#!/usr/bin/env python3
# Copyright 2019 The Kubeflow Authors
#
# Licensed 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.


import kfp.deprecated.components as comp
from kfp.deprecated import dsl, compiler


@comp.create_component_from_func
def print_op(msg: str):
  """Print a message."""
  print(msg)


def add_annotation(op):
  op.add_pod_annotation(name='hobby', value='football')
  return op


@dsl.pipeline(
  name='pipeline-transformer',
  description='The pipeline shows how to apply functions to all ops in the pipeline by pipeline transformers'
)
def transform_pipeline():
  op1 = print_op('hey, what are you up to?')
  op2 = print_op('train my model.')
  dsl.get_pipeline_conf().add_op_transformer(add_annotation)

if __name__ == '__main__':
  compiler.Compiler().compile(transform_pipeline, __file__ + '.yaml')
