read_items() — fastapi Function Reference

Architecture documentation for the read_items() function in tutorial004_regex_an_py310.py from the fastapi codebase.

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FastAPI→ Routing→ read_items() — fastapi Function Reference

Dependency Diagram

graph TD
  a1943230_dab7_df30_fd40_6fbfa9a8dc96["read_items()"]
  1f709ecd_e9b6_3904_5596_6d18b92aef98["tutorial004_regex_an_py310.py"]
  a1943230_dab7_df30_fd40_6fbfa9a8dc96 -->|defined in| 1f709ecd_e9b6_3904_5596_6d18b92aef98
  style a1943230_dab7_df30_fd40_6fbfa9a8dc96 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/query_params_str_validations/tutorial004_regex_an_py310.py lines 9–17

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