1.测试
import json
from pprint import pprint
d = {i: i for i in range(4)}
d['1'] = 'good'
d['1.1'] = 'good'
d[1.1] = 'bad'
a = json.dumps(d)
b = json.loads(a)
print('orgin dict:')
pprint(d)
print('after handle with json:')
pprint(b)
import json
from pprint import pprint
d =
