get_cookie_or_token() — fastapi Function Reference

Architecture documentation for the get_cookie_or_token() function in tutorial002_py310.py from the fastapi codebase.

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FastAPI→ Responses→ get_cookie_or_token() — fastapi Function Reference

Dependency Diagram

graph TD
  b8024388_084f_0017_b3c2_36a1f8ba97c8["get_cookie_or_token()"]
  6b823305_e640_3fba_6ff8_c0d221db4620["tutorial002_py310.py"]
  b8024388_084f_0017_b3c2_36a1f8ba97c8 -->|defined in| 6b823305_e640_3fba_6ff8_c0d221db4620
  style b8024388_084f_0017_b3c2_36a1f8ba97c8 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

docs_src/websockets/tutorial002_py310.py lines 64–71

async def get_cookie_or_token(
    websocket: WebSocket,
    session: str | None = Cookie(default=None),
    token: str | None = Query(default=None),
):
    if session is None and token is None:
        raise WebSocketException(code=status.WS_1008_POLICY_VIOLATION)
    return session or token