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main() — fastapi Function Reference

Architecture documentation for the main() function in tutorial008_py39.py from the fastapi codebase.

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Dependency Diagram

graph TD
  071c9f5b_4756_dd88_1620_9b186a57be43["main()"]
  94d8ec28_8437_b1b4_73f7_71ecb60c2aec["tutorial008_py39.py"]
  071c9f5b_4756_dd88_1620_9b186a57be43 -->|defined in| 94d8ec28_8437_b1b4_73f7_71ecb60c2aec
  style 071c9f5b_4756_dd88_1620_9b186a57be43 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/custom_response/tutorial008_py39.py lines 9–14

def main():
    def iterfile():  # (1)
        with open(some_file_path, mode="rb") as file_like:  # (2)
            yield from file_like  # (3)

    return StreamingResponse(iterfile(), media_type="video/mp4")

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Frequently Asked Questions

What does main() do?
main() is a function in the fastapi codebase, defined in docs_src/custom_response/tutorial008_py39.py.
Where is main() defined?
main() is defined in docs_src/custom_response/tutorial008_py39.py at line 9.

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