58 lines
1.7 KiB
Python
Executable File
58 lines
1.7 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright 2019 The Kubeflow Authors
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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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import kfp.deprecated as kfp
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from kfp.deprecated import dsl, compiler
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def gcs_download_op(url):
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return dsl.ContainerOp(
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name='GCS - Download',
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image='google/cloud-sdk:279.0.0',
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command=['sh', '-ce'],
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arguments=['gsutil cp $0 $1 && cat $1', url, '/tmp/results.txt'],
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file_outputs={
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'data': '/tmp/results.txt',
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}
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)
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def echo_op(text):
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return dsl.ContainerOp(
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name='echo',
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image='library/bash:4.4.23',
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command=['sh', '-cex'],
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arguments=['echo "$0"', text],
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)
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@dsl.pipeline(
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name='Exit Handler',
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description=
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'Downloads a message and prints it. The exit handler will run after the pipeline finishes (successfully or not).'
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)
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def download_and_print(url='gs://ml-pipeline/shakespeare1.txt'):
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"""A sample pipeline showing exit handler."""
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exit_task = echo_op('exit!')
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with dsl.ExitHandler(exit_task):
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download_task = gcs_download_op(url)
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echo_task = echo_op(download_task.output)
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if __name__ == '__main__':
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compiler.Compiler().compile(download_and_print, __file__ + '.yaml')
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