python requests写post和get请求

import requests

def test_huo_qu_ke_fu_phone():#获取客服电话
    url='http://ip/auth/app/whiteApi/v1/getServicePhone'
    a= requests.request("get",url)
    return a.text

def test_huo_qu_yan_zhen_ma(contactPhone):#获取短信验证码-只要手机号参数
    url='http://ip/auth/app/whiteApi/v1/getCheckCode'
    data={"contactPhone": contactPhone,"userName": ""}
    headers = {'Content-Type': 'application/json;charset=UTF-8'}#请求头
    a= requests.request("post",url,json=data,headers=headers)
    return a.json()