52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
# Copyright 2018 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.dsl as dsl
|
|
|
|
|
|
class FlipCoinOp(dsl.ContainerOp):
|
|
|
|
def __init__(self, name):
|
|
super(FlipCoinOp, self).__init__(
|
|
name=name,
|
|
image='python:alpine3.6',
|
|
command=['sh', '-c'],
|
|
arguments=[
|
|
'python -c "import random; result = \'heads\' if random.randint(0,1) == 0 '
|
|
'else \'tails\'; print(result)" | tee /tmp/output'
|
|
],
|
|
file_outputs={'output': '/tmp/output'})
|
|
|
|
|
|
class PrintOp(dsl.ContainerOp):
|
|
|
|
def __init__(self, name, msg):
|
|
super(PrintOp, self).__init__(
|
|
name=name, image='alpine:3.6', command=['echo', msg])
|
|
|
|
|
|
@dsl.pipeline(
|
|
name='pipeline flip coin', description='shows how to use dsl.Condition.')
|
|
def flipcoin():
|
|
flip = FlipCoinOp('flip')
|
|
|
|
with dsl.Condition(flip.output == 'heads'):
|
|
flip2 = FlipCoinOp('flip-again')
|
|
|
|
with dsl.Condition(flip2.output == 'tails'):
|
|
PrintOp('print1', flip2.output)
|
|
|
|
with dsl.Condition(flip.output == 'tails'):
|
|
PrintOp('print2', flip2.output)
|