def conditions_met(self, instance, state):
        """
        Check if all conditions have been met
        """
        transition = self.get_transition(state)

        if transition is None:
            return False
        elif transition.conditions is None:
            return True
        else:
            return all(
                map(lambda condition: condition(instance), transition.conditions)
            )

        Check if all conditions have been met
        
django_fsm/__init__.py