[Python知识库]python 读写yaml

学习目标：

读、写yaml文件

yaml文件格式：

提示：请看下方代码！

auth.login:
  data:
    name: '18888888883'
    password: jnyj123456
  url: https://XXXX-api-XXXX.zje.com/auth/login
headers:
  Accept: '*/*'
  Accept-Encoding: gzip, deflate, br
  Accept-Language: zh-CN,zh;q=0.9
  Connection: keep-alive
  Content-Length: '46'
  Content-type: application/json
  Host: dexin-api-test.zje.com
  Origin: https://XXXX-spa-XXX.zje.com
  Referer: https://XXXX-spa-XXX.zje.com/
  Sec-Fetch-Dest: empty
  Sec-Fetch-Mode: cors
  Sec-Fetch-Site: same-site
  User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML,
    like Gecko) Chrome/98.0.4758.80 Safari/537.36
  authorization: Bearer
  sec-ch-ua: '" Not A;Brand";v="33"
  sec-ch-ua-mobile: ?0000
  sec-ch-ua-platform: macOSis

学习产出：

提示：请看下方代码！

class OpenYaml(object):

    def __init__(self):
        self.file_path = os.path.join(route("/DataYaml/yaml.yaml"))  # 拼接读取的文件路径

    def open(self, *args):
        '''
           args[0]: 字典名称
           args[1]: 字段值
           读取文件
        '''
        try:
            if len(args) == 2:  # 根据传值判断执行内容
                with open(self.file_path, "r") as f:  # 读取yaml
                    Json = f.read()  # 获取yaml
                    Dict = yaml.safe_load(Json)[args[0]]  # 提取制定内容
                if args[1] in Dict.keys():  # 判断key是否存在
                    logs.info(f"yaml文件，查找内容成功，内容：{Dict[args[1]]}")
                    return Dict[args[1]]
                else:
                    print(f"对应字段{args[1]}不存在...")
                    logs.info(f"对应字段{args[1]}不存在...")
            elif len(args) > 2:
                print("传参超过限时！传入3个以下字段...")
            else:
                with open(self.file_path, "r") as f:
                    Json = f.read()
                    Dict = yaml.safe_load(Json)[args[0]]
                return Dict
        except Exception as e:
            print(f'读取yaml文件，报错：{e}')
            logs.info(f'读取yaml文件，报错：{e}')

    def Wri_file(self, *args):

        '''
        :param args: args[0] 接口字段、args[1] key、 args[2] value
        :return: None
        把字段写入yaml
        '''
        try:
            with open(self.file_path, encoding="utf-8") as f:  # 读取文件
                data = yaml.load(f.read(), Loader=yaml.FullLoader)  # 获取读取内容
            print(data[args[0]])
            if data is not None:  # 判断读取内容是否为空
                if str(data[args[0]][args[1]]) in str(data[args[0]]):  # 判断name是否存在在dict
                    data[args[0]][args[1]] = args[2]
                    with open(self.file_path, 'w', encoding="utf-8") as f:  # 写入
                        yaml.dump(data, stream=f, allow_unicode=True)
                else:
                    print("写入文件的字段不存在！写入失败...")
            else:
                logs.info("写入文件的返回值为空！不能写入...")
        except Exception as y:
            logs.info(f"写入文件失败：{y}")


if __name__ == "__main__":
    OpenYaml().Wri_file("headers", "Content-Length", "22")
	OpenYaml().open("auth.login", "data")