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validation_exception_handler() — fastapi Function Reference

Architecture documentation for the validation_exception_handler() function in tutorial006_py39.py from the fastapi codebase.

Function python FastAPI Responses calls 1

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Dependency Diagram

graph TD
  3f3bb92b_47cb_ed7e_a0d0_c5c6c752badf["validation_exception_handler()"]
  46d0b5a1_0a29_e7e1_5201_61b2c63c0e75["tutorial006_py39.py"]
  3f3bb92b_47cb_ed7e_a0d0_c5c6c752badf -->|defined in| 46d0b5a1_0a29_e7e1_5201_61b2c63c0e75
  2d028bc8_34b4_6303_1406_f7c12b4394e6["request_validation_exception_handler()"]
  3f3bb92b_47cb_ed7e_a0d0_c5c6c752badf -->|calls| 2d028bc8_34b4_6303_1406_f7c12b4394e6
  style 3f3bb92b_47cb_ed7e_a0d0_c5c6c752badf fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/handling_errors/tutorial006_py39.py lines 19–21

async def validation_exception_handler(request, exc):
    print(f"OMG! The client sent invalid data!: {exc}")
    return await request_validation_exception_handler(request, exc)

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Frequently Asked Questions

What does validation_exception_handler() do?
validation_exception_handler() is a function in the fastapi codebase, defined in docs_src/handling_errors/tutorial006_py39.py.
Where is validation_exception_handler() defined?
validation_exception_handler() is defined in docs_src/handling_errors/tutorial006_py39.py at line 19.
What does validation_exception_handler() call?
validation_exception_handler() calls 1 function(s): request_validation_exception_handler.

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