#NEWLINE# def label_for( self , address , default = None ) : #NEWLINE# #INDENT# 'Given an address, return the corresponding label or a default.\n        ' #NEWLINE# for ( label , label_address ) in self . labels . items ( ) : #NEWLINE# #INDENT# if ( label_address == address ) : #NEWLINE# #INDENT# return label #NEWLINE# #UNINDENT# #UNINDENT# return default