python 读取json文件
时间:2022-10-30 03:30:00
import json json_data = """{
"favourite":{
"bkmrk":{
"id1490843709594066":{
"guid":"904eff52277f403b89f6410fe2758646.11", "lcate":"1" }, "id1490843712805183":{
"guid":"58457f60eca64025bc43a978f9c98345.16", "lcate":"2" }, "id149084371467327":{
"guid":"a0f907f9dc8b40f689b083f3eba7228b.16", "lcate":"3" }, "id1490843716295393":{
"guid":"eb75d929455e468bb712e7bc2025d11a.16", "lcate":"4" } } } }""" data = json.loads(json_data) for v in data['favourite']['bkmrk'].values(): print("%s;%s" % (v['lcate'], v['guid']))
输出
1;904eff52277f403b89f6410fe2758646.11 2;58457f60eca64025bc43a978f9c98345.16 3;a0f907f9dc8b40f689b083f3eba7228b.16 4;eb75d929455e468bb712e7bc2025d11a.16
取出特定数据
import json with open("./1.json",'r',encoding='utf8') as fp: json_data = json.load(fp) print('这是文件中的json数据:',json_data)
print('这是读取到文件数据的数据类型:', type(json_data))
for v in json_data['tianqi'].values():
print(v)
# 取出特定数据
print("%s,%s"%(v['filename'],v['variable']))
输出
{
'filename': 'at0101.07422', 'variable': '气温', 'Highest_temp': '最高气温', 'Lowest_temp': '最低气温'}
at0101.07422,气温
{
'filename': 'bp0101.07422', 'variable': '气压', 'Highest_pre': '最高气压', 'Lowest_pre': '最低气压'}
bp0101.07422,气压
{
'filename': 'hu0101.07422', 'variable': '相对湿度', 'Highest_h': '最大相对湿度', 'Lowest_h': '最低相对湿度'}
hu0101.07422,相对湿度