pipelines/samples/core/condition/condition.py

52 lines
1.5 KiB
Python

# Copyright 2021 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.
from kfp.deprecated import components
from kfp.deprecated import dsl
from kfp.deprecated import compiler
def flip_coin(force_flip_result: str = '') -> str:
"""Flip a coin and output heads or tails randomly."""
if force_flip_result:
return force_flip_result
import random
result = 'heads' if random.randint(0, 1) == 0 else 'tails'
return result
def print_msg(msg: str):
"""Print a message."""
print(msg)
flip_coin_op = components.create_component_from_func(flip_coin)
print_op = components.create_component_from_func(print_msg)
@dsl.pipeline(name='condition')
def condition(text: str = 'condition test', force_flip_result: str = ''):
flip1 = flip_coin_op(force_flip_result)
print_op(flip1.output)
with dsl.Condition(flip1.output == 'heads'):
flip2 = flip_coin_op()
print_op(flip2.output)
print_op(text)
if __name__ == '__main__':
compiler.Compiler().compile(condition, __file__ + '.yaml')