A Json Web Token Context using Python Jose for a FastAPI File core.

Security.py

from datetime import datetime, timedelta
from typing import Any, Union

from jose import jwt
from passlib.context import CryptContext

from core.config import settings

pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")

ALGORITHM = "HS256"


def create_access_token(
    subject: Union[str, Any], expires_delta: timedelta = None
) -> str:
    if expires_delta:
        expire = datetime.utcnow() + expires_delta
    else:
        expire = datetime.utcnow() + timedelta(
            minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES
        )
    to_encode = {"exp": expire, "sub": str(subject)}
    encoded_jwt = jwt.encode(
        to_encode, settings.SECRET_KEY, algorithm=ALGORITHM)
    return encoded_jwt


def verify_password(plain_password: str, hashed_password: str) -> bool:
    return pwd_context.verify(plain_password, hashed_password)


def get_password_hash(password: str) -> str:
    return pwd_context.hash(password)

The class for settings here :

class Settings(BaseSettings):
    API_V1_STR = "/api/v1"
    SECRET_KEY: str = secrets.token_urlsafe(64)
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24 * 8
    BACKEND_CORS_ORIGINS: List[AnyHttpUrl] = []