本站改版新增arduino频道
import os
def save(key, value):
filename = '/' + key + '.json'
f = open(filename, 'w')
json_str = json.dumps(value)
f.write(json_str)
f.close()
def load(key, default = None):
filename = '/' + key + '.json'
try:
f = open(filename)
json_str = f.read()
value = json.loads(json_str)
f.close()
return value
except:
if default == None:
raise ValueError()
return default
save("key1", "123")
save("key2", "456")
print(load("key1"))
print(load("key2"))
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执行时间: 0.0095980167388916 seconds