220
221class DBHandler(object):
222    """
223    A simple singleton class that makes sure that only one connection to the database is ever initialised.224    """
225
226    def __new__(cls):

 72        HTTPException: Incorrect username or password
 73
 74    Returns:
 75        dict: A dictionary telling if the login attempt was successful, as well as an included 76        access token and token_type
 77    """
 78    user = select(u for u in User if u.username == form_data.username)[:]