python常用操作

• json

import datetime
import json

res=json.loads(rs)
print(datetime.datetime.now(),'D01', res['data'])

• http-get

import requests

url = "www.baidu.com"

payload = {}
headers = {
  'Cookie': '123'
}

response = requests.request("GET", url, headers=headers, data = payload)

print(response.text.encode('utf8'))

• listdir

import os
for filename in os.listdir(r'.'):
    print filename
    os.rename(filename,filename.replace(' ','_'))