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login_for_access_token() — fastapi Function Reference

Architecture documentation for the login_for_access_token() function in tutorial005_an_py39.py from the fastapi codebase.

Function python FastAPI Applications calls 2

Entity Profile

Dependency Diagram

graph TD
  230944b9_4dd5_c6c7_1ef0_a5c0668d023d["login_for_access_token()"]
  874d355e_5626_0709_a216_de8189208c14["tutorial005_an_py39.py"]
  230944b9_4dd5_c6c7_1ef0_a5c0668d023d -->|defined in| 874d355e_5626_0709_a216_de8189208c14
  7851c34d_4b2f_15a3_bf85_19af4809e04e["authenticate_user()"]
  230944b9_4dd5_c6c7_1ef0_a5c0668d023d -->|calls| 7851c34d_4b2f_15a3_bf85_19af4809e04e
  00839604_0ce7_b220_2a06_66ecbcd82d3f["create_access_token()"]
  230944b9_4dd5_c6c7_1ef0_a5c0668d023d -->|calls| 00839604_0ce7_b220_2a06_66ecbcd82d3f
  style 230944b9_4dd5_c6c7_1ef0_a5c0668d023d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

docs_src/security/tutorial005_an_py39.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_py39.py.
Where is login_for_access_token() defined?
login_for_access_token() is defined in docs_src/security/tutorial005_an_py39.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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