Python发送get、post请求

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import json import requests #获取北京天气 # #url= "https://wis.qq.com/weather/common?source=xw&weather_type=forecast_1h|forecast_24h|index|alarm|limit|tips&province=北京&city=北京&county=昌平区" #req = requests.get(url)# 发送请求 #print(req.text)# 得到的是json格式 #print(req.json)# 得到的是字典格式 #print(type(req.text)) #print(type(req.json))   #发送post请求,登录并将个人信息保存到本地 url = "https://api.apiopen.top/developerLogin" data = {'name':'xxx','passwd':'xxx'} 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 filename = 'D:/write_data.txt' with open(filename,'w') as f:     f.write(str(req.json())+"\n") print(req.json())   #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(req.json())   #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(res.json())   # 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(req.json())   #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 = r.json() # 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()