59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# Copyright 2018 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Toy example demonstrating how to specify imagepullsecrets to access protected
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container registry.
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"""
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import kfp
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import kfp.dsl as dsl
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from kubernetes import client as k8s_client
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class GetFrequentWordOp(dsl.ContainerOp):
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"""A get frequent word class representing a component in ML Pipelines.
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The class provides a nice interface to users by hiding details such as container,
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command, arguments.
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"""
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def __init__(self, name, message):
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"""Args:
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name: An identifier of the step which needs to be unique within a pipeline.
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message: a dsl.PipelineParam object representing an input message.
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"""
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super(GetFrequentWordOp, self).__init__(
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name=name,
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image='python:3.5-jessie',
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command=['sh', '-c'],
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arguments=['python -c "from collections import Counter; '
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'words = Counter(\'%s\'.split()); print(max(words, key=words.get))" '
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'| tee /tmp/message.txt' % message],
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file_outputs={'word': '/tmp/message.txt'})
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@dsl.pipeline(
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name='Save Most Frequent',
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description='Get Most Frequent Word and Save to GCS'
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)
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def save_most_frequent_word(message: str):
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"""A pipeline function describing the orchestration of the workflow."""
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counter = GetFrequentWordOp(
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name='get-Frequent',
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message=message)
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# Call set_image_pull_secrets after get_pipeline_conf().
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dsl.get_pipeline_conf()\
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.set_image_pull_secrets([k8s_client.V1ObjectReference(name="secretA")])
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if __name__ == '__main__':
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kfp.compiler.Compiler().compile(save_most_frequent_word, __file__ + '.yaml')
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