{"record":{"id":"e9cb788ced1e82cf","repo":"openai/openai-python","slug":"expected-a-non-empty-value-for-container-id-but-e9cb78","errorCode":null,"errorMessage":"Expected a non-empty value for `container_id` but received {container_id!r}","messagePattern":"Expected a non-empty value for `container_id` but received (.+?)","errorType":"validation","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"src/openai/resources/containers/files/content.py","lineNumber":68,"sourceCode":"        extra_headers: Headers | None = None,\n        extra_query: Query | None = None,\n        extra_body: Body | None = None,\n        timeout: float | httpx2.Timeout | None | NotGiven = not_given,\n    ) -> _legacy_response.HttpxBinaryResponseContent:\n        \"\"\"\n        Retrieve Container File Content\n\n        Args:\n          extra_headers: Send extra headers\n\n          extra_query: Add additional query parameters to the request\n\n          extra_body: Add additional JSON properties to the request\n\n          timeout: Override the client-level default timeout for this request, in seconds\n        \"\"\"\n        if not container_id:\n            raise ValueError(f\"Expected a non-empty value for `container_id` but received {container_id!r}\")\n        if not file_id:\n            raise ValueError(f\"Expected a non-empty value for `file_id` but received {file_id!r}\")\n        extra_headers = {\"Accept\": \"application/binary\", **(extra_headers or {})}\n        return self._get(\n            path_template(\n                \"/containers/{container_id}/files/{file_id}/content\", container_id=container_id, file_id=file_id\n            ),\n            options=make_request_options(\n                extra_headers=extra_headers,\n                extra_query=extra_query,\n                extra_body=extra_body,\n                timeout=timeout,\n                security={\"bearer_auth\": True},\n            ),\n            cast_to=_legacy_response.HttpxBinaryResponseContent,\n        )\n\n","sourceCodeStart":50,"sourceCodeEnd":86,"githubUrl":"https://github.com/openai/openai-python/blob/9917c6e28e66e90e1227b3d223c06a8c5441515a/src/openai/resources/containers/files/content.py#L50-L86","documentation":"The OpenAI Python SDK raises ValueError when a required path parameter is empty before making any HTTP request. Here, `client.containers.files.content.retrieve(container_id, file_id)` was called with a falsy `container_id` (None or empty string). This is a client-side guard so an invalid request never reaches the API.","triggerScenarios":"Calling containers.files.content.retrieve with container_id='' or None, e.g. when the ID variable was never assigned, came from an unset config field, or a prior create call returned an object without an id.","commonSituations":"Reading container IDs from environment variables or config that are missing; using a response field that doesn't exist (getattr returning None); typos in variable names passed to the call.","solutions":["Check where container_id comes from and ensure it is a non-empty string before calling retrieve","Add a guard: if not container_id: raise/log before the API call","Verify you created the container and are using container.id from the response"],"exampleFix":"// before\ncontent = client.containers.files.content.retrieve(container_id, file_id).parse()\n// after\nif not container_id:\n    raise ValueError(\"container_id is required\")\ncontent = client.containers.files.content.retrieve(container_id, file_id).parse()","handlingStrategy":"validation","validationCode":"if not container_id or not isinstance(container_id, str):\n    raise ValueError(f\"container_id must be a non-empty string, got {container_id!r}\")\ncontent = client.containers.files.content.retrieve(container_id, file_id).parse()","typeGuard":"def is_valid_id(value: object) -> bool:\n    return isinstance(value, str) and bool(value.strip())","tryCatchPattern":"try:\n    content = client.containers.files.content.retrieve(container_id, file_id).parse()\nexcept ValueError as e:\n    if \"container_id\" in str(e):\n        raise HTTPException(400, str(e))\n    raise","preventionTips":["Validate IDs at the API/schema boundary before calling SDK methods","Never pass .get() results directly to SDK path parameters","Log the exact value of path parameters when onboarding new data sources"],"tags":["openai","python","validation","containers","path-parameter"],"backgroundTag":"missing-required-parameter","analyzedSha":"9917c6e28e66e90e1227b3d223c06a8c5441515a","analyzedAt":"2026-08-28T11:46:34.183Z","schemaVersion":2},"datasetVersion":"2026-08-28T16:17:29.566Z"}