1)json.dumps()
将一个Python数据类型dict进行json格式的编码(字典->字符串)
eg:
age_dict = {'age1':'12', 'age2':'15'}
json_info = json.dumps(age_dict)
print("json_info = {}".format(json_info))
print("json_info type = {}".format(type(json_info)))
2)json.loads()
将json格式数据转换为dict(字符串->字典)
json_age ='{"age1": "12", "age2": "15"}'
dict_age = json.loads(json_info)
print("json_age = {}".format(json_age))
print("dict_age type = {}".format(str(type(dict_age))))
3)json.load()
读取文件,将里json格式字符串转化为dict
with open(test.json, 'r') as file:
contents = json.load(file)
print(contents)
4)json.dump()
将dict类型转换为json格式字符串,存入文件
number = [1, 2, 3, 5]
file = 'number.json'
with open(file , 'w') as file:
json.dump(number, file)
# 方法1:json库import json
with open(r"json文件的完整路径","r",encoding="utf8") as f:
mydata=json.load(f)#行首缩进
#方法2:复制保存为".py"格式文件
import shutil
import os
pth=os.getcwd()
shutil.copy(r"json文件完整路径",os.path.join(pth+"/","mydata_json.py")#将json数据赋值给data,即:data=json格式数据,然后以"mydata_json.py"保存在当前python文件所在目录下
import mydata_json#导入数据即可调用
mydata=mydata_json.data
#方法3:pandas.read_json
import pandas as pd
mydata =
pd.read_json(r"json所在完整路径")