def __init__(self, vine_type, *args, **kwargs):
        """Instantiate a vine copula class.

        Args:
            :param vine_type: type of the vine copula, could be 'center','direct','regular'
            :type vine_type: string
        """
        super().__init__(*args, **kwargs)
        self.vine_type = vine_type
        self.u_matrix = None

        self.model = GaussianKDE
def __init__ ( self , vine_type , * args , ** kwargs ) : super ( ) . __init__ ( * args , ** kwargs ) self . vine_type = vine_type self . u_matrix = None self . model = GaussianKDE
Instantiate a vine copula class.

        Args:
            :param vine_type: type of the vine copula, could be 'center','direct','regular'
            :type vine_type: string