importtimefrom pay importAliPayclassAlipayApi(object):def __init__(self, app_id, notify_url, return_url, merchant_private_key_path, alipay_public_key_path,debug):""":param app_id:

:param notify_url:支付宝post回调地址，用来修改订单信息

:param return_url:支付宝get回调地址，用来给用户展示

:param merchant_private_key_path:商户的私钥

:param alipay_public_key_path:支付宝的公钥"""self.app_id=app_id

self.notify_url=notify_url

self.return_url=return_url

self.merchant_private_key_path=merchant_private_key_path

self.alipay_public_key_path=alipay_public_key_path

self.debug=debug

self.alipay=AliPay(

appid=app_id,

app_notify_url=notify_url,

return_url=return_url,

app_private_key_path=merchant_private_key_path,

alipay_public_key_path=alipay_public_key_path, #支付宝的公钥，验证支付宝回传消息使用，不是你自己的公钥

debug=debug, #默认False,

)defgetAlipayPage(self,subject,total_amount,out_trade_no,):""":param subject: 商品简单描述

:param total_amount: 交易总金额(单位: 元 保留俩位小数)

:param out_trade_no: 商户订单号

:return: 支付宝支付页面"""query_params=self.alipay.direct_pay(

subject=subject,

out_trade_no=out_trade_no,

total_amount=total_amount,

)ifself.debug:

pay_url= "https://openapi.alipaydev.com/gateway.do?{}".format(query_params)else:

pay_url= "https://openapi.alipay.com/gateway.do?{}".format(query_params)returnpay_urldefalipayCallbackPost(self,body_str):""":param body_str: post回调的数据

:return:"""

from urllib.parse importparse_qs

post_data=parse_qs(body_str)

post_dict={}for k, v inpost_data.items():

post_dict[k]=v[0]#做二次验证

sign = post_dict.pop('sign', None)#通过调用alipay的verify方法去认证

status =self.alipay.verify(post_dict, sign)ifstatus:#修改自己订单状态

returnTrueelse:returnFalsedefalipayCallbackGet(self,params):""":param params: get回调的数据

:return:"""dic_params= {k: v for k, v inparams.items()}

sign= dic_params.pop('sign', None)

status=self.alipay.verify(dic_params, sign)ifstatus:returnTrueelse:returnFalseif __name__ == '__main__':

app_id= "填写自己的"notify_url= "填写自己的"return_url= "填写自己的"merchant_private_key_path= "app_private_2048.txt"alipay_public_key_path= "alipay_public_2048.txt"ali=AlipayApi(app_id=app_id,

notify_url=notify_url,

return_url=return_url,

merchant_private_key_path=merchant_private_key_path,

alipay_public_key_path=alipay_public_key_path,

debug=True)

subject="充气娃娃"out_trade_no="OFG"+str(time.time())

total_amount=1000url=ali.getAlipayPage(subject=subject,out_trade_no=out_trade_no,total_amount=total_amount)print(url)