def xml(self):
        """Calls the overridden method.

        :returns: XML representation of the metadata.
        :rtype: str
        """
        root = super(GenericLayerMetadata, self).xml
        return prettify_xml(ElementTree.tostring(root))
def xml ( self ) : root = super ( GenericLayerMetadata , self ) . xml return prettify_xml ( ElementTree . tostring ( root ) )
Calls the overridden method.

        :returns: XML representation of the metadata.
        :rtype: str