kfp-tekton/sdk/python/tests/compiler/testdata/condition_sample.py

63 lines
1.9 KiB
Python
Executable File

# Copyright 2020 kubeflow.org
#
# 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 import dsl
from kfp import components
def random_num(low: int, high: int) -> int:
"""Generate a random number between low and high."""
import random
result = random.randint(low, high)
print(result)
return result
def flip_coin() -> str:
"""Flip a coin and output heads or tails randomly."""
import random
result = 'heads' if random.randint(0, 1) == 0 else 'tails'
print(result)
return result
def print_msg(msg: str):
"""Print a message."""
print(msg)
flip_coin_op = components.create_component_from_func(
flip_coin, base_image='python:alpine3.6')
print_op = components.create_component_from_func(
print_msg, base_image='python:alpine3.6')
random_num_op = components.create_component_from_func(
random_num, base_image='python:alpine3.6')
@dsl.pipeline(
name='conditional-execution-pipeline',
description='Shows how to use dsl.Condition().'
)
def flipcoin_pipeline():
flip = flip_coin_op()
with dsl.Condition(flip.output != 'hey'):
random_num_head = random_num_op(6, 9)
with dsl.Condition(random_num_head.output > 5):
print_op('heads and %s > 5!' % random_num_head.output)
if __name__ == '__main__':
from kfp_tekton.compiler import TektonCompiler
TektonCompiler().compile(flipcoin_pipeline, __file__.replace('.py', '.yaml'))