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login_for_access_token() — fastapi Function Reference

Architecture documentation for the login_for_access_token() function in tutorial005_an_py310.py from the fastapi codebase.

Function python FastAPI Applications calls 2

Entity Profile

Dependency Diagram

graph TD
  f8e7cc5b_4846_9b9d_cbab_8154d3596af6["login_for_access_token()"]
  8a0ba17a_1db0_9446_2cfd_cfd18d89c608["tutorial005_an_py310.py"]
  f8e7cc5b_4846_9b9d_cbab_8154d3596af6 -->|defined in| 8a0ba17a_1db0_9446_2cfd_cfd18d89c608
  4433ce5d_e7b4_a0dd_4a70_e0b7110505bf["authenticate_user()"]
  f8e7cc5b_4846_9b9d_cbab_8154d3596af6 -->|calls| 4433ce5d_e7b4_a0dd_4a70_e0b7110505bf
  c5a00e3e_34d6_1d33_6dce_29323f4a931d["create_access_token()"]
  f8e7cc5b_4846_9b9d_cbab_8154d3596af6 -->|calls| c5a00e3e_34d6_1d33_6dce_29323f4a931d
  style f8e7cc5b_4846_9b9d_cbab_8154d3596af6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

docs_src/security/tutorial005_an_py310.py lines 149–160

async def login_for_access_token(
    form_data: Annotated[OAuth2PasswordRequestForm, Depends()],
) -> Token:
    user = authenticate_user(fake_users_db, form_data.username, form_data.password)
    if not user:
        raise HTTPException(status_code=400, detail="Incorrect username or password")
    access_token_expires = timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
    access_token = create_access_token(
        data={"sub": user.username, "scope": " ".join(form_data.scopes)},
        expires_delta=access_token_expires,
    )
    return Token(access_token=access_token, token_type="bearer")

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does login_for_access_token() do?
login_for_access_token() is a function in the fastapi codebase, defined in docs_src/security/tutorial005_an_py310.py.
Where is login_for_access_token() defined?
login_for_access_token() is defined in docs_src/security/tutorial005_an_py310.py at line 149.
What does login_for_access_token() call?
login_for_access_token() calls 2 function(s): authenticate_user, create_access_token.

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