#NEWLINE# def child_removed( self , child ) : #NEWLINE# #INDENT# " Handle the child removed event on the container.\n\n        This event handler will request a relayout if the removed child\n        is an instance of 'ConstraintsWidget'.\n\n        " #NEWLINE# super ( Container , self ) . child_removed ( child ) #NEWLINE# if isinstance ( child , ConstraintsWidget ) : #NEWLINE# #INDENT# self . request_relayout ( )