cpython_json_cjson_ujson_pickle (encode+decode)

cpython_json_cjson_pickle.py

import time
import cPickle as pickle
import json
import cjson
import ujson

d = {
    'foo': 'bar',
    'food': 'barf',
    'good': 'bars',
    'dood': 'wheres your car?',
    'wheres your car': 'dude?',
}

print 'Starting json...'
start = time.time()
for i in xrange(1000000):
    json.loads(json.dumps(d))
print 'done:', time.time() - start

print 'Starting cjson...'
start = time.time()
for i in xrange(1000000):
    cjson.decode(cjson.encode(d))
print 'done:', time.time() - start

print 'Starting ujson...'
start = time.time()
for i in xrange(1000000):
    ujson.decode(ujson.encode(d))
print 'done:', time.time() - start

print 'Starting pickle...'
start = time.time()
for i in xrange(1000000):
    pickle.loads(pickle.dumps(d))
print 'done:', time.time() - start

'''
# python 2.6.6
Starting json...
done: 122.930308104
Starting cjson...
done: 4.51418590546
Starting ujson...
done: 2.4326839447
Starting pickle...
done: 14.4248509407
'''