import requests
import json

发送get请求并得到结果

url = 'http://api.nnzhp.cn/api/user/stu_info?stu_name=aaa '#请求接口
req = requests.get(url)#发送请求
print(req.text)#获取请求，得到的是json格式
print(json.loads(req.text))#获取请求，得到的是字典格式
print(type(req.text))
print(type(json.loads(req.text))

发送post请求,注册接口

url = 'http://api.nnzhp.cn/api/user/user_reg'
data = {'username':'mpp0130','pwd':'Mp123456','cpwd':'Mp123456'}
req = requests.post(url,data)#发送post请求，第一个参数是URL，第二个参数是请求数据
print(json.loads(req.text))

入参是json

url = 'http://api.nnzhp.cn/api/user/add_stu'
data = {'name':'mapeipei','grade':'Mp123456','phone':15601301234}
req = requests.post(url,json=data)
print(json.loads(req.text))

添加header

url = 'http://api.nnzhp.cn/api/user/all_stu'
header = {'Referer':'http://api.nnzhp.cn/'}
res = requests.get(url,headers=header)
print(json.loads(req.text))

添加cookie

url = 'http://api.nnzhp.cn/api/user/gold_add'
data = {'stu_id':231,'gold':123}
cookie = {'niuhanyang':'7e4c46e5790ca7d5165eb32d0a895ab1'}
req = requests.post(url,data,cookies=cookie)
print(json.loads(req.text))

上传文件

url = 'http://api.nnzhp.cn/api/file/file_upload'
f = open(r'E:\besttest\te\python-mpp\day7\练习\11.jpg','rb')
r = requests.post(url,files={'file':f})
users_dic = json.loads(r.text)
print(users_dic)

下载文件

url = 'http://www.besttest.cn/data/upload/201710/f_36b1c59ecf3b8ff5b0acaf2ea42bafe0.jpg'
r = requests.get(url)
print(r.status_code)#获取请求的状态码
print(r.content)#获取返回结果的二进制格式
fw = open('mpp.jpg','wb')
fw.write(r.content)
fw.close()

#把浏览器页面下载到本地 保存网页，可以理解为简单的爬虫工具

url='http://www.nnzhp.cn/archives/630'
r = requests.get(url)
f = open('nnzhp.html','wb')
f.write(r.content)
f.close()