text: from deepd.aliyun.api.gateway.sdk.common import constant
  
  
  class Request:
      content_md5 = "Content-MD5"
      content_length = "Content-Length"
      content_type = "Content-Type"
  
      def __init__(self, host=None, protocol=constant.HTTP, headers={}, url=None, method=None, time_out=None):
          self.__host = host
          self.__url = url
          self.__method = method
          self.__time_out = time_out
          self.__headers = headers
          self.__body = None
          self.__content_type = None
          self.__query_str = None
          self.__protocol = protocol
  
      def get_protocol(self):
          return self.__protocol
  
      def set_protocol(self, protocol):
          self.__protocol = protocol
  
      def get_method(self):
          return self.__method
  
      def set_method(self, method):
          self.__method = method
  
      def get_host(self):
          return self.__host
  
      def set_host(self, host):
          self.__host = host
  
      def get_url(self):
          return self.__url
  
      def set_url(self, url):
          self.__url = url
  
      def get_time_out(self):
          return self.__time_out
  
      def set_time_out(self, time_out):
          self.__time_out = time_out
  
      def get_content_type(self):
          return self.__content_type
  
      def set_content_type(self, content_type):
          self.__content_type = content_type
  
      def get_headers(self):
          return self.__headers
  
      def set_headers(self, headers={}):
          self.__headers = headers
  
      def get_query_str(self):
          return self.__query_str
  
      def set_query_str(self, query_str=None):
          self.__query_str = query_str
  
      def set_body(self, body):
          self.__body = body
  
      def get_body(self):
          return self.__body
  