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say_hi() — fastapi Function Reference

Architecture documentation for the say_hi() function in tutorial009_py39.py from the fastapi codebase.

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Dependency Diagram

graph TD
  90348a19_1111_5023_cbe6_236aa22a5815["say_hi()"]
  0a95c762_56a9_c9ec_177d_a2dc4ce0bab1["tutorial009_py39.py"]
  90348a19_1111_5023_cbe6_236aa22a5815 -->|defined in| 0a95c762_56a9_c9ec_177d_a2dc4ce0bab1
  style 90348a19_1111_5023_cbe6_236aa22a5815 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/python_types/tutorial009_py39.py lines 4–8

def say_hi(name: Optional[str] = None):
    if name is not None:
        print(f"Hey {name}!")
    else:
        print("Hello World")

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Source

Frequently Asked Questions

What does say_hi() do?
say_hi() is a function in the fastapi codebase, defined in docs_src/python_types/tutorial009_py39.py.
Where is say_hi() defined?
say_hi() is defined in docs_src/python_types/tutorial009_py39.py at line 4.

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