code: def delete_logstore(self, project_name, logstore_name):
          
          headers = {}
          params = {}
          resource = "/logstores/" + logstore_name
          (resp, header) = self._send("DELETE", project_name, None, resource, params, headers)
          return DeleteLogStoreResponse(header, resp)
docs: delete log store
          Unsuccessful opertaion will cause an LogException.
  
          :type project_name: string
          :param project_name: the Project name 
  
          :type logstore_name: string
          :param logstore_name: the logstore name
  
          :return: DeleteLogStoreResponse
          
          :raise: LogException