Python--Get and Post

#python3 get and post 简单封装

from urllib import request, parseimport json

def RequestMethod(methodR, url, data_dict, headers_dict):        if methodR == ‘GET‘:            req = request.Request            if data_dict:                data_str = parse.urlencode(data_dict)                url_str = url + ‘?‘ + data_str                if headers_dict:                    req = request.Request(url_str,headers=headers_dict)                else:                    req = request.Request(url_str)            else:                if headers_dict:                    req = request.Request(url, headers=headers_dict)                else:                    req = request.Request(url)            with request.urlopen(req) as response:                result = json.loads(response.read())            return result        elif methodR == ‘POST‘:            req = request.Request            data_str = parse.urlencode(data_dict).encode(‘utf-8‘)            if headers_dict:                req = request.Request(url, data=data_str, headers=headers_dict)            else:                req = request.Request(url, data=data_str)            with request.urlopen(req) as response:                result = json.loads(response.read())            return result        else:            raise ‘error‘