#NEWLINE# def _apply_incoming_copying_manipulators( self , son , collection ) : #NEWLINE# #INDENT# 'Apply incoming copying manipulators to `son`.' #NEWLINE# for manipulator in self . __incoming_copying_manipulators : #NEWLINE# #INDENT# son = manipulator . transform_incoming ( son , collection ) #NEWLINE# #UNINDENT# return son