requests库的post请求

requests库的post请求

#coding:utf-8
import requests
import json

class Trans(object):
    def __init__(self, word):
        self.url = 'http://fanyi.baidu.com/v2transapi'
        self.headers = {
            'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36'
        }
        self.post_data = {
            'from': 'zh',
            'to': 'en',
            'query': word,
            'transtype': 'translang',
            'simple_means_flag': 3
        }

    def get_data(self):
        response = requests.post(self.url, headers=self.headers, data=self.post_data)
        return response.content#.decode()

    def parse_data(self, data):
        # 将json字符串转换成Python字典
        dict_data = json.loads(data)

        # 使用键提取翻译结果
        result = dict_data['trans_result']['data'][0]['dst']
        print (result)

    def run(self):
        # 构建url]
        # 构建请求头
        # 构建post数据
        # 发送请求获取响应
        data = self.get_data()

        # 解析响应
        self.parse_data(data)

if __name__ == '__main__':
    trans = Trans('深圳')
    trans.run()