old_contents: # stdlib
  from datetime import datetime
  from datetime import timedelta
  from typing import Any
  from typing import Optional
  from typing import Union
  
  # third party
  from jose import jwt
  from passlib.context import CryptContext
  
  # grid absolute
  from grid.core.config import settings
  
  pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
  
  
  ALGORITHM = "HS256"
  
  
  def create_access_token(
      subject: Union[str, Any], expires_delta: Optional[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)
  
new_contents: # stdlib
  from datetime import datetime
  from datetime import timedelta
  from typing import Any
  from typing import Optional
  from typing import Union
  
  # third party
  from jose import jwt
  from passlib.context import CryptContext
  
  # grid absolute
  from grid.core.config import settings
  
  pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
  
  
  ALGORITHM = "HS256"
  
  
  def create_access_token(
      subject: Union[str, Any],
      expires_delta: Optional[timedelta] = None,
      guest: bool = False,
  ) -> 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), "guest": guest}
      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)
  
subject: UPDATE create_access_token to handle guest sessions