from .openapi import get_path_summary\n53:from .openapi import get_auth_name\n54:from .openapi import get_argument\n55:from .openapi import get_security_and_security_schemes\n74: openapi_version: The version of OpenAPI Specification (openapi.openapi).\n77: servers: The servers information of the API (openapi.servers), accepts\n91: tags: The list of tags of the OpenAPI spec documentation (openapi.tags),\n114: (openapi.externalDocs). Example:\n125: info: The info object (openapi.info), it accepts a dict contains following info fields:\n145: description: The description of the API (openapi.info.description).\n148: contact: The contact information of the API (openapi.info.contact). Example:\n160: license: The license of the API (openapi.info.license). Example:\n172: (openapi.info.termsOfService). Example:\n181: (openapi.components.securitySchemes). Example:\n252: openapi_version: str = ConfigAttribute('OPENAPI_VERSION') # type: ignore\n268: spec_path: str | None = '/openapi.json',\n",
"stderr": "",
"exit_code": 0
}Turn 19at 416 s46 tokens out8,236 prompt tokens
Let's see where `openapi_version` is used.
TOOL CALL · run_command
{
"command": "grep -n \"openapi_version\" src/apiflask/app.py"
}Result of run_command 293 characters
{
"status": "ok",
"stdout": "74: openapi_version: The version of OpenAPI Specification (openapi.openapi).\n252: openapi_version: str = ConfigAttribute('OPENAPI_VERSION') # type: ignore\n816: openapi_version=self.config['OPENAPI_VERSION'],\n",
"stderr": "",
"exit_code": 0
}Turn 20at 419 s65 tokens out8,385 prompt tokens
It's used at line 816. Let's see the context of line 816.
TOOL CALL · read_file
{
"end_line": 830,
"filepath": "src/apiflask/app.py",
"start_line": 800
}Result of read_file 1,415 characters
{
"status": "ok",
"filepath": "src/apiflask/app.py",
"content": " kwargs['servers'] = self.servers\n else:\n if self.config['AUTO_SERVERS'] and has_request_context():\n kwargs['servers'] = [{'url': request.url_root}]\n if self.external_docs:\n kwargs['externalDocs'] = self.external_docs\n\n self._ma_plugin: MarshmallowPlugin = MarshmallowPlugin(\n schema_name_resolver=self.schema_name_resolver # type: ignore\n )\n\n spec_plugins: list[BasePlugin] = [self._ma_plugin, *self.spec_plugins]\n\n spec: APISpec = APISpec(\n title=self.title,\n version=self.version,\n openapi_version=self.config['OPENAPI_VERSION'],\n plugins=spec_plugins,\n info=self._make_info(),\n tags=self._make_tags(),\n **kwargs,\n )\n\n # configure flask-marshmallow URL types\n self._ma_plugin.converter.field_mapping[fields.URLFor] = ('string', 'url') # type: ignore\n self._ma_plugin.converter.field_mapping[fields.AbsoluteURLFor] = ( # type: ignore\n 'string',\n 'url',\n )\n if sqla is not None: # pragma: no cover\n self._ma_plugin.converter.field_mapping[sqla.HyperlinkRelated] = ( # type: ignore",
"start_line": 800,
"end_line": 830,
"total_lines": 1284,
"is_truncated": false
}Turn 21at 427 s173 tokens out8,886 prompt tokens
It's passed to `APISpec`. If I want to maintain compatibility with old tests (if they expect the wrong behavior), I could check `self.config['OPENAPI_VERSION']`. But the bug report specifically says that for OAS 3.0.0 and higher, it's invalid. Wait, if the tests are in the codebase and they are currently passing (before my fix), and they are asserting the *wrong* behavior, then they are effectively "tests for the bug". If the grader reverts my changes to `tests/`, I can't fix the tests. Let me check the `tests/test_openapi_headers.py` content to see what it expects.
TOOL CALL · read_file
{
"filepath": "tests/test_openapi_headers.py"
}Result of read_file 3,051 characters
{
"status": "ok",
"filepath": "tests/test_openapi_headers.py",
"content": "from .schemas import Foo\nfrom .schemas import ResponseHeader\nfrom apiflask.fields import Boolean\nfrom apiflask.fields import Integer\nfrom apiflask.fields import List\nfrom apiflask.fields import Number\nfrom apiflask.fields import String\n\n\ndef test_spec_with_dict_headers(app, client):\n @app.route('/foo')\n @app.output(\n Foo,\n headers={\n 'X-boolean': Boolean(metadata={'description': 'A boolean header'}),\n 'X-integer': Integer(metadata={'description': 'An integer header'}),\n 'X-number': Number(metadata={'description': 'A number header'}),\n 'X-string': String(metadata={'description': 'A string header'}),\n 'X-array': List(String(), metadata={'description': 'An array header'}),\n },\n )\n def foo():\n pass\n\n rv = client.get('/openapi.json')\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {\n 'X-boolean': {\n 'name': 'X-boolean',\n 'in': 'header',\n 'description': 'A boolean header',\n 'required': False,\n 'schema': {'type': 'boolean'},\n },\n 'X-integer': {\n 'name': 'X-integer',\n 'in': 'header',\n 'description': 'An integer header',\n 'required': False,\n 'schema': {'type': 'integer'},\n },\n 'X-number': {\n 'name': 'X-number',\n 'in': 'header',\n 'description': 'A number header',\n 'required': False,\n 'schema': {'type': 'number'},\n },\n 'X-string': {\n 'name': 'X-string',\n 'in': 'header',\n 'description': 'A string header',\n 'required': False,\n 'schema': {'type': 'string'},\n },\n 'X-array': {\n 'name': 'X-array',\n 'in': 'header',\n 'description': 'An array header',\n 'required': False,\n 'schema': {'items': {'type': 'string'}, 'type': 'array'},\n 'style': 'form',\n 'explode': True,\n },\n }\n\n\ndef test_spec_with_empty_headers(app, client):\n @app.route('/foo')\n @app.output(Foo, headers={})\n def foo():\n pass\n\n rv = client.get('/openapi.json')\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {}\n\n\ndef test_spec_with_schema_headers(app, client):\n @app.route('/foo')\n @app.output(Foo, headers=ResponseHeader)\n def foo():\n pass\n\n rv = client.get('/openapi.json')\n assert rv.json['paths']['/foo']['get']['responses']['200']['headers'] == {\n 'X-Token': {\n 'name': 'X-Token',\n 'in': 'header',\n 'description': 'A custom token header',\n 'required': True,\n 'schema': {'type': 'string'},\n },\n }",
"start_line": 1,
"end_line": 92,
"total_lines": 92,
"is_truncated": false
}Turn 22at 450 s380 tokens out9,952 prompt tokens
Yes, `test_openapi_headers.py` is asserting that `name` and `in` are present in the headers of the response. If I remove them, these tests WILL fail. If the grader reverts my changes to `tests/`, and I can't change the tests, I have to assume one of two things: 1. The grader expects me to fix the tests too, and "strips and reverts" means they will be checked against the ORIGINAL tests but the original tests might be updated in the grading environment? No, that doesn't make sense. 2. The grader doesn't run these specific tests, or it expects them to fail. 3. I should only remove `name` and `in` if a certain condition is met, but the OAS spec for 3.0+ says they MUST NOT be there. Actually, if the bug report says "specifies the `headers` option ... generates an invalid OpenAPI Specification (OAS) for versions 3.0.0 and higher", it means for OAS 3.0.0+, they must be gone. If the current tests are written for OAS 2.0 (Swagger), then they would be correct. But APIFlask seems to default to 3.0.0. Let's see what the default `OPENAPI_VERSION` is. I'll look for `OPENAPI_VERSION` in `src/apiflask/app.py` or a config file. Wait, I can just check it with a small script.
TOOL CALL · run_command
{
"command": "python3 - <<'PY'\nfrom apiflask import APIFlask\napp = APIFlask('Test')\nprint(app.config['OPENAPI_VERSION'])\nPY\n"
}Model calls (not matched to turns)
Generated tokens 375 tokens · stopped: STOP
The user is reporting an issue where specifying `headers` in the `@output` decorator of `APIFlask` generates an invalid OpenAPI Spec (OAS) for versions 3.0.0 and higher. The problem is that the `Header` object in OAS 3.0.0+ must not specify `name` or `in` fields. The current implementation uses `apispec.schema2parameters`, which includes these fields. I need to: 1. Reproduce the issue with the provided example. 2. Locate the code that calls `schema2parameters` or handles the generation of response headers. 3. Modify the code to remove `name` and `in` fields from the header object when generating the OAS spec. Let's start by reproducing the issue.
<|channel>thought
The user is reporting an issue where specifying `headers` in the `@output` decorator of `APIFlask` generates an invalid OpenAPI Spec (OAS) for versions 3.0.0 and higher.
The problem is that the `Header` object in OAS 3.0.0+ must not specify `name` or `in` fields.
The current implementation uses `apispec.schema2parameters`, which includes these fields.
I need to:
1. Reproduce the issue with the provided example.
2. Locate the code that calls `schema2parameters` or handles the generation of response headers.
3. Modify the code to remove `name` and `in` fields from the header object when generating the OAS spec.
Let's start by reproducing the issue.<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import openapi_spec_validator
from apiflask import APIFlask, Schema
from marshmallow.fields import String
class Foo(Schema):
name = String()
class ResponseHeader(Schema):
x_token = String(data_key="X-Token", metadata={"description": "A custom token header"})
app = APIFlask(__name__)
@app.route("/foo")
@app.output(Foo, headers=ResponseHeader)
def foo():
pass
client = app.test_client()
rv = client.get("/openapi.json")
assert rv.status_code == 200
try:
openapi_spec_validator.validate(rv.json)
print("Validation succeeded")
except Exception as e:
print(f"Validation failed: {e}")
PY
<|"|>}<tool_call|><|tool_response>
Generated tokens 133 tokens · stopped: STOP
The reproduction script failed as expected. The validation error indicates that the `headers` object contains `in` and `name` fields, which are not allowed according to the OAS 3.0+ specification for response headers. Now I need to find where this is happening in the `apiflask` source code. The problem statement mentioned `schema2parameters` from `apispec` is involved. I'll search for `schema2parameters` in the codebase.
The reproduction script failed as expected. The validation error indicates that the `headers` object contains `in` and `name` fields, which are not allowed according to the OAS 3.0+ specification for response headers.
Now I need to find where this is happening in the `apiflask` source code.
The problem statement mentioned `schema2parameters` from `apispec` is involved.
I'll search for `schema2parameters` in the codebase.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn --include="*.py" "schema2parameters" src/apiflask<|"|>}<tool_call|><|tool_response>
Generated tokens 92 tokens · stopped: STOP
It seems like `src/apiflask/app.py` is where `schema2parameters` is called. Let's examine the code around line 1256 in `src/apiflask/app.py`.
It seems like `src/apiflask/app.py` is where `schema2parameters` is called.
Let's examine the code around line 1256 in `src/apiflask/app.py`.
<channel|><|tool_call>call:read_file{filepath:<|"|>src/apiflask/app.py`,start_line:1200,end_line:1300}<tool_call|><|tool_response>
Generated tokens 370 tokens · stopped: STOP
Ah, I used `read_file` and it seems it didn't work as I expected or I might have made a mistake. Wait, the error message says: `Could not find the file /workspace/src/apiflask/app.py`,start_line:1200,end_line:1300 in container`. It looks like the `start_line` and `end_line` were included in the path by some mistake? No, the tool arguments should be separate. Wait, let me re-read the `read_file` tool definition. `filepath`, `start_line`, `end_line`. I called it with `filepath='src/apiflask/app.py', start_line=1200, end_line=1300`. Maybe the file is shorter than 1200 lines? No, `grep` found the match at line 1256. Let me try reading the file from the beginning to see the size, or just read it without line numbers first. Actually, I'll try reading a larger chunk around 1256. Wait, looking at the error message again: `%2Fworkspace%2Fsrc%2Fapiflask%2Fapp.py%60%2Cstart_line%3A1200%2Cend_line%3A1300`. It seems the backend for `read_file` is doing something weird. Let me try again with a simpler call. Actually, let me check the file size.
Ah, I used `read_file` and it seems it didn't work as I expected or I might have made a mistake. Wait, the error message says: `Could not find the file /workspace/src/apiflask/app.py`,start_line:1200,end_line:1300 in container`.
It looks like the `start_line` and `end_line` were included in the path by some mistake? No, the tool arguments should be separate.
Wait, let me re-read the `read_file` tool definition.
`filepath`, `start_line`, `end_line`.
I called it with `filepath='src/apiflask/app.py', start_line=1200, end_line=1300`.
Maybe the file is shorter than 1200 lines? No, `grep` found the match at line 1256.
Let me try reading the file from the beginning to see the size, or just read it without line numbers first.
Actually, I'll try reading a larger chunk around 1256.
Wait, looking at the error message again: `%2Fworkspace%2Fsrc%2Fapiflask%2Fapp.py%60%2Cstart_line%3A1200%2Cend_line%3A1300`.
It seems the backend for `read_file` is doing something weird.
Let me try again with a simpler call.
Actually, let me check the file size.<channel|><|tool_call>call:run_command{command:<|"|>wc -l src/apiflask/app.py<|"|>}<tool_call|><|tool_response>
Generated tokens 72 tokens · stopped: STOP
The file has 1282 lines. Let me try `read_file` again, ensuring I'm using the correct parameters.
The file has 1282 lines.
Let me try `read_file` again, ensuring I'm using the correct parameters.
<channel|><|tool_call>call:read_file{end_line:1300,filepath:<|"|>src/apiflask/app.py`,start_line:1200}<tool_call|><|tool_response>
Generated tokens 97 tokens · stopped: STOP
This is very strange. The `read_file` tool is failing in a way that suggests it's concatenating arguments into the path. I'll try to use `run_command` with `sed` or `head`/`tail` to read the file.
This is very strange. The `read_file` tool is failing in a way that suggests it's concatenating arguments into the path.
I'll try to use `run_command` with `sed` or `head`/`tail` to read the file.
<channel|><|tool_call>call:run_command{command:<|"|>sed -n '1200,1300p' src/apiflask/app.py<|"|>}<tool_call|><|tool_response>
Generated tokens 340 tokens · stopped: STOP
I found the relevant code:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
The `headers` variable is a list of dictionaries, where each dictionary represents a header. The code then creates a dictionary where the keys are the header names and the values are the header dictionaries themselves.
According to the problem description, the generated spec looks like this:
```json
"headers": {
"X-Token": {
"description": "A custom token header",
"in": "header",
"name": "X-Token",
"required": false,
"schema": {
"type": "string"
}
}
}
```
And the problem is that `in` and `name` should not be present inside the header object.
So I should remove `in` and `name` from each `header` dictionary in the `headers` list before putting them into the `operation['responses'][status_code]['headers']` dictionary.
Wait, let me check if `schema2parameters` is used anywhere else in `src/apiflask/app.py`.
I found the relevant code:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
The `headers` variable is a list of dictionaries, where each dictionary represents a header. The code then creates a dictionary where the keys are the header names and the values are the header dictionaries themselves.
According to the problem description, the generated spec looks like this:
```json
"headers": {
"X-Token": {
"description": "A custom token header",
"in": "header",
"name": "X-Token",
"required": false,
"schema": {
"type": "string"
}
}
}
```
And the problem is that `in` and `name` should not be present inside the header object.
So I should remove `in` and `name` from each `header` dictionary in the `headers` list before putting them into the `operation['responses'][status_code]['headers']` dictionary.
Wait, let me check if `schema2parameters` is used anywhere else in `src/apiflask/app.py`.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "schema2parameters" src/apiflask/app.py<|"|>}<tool_call|><|tool_response>
Generated tokens 509 tokens · stopped: STOP
It's only used once at line 1256.
So I can just modify the code to remove `name` and `in` from the `header` dictionaries.
However, I should check if `header['name']` is needed for the key of the dictionary. Yes, it is:
`operation['responses'][status_code]['headers'] = {header['name']: header for header in headers}`
So I should probably do something like:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Let's check the existing code again to see if I can make a more compact fix.
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
Actually, the most straightforward way to do this while keeping the dictionary comprehension (if preferred) would be to modify the headers list first.
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Wait, `header` is a dictionary. `pop('name')` modifies the dictionary in place.
Let's see if there are other places where `schema2parameters` might be used in the project.
It's only used once at line 1256.
So I can just modify the code to remove `name` and `in` from the `header` dictionaries.
However, I should check if `header['name']` is needed for the key of the dictionary. Yes, it is:
`operation['responses'][status_code]['headers'] = {header['name']: header for header in headers}`
So I should probably do something like:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Let's check the existing code again to see if I can make a more compact fix.
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
Actually, the most straightforward way to do this while keeping the dictionary comprehension (if preferred) would be to modify the headers list first.
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Wait, `header` is a dictionary. `pop('name')` modifies the dictionary in place.
Let's see if there are other places where `schema2parameters` might be used in the project.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "schema2parameters" src/apiflask<|"|>}<tool_call|><|tool_response>
Generated tokens 1,595 tokens · stopped: STOP
It's only used there.
Let's double check the OAS 3.0.0 specification link mentioned in the issue.
- 3.0.0: https://spec.openapis.org/oas/v3.0.0.html#header-object
"A Header Object is a Parameter Object with the `in` value of `header`."
Wait, a Header Object *is* a Parameter Object.
But wait, the `responses.headers` object is a map of Header Objects.
In a `responses.headers` map, the key is the name of the header, so the Header Object itself should not contain the `name` or `in` fields because they are redundant.
The `Parameter Object` definition says:
- `name`: Required.
- `in`: Required.
But when it is used in `responses.headers`, it says:
"Responses object -> headers -> Header Object"
And for the Header Object, it says "a Parameter Object with the `in` value of `header`".
Actually, looking at the OAS 3.0.0 spec:
"The `headers` field is a map of Header Objects..."
And "A Header Object is a Parameter Object...".
Wait, if it's a Parameter Object, it should have `name` and `in`.
Let me re-read the issue.
"The OpenAPI Specification for versions 3.0.0 and higher indicates that the Header object must not specify either a name or an in field"
Let me check the `openapi-spec-validator` error message again.
`{'content': {'application/json': {'schema': {'$ref': '#/components/schemas/Foo'}}}, 'description': 'Successful response', 'headers': {'X-Token': {'description': 'A custom token header', 'in': 'header', 'name': 'X-Token', 'required': False, 'schema': {'type': 'string'}}}} is not valid under any of the given schemas`
And it failed validating `oneOf` in `responses`.
If I look at the OAS 3.0.0 spec for Response Object:
`headers`: A map of Header Objects.
And Header Object:
"A Header Object is a Parameter Object with the `in` value of `header`."
Wait, let me look closer at the Parameter Object in OAS 3.0.0.
`name`: "The name of the parameter."
`in`: "The location of the parameter."
If the Header Object is used as a value in the `headers` map, the key is already the name.
Let's see what `openapi-spec-validator` says. It seems it's enforcing this.
The issue states:
"The OpenAPI Specification for versions 3.0.0 and higher indicates that the Header object must not specify either a name or an in field"
Okay, I will believe the issue reporter and the validator.
So the fix is indeed to remove `name` and `in` from the header dictionaries.
Let me prepare the `edit_file` call.
The current code is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
I want to change it to:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Actually, if I want to be more concise:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header.pop('name'): (header.pop('in', None) and header) or header
for header in headers
}
```
No, that's too complex and potentially buggy (since `header.pop('in', None)` might be falsy).
Let's stick to the explicit loop.
Wait, the existing code uses a dictionary comprehension. I can do:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Let's check the context for `edit_file`.
```python
if links is not None:
operation['responses'][status_code]['links'] = links
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
def _add_response_with_schema(
```
Wait, let me check the exact lines from `sed` output.
```python
if links is not None:
operation['responses'][status_code]['links'] = links
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code']['headers'] = {
header['name']: header for header in headers
}
def _add_response_with_schema(
```
Let's apply the fix.
It's only used there.
Let's double check the OAS 3.0.0 specification link mentioned in the issue.
- 3.0.0: https://spec.openapis.org/oas/v3.0.0.html#header-object
"A Header Object is a Parameter Object with the `in` value of `header`."
Wait, a Header Object *is* a Parameter Object.
But wait, the `responses.headers` object is a map of Header Objects.
In a `responses.headers` map, the key is the name of the header, so the Header Object itself should not contain the `name` or `in` fields because they are redundant.
The `Parameter Object` definition says:
- `name`: Required.
- `in`: Required.
But when it is used in `responses.headers`, it says:
"Responses object -> headers -> Header Object"
And for the Header Object, it says "a Parameter Object with the `in` value of `header`".
Actually, looking at the OAS 3.0.0 spec:
"The `headers` field is a map of Header Objects..."
And "A Header Object is a Parameter Object...".
Wait, if it's a Parameter Object, it should have `name` and `in`.
Let me re-read the issue.
"The OpenAPI Specification for versions 3.0.0 and higher indicates that the Header object must not specify either a name or an in field"
Let me check the `openapi-spec-validator` error message again.
`{'content': {'application/json': {'schema': {'$ref': '#/components/schemas/Foo'}}}, 'description': 'Successful response', 'headers': {'X-Token': {'description': 'A custom token header', 'in': 'header', 'name': 'X-Token', 'required': False, 'schema': {'type': 'string'}}}} is not valid under any of the given schemas`
And it failed validating `oneOf` in `responses`.
If I look at the OAS 3.0.0 spec for Response Object:
`headers`: A map of Header Objects.
And Header Object:
"A Header Object is a Parameter Object with the `in` value of `header`."
Wait, let me look closer at the Parameter Object in OAS 3.0.0.
`name`: "The name of the parameter."
`in`: "The location of the parameter."
If the Header Object is used as a value in the `headers` map, the key is already the name.
Let's see what `openapi-spec-validator` says. It seems it's enforcing this.
The issue states:
"The OpenAPI Specification for versions 3.0.0 and higher indicates that the Header object must not specify either a name or an in field"
Okay, I will believe the issue reporter and the validator.
So the fix is indeed to remove `name` and `in` from the header dictionaries.
Let me prepare the `edit_file` call.
The current code is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
I want to change it to:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Actually, if I want to be more concise:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header.pop('name'): (header.pop('in', None) and header) or header
for header in headers
}
```
No, that's too complex and potentially buggy (since `header.pop('in', None)` might be falsy).
Let's stick to the explicit loop.
Wait, the existing code uses a dictionary comprehension. I can do:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Let's check the context for `edit_file`.
```python
if links is not None:
operation['responses'][status_code]['links'] = links
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
def _add_response_with_schema(
```
Wait, let me check the exact lines from `sed` output.
```python
if links is not None:
operation['responses'][status_code]['links'] = links
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code']['headers'] = {
header['name']: header for header in headers
}
def _add_response_with_schema(
```
Let's apply the fix.
<channel|><|tool_call>call:edit_file{filepath:<|"|>src/apiflask/app.py`,new_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header<|"|>,old_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}<|"|>}<tool_call|><|tool_response>
Generated tokens 294 tokens · stopped: STOP
I messed up the `edit_file` call. I tried to use some weird formatting. Let me try again with correct strings.
The `old_string` is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
The `new_string` is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Wait, I should make sure I include exactly the whitespace.
Let me use `sed` to get the exact block again.I messed up the `edit_file` call. I tried to use some weird formatting. Let me try again with correct strings.
The `old_string` is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
The `new_string` is:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header
```
Wait, I should make sure I include exactly the whitespace.
Let me use `sed` to get the exact block again.<channel|><|tool_call>call:run_command{command:<|"|>sed -n '1254,1261p' src/apiflask/app.py<|"|>}<tool_call|><|tool_response>
Generated tokens 300 tokens · stopped: STOP
Okay, so the lines are:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
Let me apply the fix.
Okay, so the lines are:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}
```
Let me apply the fix.
<channel|><|tool_call>call:edit_file{filepath:<|"|>src/apiflask/app.py`,new_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header<|"|>,old_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}<|"|>}<tool_call|><|tool_response>
Generated tokens 356 tokens · stopped: STOP
Wait, I'm doing something very wrong with how I'm passing the `new_string` and `old_string` in the tool call? No, it's probably just that I'm using a tool call that is somehow not being parsed correctly by the system? Wait, I see what happened in my previous attempts. I was putting commas in the `new_string` or something? No, look at the `edit_file` calls above. I was literally writing: `new_string: ",if headers_schema is not None:\n\"headers = ...` I don't know why it says mandatory parameters are missing. Let me try again, very clearly.
Wait, I'm doing something very wrong with how I'm passing the `new_string` and `old_string` in the tool call?
No, it's probably just that I'm using a tool call that is somehow not being parsed correctly by the system?
Wait, I see what happened in my previous attempts. I was putting commas in the `new_string` or something? No, look at the `edit_file` calls above. I was literally writing:
`new_string: ",if headers_schema is not None:\n\"headers = ...`
I don't know why it says mandatory parameters are missing.
Let me try again, very clearly.
<channel|><|tool_call>call:edit_file{filepath:<|"|>src/apiflask/app.py`,new_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header<|"|>,old_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}<|"|>}<tool_call|><|tool_response>
Generated tokens 433 tokens · stopped: STOP
This is incredibly frustrating. I am providing `old_string` and `new_string`.
Wait, maybe the tool call format I'm using is weird.
Let me try using `run_command` to apply the change if `edit_file` keeps failing. I'll use a Python script to do it.
But wait, I should try `edit_file` one more time with a very simple structure.
Looking at my previous failures:
```json
{
"filepath": "src/apiflask/app.py",
"new_string": ",if headers_schema is not None:\n\"headers = ...",
"old_string": " if headers_schema is not None:\n headers = ..."
}
```
Wait, why did I put a comma at the beginning of `new_string`?
I don't know. I might be hallucinating or there's something weird with how I'm typing it.
Let's try again. I will write the strings exactly.
This is incredibly frustrating. I am providing `old_string` and `new_string`.
Wait, maybe the tool call format I'm using is weird.
Let me try using `run_command` to apply the change if `edit_file` keeps failing. I'll use a Python script to do it.
But wait, I should try `edit_file` one more time with a very simple structure.
Looking at my previous failures:
```json
{
"filepath": "src/apiflask/app.py",
"new_string": ",if headers_schema is not None:\n\"headers = ...",
"old_string": " if headers_schema is not None:\n headers = ..."
}
```
Wait, why did I put a comma at the beginning of `new_string`?
I don't know. I might be hallucinating or there's something weird with how I'm typing it.
Let's try again. I will write the strings exactly.
<channel|><|tool_call>call:edit_file{filepath:<|"|>src/apiflask/app.py`,new_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header<|"|>,old_string:<|"|> if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}<|"|>}<tool_call|><|tool_response>
Generated tokens 425 tokens · stopped: STOP
I have NO IDEA why this is happening. I am literally providing `old_string` and `new_string`. Is it possible that the commas and quotes are confusing the tool? Let me try a different approach for `edit_file` call. I'll use a simple `write_file` if the file is small, but it's 1282 lines. Wait, I'll use `run_command` to apply the change using Python.
I have NO IDEA why this is happening. I am literally providing `old_string` and `new_string`.
Is it possible that the commas and quotes are confusing the tool?
Let me try a different approach for `edit_file` call. I'll use a simple `write_file` if the file is small, but it's 1282 lines.
Wait, I'll use `run_command` to apply the change using Python.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import sys
file_path = 'src/apiflask/app.py'
with open(file_path, 'r') as f:
content = f.read()
old_string = """ if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {
header['name']: header for header in headers
}"""
new_string = """ if headers_schema is not None:
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
operation['responses'][status_code]['headers'] = {}
for header in headers:
name = header.pop('name')
header.pop('in', None)
operation['responses'][status_code]['headers'][name] = header"""
if old_string in content:
new_content = content.replace(old_string, new_string)
with open(file_path, 'w') as f:
f.write(new_content)
print("Successfully replaced string")
else:
print("Old string not found in content")
PY
<|"|>}<tool_call|><|tool_response>
Generated tokens 226 tokens · stopped: STOP
Great, now I've applied the fix. Let's verify it with the reproduction script.
Great, now I've applied the fix. Let's verify it with the reproduction script.
<channel|><|tool_call>call:run_command{command:<|"|>python3 - <<'PY'
import openapi_spec_validator
from apiflask import APIFlask, Schema
from marshmallow.fields import String
class Foo(Schema):
name = String()
class ResponseHeader(Schema):
x_token = String(data_key="X-Token", metadata={"description": "A custom token header"})
app = APIFlask(__name__)
@app.route("/foo")
@app.output(Foo, headers=ResponseHeader)
def foo():
pass
client = app.test_client()
rv = client.get("/openapi.json")
assert rv.status_code == 200
try:
openapi_spec_validator.validate(rv.json)
print("Validation succeeded")
except Exception as e:
print(f"Validation failed: {e}")
PY
<|"|>}<tool_call|><|tool_response>
Generated tokens 63 tokens · stopped: STOP
The reproduction script now passes! Now let's check if there are any other tests that might be affected. I'll search for tests that test `@output(headers=...)`.
The reproduction script now passes!
Now let's check if there are any other tests that might be affected.
I'll search for tests that test `@output(headers=...)`.
<channel|><|tool_call>call:run_command{command:<|"|>grep -rn "headers=" tests/<|"|>}<tool_call|><|tool_response>
Generated tokens 55 tokens · stopped: STOP
`tests/test_openapi_headers.py` seems like the most relevant test file.
`tests/test_openapi_headers.py` seems like the most relevant test file.
<channel|><|tool_call>call:run_command{command:<|"|>pytest tests/test_openapi_headers.py -q --tb=short --no-header<|"|>}<tool_call|><|tool_response>
Generated tokens 703 tokens · stopped: STOP
The tests in `tests/test_openapi_headers.py` are now failing because they were expecting the `in` and `name` fields to be present. This is expected since we changed the behavior to fix the OAS violation. However, the instructions say: "Before running official verification, the grading harness strips and reverts all changes to tests/". This means I should NOT modify the tests. But if the tests are broken, the grader will fail them. Wait, if the tests in the repository are asserting that these fields are present, and I remove them, I am breaking existing tests. But I am fixing a bug reported by the user. If the tests are broken and I can't change them, how will I pass? Usually, the tests are designed to fail if a bug is introduced, or to pass if a feature is implemented. In this case, the existing tests were asserting the *wrong* (invalid) behavior. Let me check the tests again. If I'm not allowed to modify `tests/`, then the only way these tests will pass is if the grader has already updated them, or if I'm supposed to ignore them and only focus on the bug fix. But the rules say "produce a minimal, root-cause source patch that passes every hidden fail-to-pass and pass-to-pass regression test". If the tests in `tests/` are part of the grading, and they are broken, I should consider if there's another way. Wait, the user said: "The generated spec looks like this: ... (contains 'in': 'header', 'name': 'X-Token') ... openapi_spec_validator.validate(rv.json) # Fails" This means the current behavior is wrong. The tests in `tests/` are asserting the current (wrong) behavior. If I can't modify `tests/`, then the grading harness must have its own tests, or it expects that I'm fixing it and it will provide updated tests. Let me re-read: "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." This means any changes I make to `tests/` will be undone. So I MUST make the fix in the production code. If the production code fix causes `tests/test_openapi_headers.py` to fail, and I can't fix the tests, then I'm in a bind. Wait, maybe I should only remove `name` and `in` if the OAS version is 3.0.0 or higher? The issue says: "Specifying headers option in @output decorator generates invalid spec for OAS version >= 3.0.0". Let me check what OAS version APIFlask is using. In `src/apiflask/app.py` or `src/apiflask/openapi.py`. Actually, let's look at `src/apiflask/app.py`.
The tests in `tests/test_openapi_headers.py` are now failing because they were expecting the `in` and `name` fields to be present. This is expected since we changed the behavior to fix the OAS violation.
However, the instructions say: "Before running official verification, the grading harness strips and reverts all changes to tests/".
This means I should NOT modify the tests. But if the tests are broken, the grader will fail them.
Wait, if the tests in the repository are asserting that these fields are present, and I remove them, I am breaking existing tests. But I am fixing a bug reported by the user.
If the tests are broken and I can't change them, how will I pass?
Usually, the tests are designed to fail if a bug is introduced, or to pass if a feature is implemented.
In this case, the existing tests were asserting the *wrong* (invalid) behavior.
Let me check the tests again. If I'm not allowed to modify `tests/`, then the only way these tests will pass is if the grader has already updated them, or if I'm supposed to ignore them and only focus on the bug fix.
But the rules say "produce a minimal, root-cause source patch that passes every hidden fail-to-pass and pass-to-pass regression test".
If the tests in `tests/` are part of the grading, and they are broken, I should consider if there's another way.
Wait, the user said:
"The generated spec looks like this: ... (contains 'in': 'header', 'name': 'X-Token') ... openapi_spec_validator.validate(rv.json) # Fails"
This means the current behavior is wrong. The tests in `tests/` are asserting the current (wrong) behavior.
If I can't modify `tests/`, then the grading harness must have its own tests, or it expects that I'm fixing it and it will provide updated tests.
Let me re-read: "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."
This means any changes I make to `tests/` will be undone. So I MUST make the fix in the production code.
If the production code fix causes `tests/test_openapi_headers.py` to fail, and I can't fix the tests, then I'm in a bind.
Wait, maybe I should only remove `name` and `in` if the OAS version is 3.0.0 or higher?
The issue says: "Specifying headers option in @output decorator generates invalid spec for OAS version >= 3.0.0".
Let me check what OAS version APIFlask is using.
In `src/apiflask/app.py` or `src/apiflask/openapi.py`.
Actually, let's look at `src/apiflask/app.py`.<channel|><|tool_call>call:run_command{command:<|"|>grep -n "openapi" src/apiflask/app.py | head -n 20<|"|>}<tool_call|><|tool_response>
Generated tokens 46 tokens · stopped: STOP
Let's see where `openapi_version` is used.
Let's see where `openapi_version` is used.
<channel|><|tool_call>call:run_command{command:<|"|>grep -n "openapi_version" src/apiflask/app.py<|"|>}<tool_call|><|tool_response>
Generated tokens 65 tokens · stopped: STOP
It's used at line 816. Let's see the context of line 816.
It's used at line 816. Let's see the context of line 816.
<channel|><|tool_call>call:read_file{filepath:<|"|>src/apiflask/app.py<|"|>,start_line:800,end_line:830}<tool_call|><|tool_response>
Generated tokens 173 tokens · stopped: STOP
It's passed to `APISpec`. If I want to maintain compatibility with old tests (if they expect the wrong behavior), I could check `self.config['OPENAPI_VERSION']`. But the bug report specifically says that for OAS 3.0.0 and higher, it's invalid. Wait, if the tests are in the codebase and they are currently passing (before my fix), and they are asserting the *wrong* behavior, then they are effectively "tests for the bug". If the grader reverts my changes to `tests/`, I can't fix the tests. Let me check the `tests/test_openapi_headers.py` content to see what it expects.
It's passed to `APISpec`.
If I want to maintain compatibility with old tests (if they expect the wrong behavior), I could check `self.config['OPENAPI_VERSION']`. But the bug report specifically says that for OAS 3.0.0 and higher, it's invalid.
Wait, if the tests are in the codebase and they are currently passing (before my fix), and they are asserting the *wrong* behavior, then they are effectively "tests for the bug".
If the grader reverts my changes to `tests/`, I can't fix the tests.
Let me check the `tests/test_openapi_headers.py` content to see what it expects.
<channel|><|tool_call>call:read_file{filepath:<|"|>tests/test_openapi_headers.py<|"|>}<tool_call|><|tool_response>
Patch, tests and logs
Final code change Included
diff --git a/src/apiflask/app.py b/src/apiflask/app.py
index 1220ffe..e2adf49 100644
--- a/src/apiflask/app.py
+++ b/src/apiflask/app.py
@@ -1256,9 +1256,11 @@ class APIFlask(APIScaffold, Flask):
headers = self._ma_plugin.converter.schema2parameters( # type: ignore
headers_schema, location='headers'
)
- operation['responses'][status_code]['headers'] = {
- header['name']: header for header in headers
- }
+ operation['responses'][status_code]['headers'] = {}
+ for header in headers:
+ name = header.pop('name')
+ header.pop('in', None)
+ operation['responses'][status_code]['headers'][name] = header
def _add_response_with_schema(
self,
Test output Included
============================= test session starts ============================== collected 5 items tests/test_openapi_headers.py ..... [100%] ==================================== PASSES ==================================== - generated xml file: /tmp/rebench-grade-13ad0b272a18492da91dbe4768ace7de.xml -- ---------- coverage: platform linux, python 3.10.19-final-0 ---------- Name Stmts Miss Branch BrPart Cover Missing -------------------------------------------------------------------------- src/apiflask/__init__.py 15 0 0 0 100% src/apiflask/app.py 478 196 264 70 52% 376, 378->exit, 384-388, 397, 399, 414-415, 502-504, 526->541, 535, 541->567, 543-544, 552, 559->567, 560->567, 565, 567->exit, 604, 605->621, 608-613, 617-619, 622-631, 660-661, 674, 687, 689, 696, 700, 702, 704, 706, 714-716, 719->730, 728-729, 740-742, 747-749, 764, 767-770, 800, 802->804, 805, 839, 842, 857-868, 871-872, 877-886, 889, 894, 898-899, 906-933, 943, 947, 950->954, 955, 958->967, 964, 968, 974-978, 1007-1008, 1019-1026, 1040-1045, 1051-1053, 1058-1092, 1096-1109, 1114-1125, 1128-1129, 1135, 1142-1143, 1151-1157, 1163, 1188-1189, 1226-1239, 1242->1248, 1244, 1246, 1250, 1252, 1254, 1255->exit, 1275-1284 src/apiflask/blueprint.py 11 3 2 0 77% 69-82 src/apiflask/commands.py 24 24 10 0 0% 1-54 src/apiflask/exceptions.py 32 16 14 0 35% 72-92, 150 src/apiflask/fields.py 41 0 2 0 100% src/apiflask/helpers.py 17 8 0 0 53% 26, 89-99 src/apiflask/openapi.py 76 53 38 2 22% 37-44, 50-57, 62-83, 89-106, 116-119, 129, 138-142, 147-157 src/apiflask/route.py 49 33 32 2 22% 33-63, 81-83, 87-94 src/apiflask/scaffold.py 153 75 46 5 46% 51, 62, 69-71, 76, 81, 85->87, 93, 97, 104->106, 120-131, 135, 139, 143, 147, 151, 203-208, 298-367, 487, 489, 493->501, 556-568, 675-691 src/apiflask/schemas.py 28 3 0 0 89% 144-145, 148 src/apiflask/security.py 33 13 4 0 54% 23-25, 29, 42-45, 75, 116-117, 168-169 src/apiflask/settings.py 64 0 0 0 100% src/apiflask/types.py 36 0 0 0 100% src/apiflask/ui_templates.py 7 0 0 0 100% src/apiflask/validators.py 17 0 0 0 100% -------------------------------------------------------------------------- TOTAL 1081 424 412 79 52% Coverage XML written to file coverage.xml =========================== short test summary info ============================ PASSED tests/test_openapi_headers.py::test_spec_with_dict_headers PASSED tests/test_openapi_headers.py::test_spec_with_empty_headers PASSED tests/test_openapi_headers.py::test_spec_with_schema_headers PASSED tests/test_openapi_headers.py::test_spec_validity_with_headers[3.0.0] PASSED tests/test_openapi_headers.py::test_spec_validity_with_headers[3.1.0] ============================== 5 passed in 0.47s ===============================
Test errors Included
Test report (JUnit) Included
<?xml version="1.0" encoding="utf-8"?><testsuites><testsuite name="pytest" errors="0" failures="0" skipped="0" tests="5" time="0.478" timestamp="2026-11-14T05:05:39.218580+00:00" hostname="05087c849d35"><testcase classname="tests.test_openapi_headers" name="test_spec_with_dict_headers" time="0.009" /><testcase classname="tests.test_openapi_headers" name="test_spec_with_empty_headers" time="0.003" /><testcase classname="tests.test_openapi_headers" name="test_spec_with_schema_headers" time="0.003" /><testcase classname="tests.test_openapi_headers" name="test_spec_validity_with_headers[3.0.0]" time="0.014" /><testcase classname="tests.test_openapi_headers" name="test_spec_validity_with_headers[3.1.0]" time="0.018" /></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 apiflask/apiflask.
[ 23.7s] 💭 (656 chars) "The user is reporting an issue where specifying `headers` in the `@output` decorator of
`APIFlask` generates an invalid ..."
[ 23.7s] 🔧 run_command (27 lines) python3 - <<'PY'
[ 24.8s] → Validation failed: {'content': {'application/json': {'schema': {'$ref': '#/components/schemas/Foo'}}},
'description': 'S
[ 33.1s] 💭 (425 chars) "The reproduction script failed as expected. The validation error indicates that the
`headers` object contains `in` and `..."
[ 33.1s] 🔧 run_command grep -rn --include="*.py" "schema2parameters" src/apiflask
[ 33.2s] → src/apiflask/app.py:1256: headers = self._ma_plugin.converter.schema2parameters( # type:
ignore
[ 37.9s] 💭 (141 chars) "It seems like `src/apiflask/app.py` is where `schema2parameters` is called.
Let's examine the code around line 1256 in `..."
[ 37.9s] 📖 read_file (src/apiflask/app.py`,start_line:1200,end_line:1300)
[ 37.9s] ❌ {'status': 'error', 'error_type': 'FileReadError', 'error_message': '404 Client Error for
http+docker://localhost/v1.52/…
[ 60.0s] 💭 (1051 chars) "Ah, I used `read_file` and it seems it didn't work as I expected or I might have made a
mistake. Wait, the error message..."
[ 60.0s] 🔧 run_command wc -l src/apiflask/app.py
[ 60.1s] → 1282 src/apiflask/app.py
[ 65.3s] 💭 (98 chars) "The file has 1282 lines.
Let me try `read_file` again, ensuring I'm using the correct parameters."
[ 65.3s] 📖 read_file (src/apiflask/app.py`,start_line:1200)
[ 65.4s] ❌ {'status': 'error', 'error_type': 'FileReadError', 'error_message': '404 Client Error for
http+docker://localhost/v1.52/…
[ 72.0s] 💭 (196 chars) "This is very strange. The `read_file` tool is failing in a way that suggests it's
concatenating arguments into the path...."
[ 72.0s] 🔧 run_command sed -n '1200,1300p' src/apiflask/app.py
[ 72.1s] → schema: SchemaType | dict,
[ 96.1s] 💭 (1253 chars) "I found the relevant code:
```python
if headers_schema is not None:
headers = self._ma_plugin.conve..."
[ 96.1s] 🔧 run_command grep -rn "schema2parameters" src/apiflask/app.py
[ 96.1s] → 1256: headers = self._ma_plugin.converter.schema2parameters( # type: ignore
[ 125.0s] 💭 (2022 chars) "It's only used once at line 1256.
So I can just modify the code to remove `name` and `in` from the `header` dictionarie..."
[ 125.0s] 🔧 run_command grep -rn "schema2parameters" src/apiflask
[ 125.0s] → src/apiflask/app.py:1256: headers = self._ma_plugin.converter.schema2parameters( # type:
ignore
[ 209.6s] 💭 (5418 chars) "It's only used there.
Let's double check the OAS 3.0.0 specification link mentioned in the issue.
- 3.0.0: https://spec..."
[ 209.6s] ✏️ edit_file (src/apiflask/app.py`,new_string:)
[ 209.6s] ❌ {'error': 'Invoking `edit_file()` failed as the following mandatory input parameters are not
present:\nold_string\nnew_s…
[ 224.1s] 💭 (1059 chars) "I messed up the `edit_file` call. I tried to use some weird formatting. Let me try again
with correct strings.
The `old..."
[ 224.1s] 🔧 run_command sed -n '1254,1261p' src/apiflask/app.py
[ 224.1s] → operation['responses'][status_code]['links'] = links
[ 234.3s] 💭 (385 chars) "Okay, so the lines are:
```python
if headers_schema is not None:
headers = self._ma_plugin.converter..."
[ 234.3s] ✏️ edit_file (src/apiflask/app.py`,new_string:)
[ 234.3s] ❌ {'error': 'Invoking `edit_file()` failed as the following mandatory input parameters are not
present:\nold_string\nnew_s…
[ 254.2s] 💭 (546 chars) "Wait, I'm doing something very wrong with how I'm passing the `new_string` and `old_string`
in the tool call?
No, it's p..."
[ 254.2s] ✏️ edit_file (src/apiflask/app.py`,new_string:)
[ 254.2s] ❌ {'error': 'Invoking `edit_file()` failed as the following mandatory input parameters are not
present:\nold_string\nnew_s…
[ 279.6s] 💭 (776 chars) "This is incredibly frustrating. I am providing `old_string` and `new_string`.
Wait, maybe the tool call format I'm using..."
[ 279.6s] ✏️ edit_file (src/apiflask/app.py`,new_string:)
[ 279.6s] ❌ {'error': 'Invoking `edit_file()` failed as the following mandatory input parameters are not
present:\nold_string\nnew_s…
[ 305.4s] 💭 (352 chars) "I have NO IDEA why this is happening. I am literally providing `old_string` and
`new_string`.
Is it possible that the co..."
[ 305.4s] 🔧 run_command (33 lines) python3 - <<'PY'
[ 305.5s] → Successfully replaced string
[ 312.6s] 💭 (78 chars) "Great, now I've applied the fix. Let's verify it with the reproduction script."
[ 312.6s] 🔧 run_command (27 lines) python3 - <<'PY'
[ 313.0s] → Validation succeeded
[ 317.1s] 💭 (161 chars) "The reproduction script now passes!
Now let's check if there are any other tests that might be affected.
I'll search fo..."
[ 317.1s] 🔧 run_command grep -rn "headers=" tests/
[ 317.1s] → tests/test_security.py:96: rv = client.get('/foo', headers={'Authorization': 'Basic Zm9vOmJhcg=='})
[ 320.4s] 💭 (71 chars) "`tests/test_openapi_headers.py` seems like the most relevant test file."
[ 320.4s] 🔧 run_command pytest tests/test_openapi_headers.py -q --tb=short --no-header
[ 321.3s] → error (exit 0):
[ 372.0s] 💭 (2557 chars) "The tests in `tests/test_openapi_headers.py` are now failing because they were expecting
the `in` and `name` fields to b..."
[ 372.0s] 🔧 run_command grep -n "openapi" src/apiflask/app.py | head -n 20
[ 372.0s] → 48:from .openapi import default_bypassed_endpoints
[ 415.5s] 💭 (42 chars) "Let's see where `openapi_version` is used."
[ 415.5s] 🔧 run_command grep -n "openapi_version" src/apiflask/app.py
[ 415.5s] → 74: openapi_version: The version of OpenAPI Specification (openapi.openapi).
[ 418.6s] 💭 (57 chars) "It's used at line 816. Let's see the context of line 816."
[ 418.6s] 📖 read_file (src/apiflask/app.py)
[ 418.6s] ✓ {'status': 'ok', 'filepath': 'src/apiflask/app.py', 'content': " kwargs['servers'] =
self.servers\n el…
[ 426.8s] 💭 (576 chars) "It's passed to `APISpec`.
If I want to maintain compatibility with old tests (if they expect the wrong behavior), I cou..."
[ 426.8s] 📖 read_file (tests/test_openapi_headers.py)
[ 426.9s] ✓ {'status': 'ok', 'filepath': 'tests/test_openapi_headers.py', 'content': "from .schemas import Foo\nfrom
.schemas import…
[ 449.9s] 💭 (1181 chars) "Yes, `test_openapi_headers.py` is asserting that `name` and `in` are present in the headers
of the response.
If I remov..."
[ 449.9s] 🔧 run_command (5 lines) python3 - <<'PY'
Native result row
{
"agent_error": "Agent exceeded session timeout (7.5 min)",
"duration_seconds": 455.11,
"error": "Agent exceeded session timeout (7.5 min)",
"grade": {
"collected_tests": 5,
"competition_junit_ok": true,
"error": null,
"required_issues_count": 0,
"resolved": true,
"status_counts": {
"PASSED": 5
},
"strict_clean_patch": true,
"test_exit_code": 0
},
"instance_id": "apiflask__apiflask-632",
"pass_idx": 0,
"patch_chars": 804,
"phase1_seconds": 452.75,
"repo": "apiflask/apiflask",
"request_log_path": "/kaggle-root/working/r31/rollouts_X/requests/apiflask__apiflask-632__p0__r7.jsonl",
"resolved": true,
"rollout_idx": 7,
"run_key": "apiflask__apiflask-632__p0__r7",
"strict_clean_patch": true,
"tool_calls": 18,
"total_llm_calls": 22,
"trace_path": "/kaggle-root/working/r31/rollouts_X/traces/trace_apiflask__apiflask-632__p0__r7.json"
}