Json與pickle資料序列化181031
阿新 • • 發佈:2018-10-31
json序列化
json是Python,Java等語言通用的,但是隻能序列化簡單的資料型別
# Author:Li Dongfei
import json
info = {
"name":"dongfei",
"age":"24"
}
f = open("test.txt","w")
f.write(json.dumps(info))
f.close()
json反序列化
# Author:Li Dongfei import json f = open("test.txt","r") data = json.loads(f.read()) print(data["name"])
pickle序列化
只有Python內部支援pickle
# Author:Li Dongfei
import pickle
def f1():
print("hello")
info = {
"name":"dongfei",
"age":"24",
"func":f1
}
f = open("test2.txt","wb")
f.write(pickle.dumps(info)) # == pickle.dump(info,f)
f.close()
pickle反序列化
# Author:Li Dongfei import pickle def f1(): print("hello") f = open("test2.txt","rb") data = pickle.loads(f.read()) # == pickle.load(f) print(data["func"]())
注意:雖然可以dump多次,但是隻能load一次,所以只需要dump一次