read_items() — fastapi Function Reference

Architecture documentation for the read_items() function in tutorial004_an_py310.py from the fastapi codebase.

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FastAPI→ Applications→ read_items() — fastapi Function Reference

Dependency Diagram

graph TD
  a8920e55_f7ac_4799_c3e8_07e4e5c1545d["read_items()"]
  bb7ce7e2_6ce6_1c88_e708_a6eae7bbeeb2["tutorial004_an_py310.py"]
  a8920e55_f7ac_4799_c3e8_07e4e5c1545d -->|defined in| bb7ce7e2_6ce6_1c88_e708_a6eae7bbeeb2
  style a8920e55_f7ac_4799_c3e8_07e4e5c1545d fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/query_params_str_validations/tutorial004_an_py310.py lines 9–17

async def read_items(
    q: Annotated[
        str | None, Query(min_length=3, max_length=50, pattern="^fixedquery$")
    ] = None,
):
    results = {"items": [{"item_id": "Foo"}, {"item_id": "Bar"}]}
    if q:
        results.update({"q": q})
    return results