wxapi.py 文件源码

def wx_sign_for_pay(params):
    content = '&'.join(['%s=%s' % (key, params[key]) for key in sorted(params) if params[key] is not None and params[key] is not ''])
    content += '&key=' + settings.WEIXIN_KEY
    return hashlib.md5(content.encode('utf-8')).hexdigest().upper()