#NEWLINE# def clear_cache( self ) : #NEWLINE# #INDENT# for attr_name in self . _prop_attr_names : #NEWLINE# #INDENT# attr_name = getattr ( self . __class__ , attr_name ) . internal_name #NEWLINE# if ( not hasattr ( self , attr_name ) ) : #NEWLINE# #INDENT# continue #NEWLINE# #UNINDENT# delattr ( self , attr_name )