y1chi commented on a change in pull request #12727:
URL: https://github.com/apache/beam/pull/12727#discussion_r493764637
##########
File path: sdks/python/apache_beam/options/pipeline_options.py
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@@ -1003,6 +1003,13 @@ def _add_argparse_args(cls, parser):
'environment. Choose the docker build engine of local docker '
'environment or google cloud build by passing the option '
'local_docker or cloud_build.'))
+ parser.add_argument(
+ '--prebuild_sdk_container_base_image',
+ default=None,
+ help=(
+ 'The base image to use when pre-building the sdk container image '
+ 'with dependencies, if not specified, the latest public '
Review comment:
I agree that we should use a nightly build and we can change to that if
we build those. Some context is that we may need to use this feature in some
runner v2 rolling upgrade test and building from dockerfile for the test seems
not applicable.
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