code: def exists(self, queue_name, timeout=None):
          '''
          Returns a boolean indicating whether the queue exists.
  
          :param str queue_name:
              The name of queue to check for existence.
          :param int timeout:
              The server timeout, expressed in seconds.
          :return: A boolean indicating whether the queue exists.
          :rtype: bool
          '''
          try:
              self.get_queue_metadata(queue_name, timeout=timeout)
              return True
          except AzureHttpError as ex:
              _dont_fail_not_exist(ex)
              return Falsf exists(self, queue_name, timeout=None):
          '''
          Returns a boolean indicating whether the queue exists.
  
          :param str queue_name:
              The name of queue to check for existence.
          :param int timeout:
              The server timeout, expressed in seconds.
          :return: A boolean indicating whether the queue exists.
          :rtype: bool
          '''
          try:
              self.get_queue_metadata(queue_name, timeout=timeout)
              return True
          except AzureHttpError as ex:
              _dont_fail_not_exist(ex)
              return False
docs: Returns a boolean indicating whether the queue exists.
  
          :param str queue_name:
              The name of queue to check for existence.
          :param int timeout:
              The server timeout, expressed in seconds.
          :return: A boolean indicating whether the queue exists.
          :rtype: bool