#!/usr/bin/env python
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
def describe(processor):
    processor.setDescription("Adds an attribute to your flow files")

def onInitialize(processor):
  processor.setSupportsDynamicProperties()

def onTrigger(context, session):
  flow_file = session.get()
  if flow_file is not None:
    flow_file.addAttribute("Python attribute","attributevalue")
    session.transfer(flow_file, REL_SUCCESS)