requests模块（请求接口）

下面分别是get,post,入参json,添加cookie,添加header,上传/下载文件 的接口请求举例：

import requests   #导入模块

#1.发get请求

url = 'http://api.xx**.cn/api/xx/stu_info'

data = {'stu_name':'xx'}  #请求数据

req = requests.get(url,params=data)   #发get请求

print(req.json())  #返回字典类型

print(req.text())  #返回string,json串

#2.发post请求

url = 'http://api.xx**.cn/api/xx/login'

data = {'username':'lyl','passwd':'23456'} #请求数据

req = requests.post(url,data)  #发post请求

print(req.json())  #返回json串

#3.入参是json类型的

import random
# phone=random.randint(10000000000,99999999999)
url='http://api.xx**.cn/api/xx/add_stu'
data = {
　　"name":"小1",
　　"grade":"天蝎座",
　　"phone":phone,
　　"sex":"男",
　　"age":28,
　　"addr":"河南省济源市北海大道32号"
　　}
req = requests.post(url,json=data)   #请求数据
print(req.json())

#4、添加cookie
url = 'http://api.xx**.cn/api/xxx/gold_add'
data = {'stu_id':468,'gold':10000}
djl = {'fancy':'337ca4cc825302b3a8791ac7f9dc4bc6'}
req = requests.post(url,data,cookies=djl)
print(req.json())

#5.添加header

url = 'http://api.xx**.cn/api/xxx/all_stu'
header = {
'Referer':'http://api.xx**.cn/'
 }
req = requests.get(url,headers=header)
print(req.json())

#6、上传文件
url= 'http://api.xx**.cn/api/file/file_upload'
data = {
'file':open(r'C:UsersxxddengDesktop图6bd9026dt935575932465&690.jpg','rb')
 }
req= requests.post(url,files=data)
print(req.json())

#7、下载文件
url = 'http://up.mcyt.net/?down/46779.mp3'
req = requests.get(url)
fw = open('aaa.mp3','wb')
fw.write(req.content)