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read_optional_bytes() — fastapi Function Reference

Architecture documentation for the read_optional_bytes() function in test_optional.py from the fastapi codebase.

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Dependency Diagram

graph TD
  a33e5dd1_0049_13dc_b7cc_9cb770996001["read_optional_bytes()"]
  ca62ab9d_6699_f566_9a0c_577e941c769c["test_optional.py"]
  a33e5dd1_0049_13dc_b7cc_9cb770996001 -->|defined in| ca62ab9d_6699_f566_9a0c_577e941c769c
  style a33e5dd1_0049_13dc_b7cc_9cb770996001 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

tests/test_request_params/test_file/test_optional.py lines 16–17

async def read_optional_bytes(p: Annotated[Optional[bytes], File()] = None):
    return {"file_size": len(p) if p else None}

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Frequently Asked Questions

What does read_optional_bytes() do?
read_optional_bytes() is a function in the fastapi codebase, defined in tests/test_request_params/test_file/test_optional.py.
Where is read_optional_bytes() defined?
read_optional_bytes() is defined in tests/test_request_params/test_file/test_optional.py at line 16.

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