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#!/usr/bin/env python # encoding: utf-8 # # Copyright (c) 2009 Doug Hellmann All rights reserved. # """ """ #end_pymotw_header import json data = [ { 'a':'A', 'b':(2, 4), 'c':3.0, ('d',):'D tuple' } ] print 'First attempt' try: print json.dumps(data) except TypeError, err: print 'ERROR:', err print print 'Second attempt' print json.dumps(data, skipkeys=True)