(self, value)
Deprecated, user `source'.
Deprecated, user `source'.
Deprecated user source .
def filename(self, value):
        """Deprecated, user `source'."""
        warnings.warn(
            "The 'filename' attribute will be removed in future versions.  "
            "Use 'source' instead.",
            DeprecationWarning, stacklevel=2
        )
        self.source = value
def filename ( self , value ) : warnings . warn ( "The 'filename' attribute will be removed in future versions.  " "Use 'source' instead." , DeprecationWarning , stacklevel = 2 ) self . source = value