read_item() — fastapi Function Reference

Architecture documentation for the read_item() function in tutorial001_py39.py from the fastapi codebase.

Function python FastAPI Responses

Entity Profile

FastAPI→ Responses→ read_item() — fastapi Function Reference

Dependency Diagram

graph TD
  e8809040_ec7a_39dd_9745_21c627c6fff4["read_item()"]
  f1864a86_4373_5c53_ebcb_045df63b36e1["tutorial001_py39.py"]
  e8809040_ec7a_39dd_9745_21c627c6fff4 -->|defined in| f1864a86_4373_5c53_ebcb_045df63b36e1
  style e8809040_ec7a_39dd_9745_21c627c6fff4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

docs_src/handling_errors/tutorial001_py39.py lines 9–12

async def read_item(item_id: str):
    if item_id not in items:
        raise HTTPException(status_code=404, detail="Item not found")
    return {"item": items[item_id]}