人生苦短_我用Python_Try_Exception異常捕捉_007

# coding=utf-8

'''
request+try__異常處理
'''
import requests


class HttpRequests:
    def __init__(self, url, payload=None):
        self.url = url
        self.payload = payload

    def get_or_post(self, method):
        try:  # try裏面寫的是要監控的code
            if method.upper() == 'GET':
                r = requests.get(self.url)
                res_get = r.text
                return res_get
            elif method.upper() == 'POST':
                self.payload = {'user': 'admin', 'pwd': '123456'}
                r = requests.post(self.url, data=self.payload)
                res_post = r.text
                return res_post
            else:
                return '請求的方式不存在......'
        except Exception as e:  # 捕捉異常
            print('請求失敗,出現的錯誤是%s ' % e)
            # 錯誤抓起來,而後代碼能夠繼續執行
            # try..Exception把異常信息獲取到,而且對異常進行處理
            raise e  # 把異常拋出,由於異常捕捉到,還要將這個異常跑出來,不拋的話程序將異常視爲正常,程序繼續運行!


if __name__ == '__main__':
    http_res = HttpRequests('http://www.baidu.com')
    print(http_res.get_or_post(1))