@classmethod
def from_filenames(cls, x_filename, y_filename, **kwargs):
    """Create geolocation from names of files with geolocation
        Parameters
        ----------
        x_filename : str
            name of file for X-dataset
        y_filename : str
            name of file for Y-dataset
        **kwargs : dict
            parameters for self._init_data()
        """
    self = cls.__new__(cls)
    self.x_vrt = None
    self.y_vrt = None
    self.data = {}
    self._init_data(x_filename, y_filename, **kwargs)
    return self
