def __init__(self, *args, **kwargs):
    super(CheckConstraintModule, self).__init__(*args, **kwargs)
    self.min_ver = None
    self.max_ver = None
def __init__(self, *args, **kwargs):
    super(CheckConstraintModule, self).__init__(*args, **kwargs)
    self.min_ver = None
    self.max_ver = None