def voting_has_started(self):
    """
    has voting begun? voting begins if the election is frozen, at the prescribed date or at the date that voting was forced to start
    """
    return self.frozen_at != None and (self.voting_starts_at == None or ((self.voting_started_at or self.voting_starts_at) >= datetime.datetime.utcnow()))
dataset/ETHPy150Open benadida/helios-server/helios/models.py/Election.voting_has_started/swapped operands of `>=`