#NEWLINE# def get_call_return( self , callsite_addr ) : #NEWLINE# #INDENT# '\n        Get the hypothetical return address of a call.\n\n        :param callsite_addr:       The address of the basic block that ends in a call.\n        :return:                    The likely return target of said call, or None if callsite_addr\n                                    is not a callsite.\n        ' #NEWLINE# if ( callsite_addr in self . _call_sites ) : #NEWLINE# #INDENT# return self . _call_sites [ callsite_addr ] [ 1 ] #NEWLINE# #UNINDENT# return None