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從json字串獲取key的value

ubuntu1604:~$ cat locuststats.py 
#!/usr/bin/env python


import urllib2
resp = urllib2.urlopen('http://10.129.47.154:8089/stats/requests')
d = resp.read()
import json
locus = json.loads(d)
del locus['errors']
#print json.dumps(locus,indent=4)
locus['stats'][1]["avg_response_time"]
print "user_count: %d" % locus['user_count']
print "slaves: %d" % locus['slave_count']
print "rt: %d" % locus['stats'][1]['avg_response_time']
print "rps: %0.2f" % locus['total_rps']
print "erros: %0.4f" % locus["fail_ratio"]

輸出結果如下:

ubuntu1604:~$ python locuststats.py 
user_count: 100
slaves: 100
rt: 44
rps: 2187.50
erros: 0.0001