(self, data, variable)
Imputes table along variable column.

        Args:
            data (Table): A table to impute.
            variable (Variable): Variable for completing missing values.

        Returns:
            A new Variable instance with completed missing values or
            a array mask of rows to drop out.
Imputes table along variable column.
Imputes table along variable column .
def __call__(self, data, variable):
        """ Imputes table along variable column.

        Args:
            data (Table): A table to impute.
            variable (Variable): Variable for completing missing values.

        Returns:
            A new Variable instance with completed missing values or
            a array mask of rows to drop out.
        """
        raise NotImplementedError
def __call__ ( self , data , variable ) : raise NotImplementedError