240 lines
7.7 KiB
Python
Executable File
240 lines
7.7 KiB
Python
Executable File
#!/usr/bin/env python3
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Process all of the release requests in changed files in the commit.
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"""
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import argparse
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import os.path
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import re
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import sys
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import subprocess
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import yaml
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# TODO(dhellmann): Instead of using a fixed list, look for the series
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# name -eol tag to determine that a series is closed.
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CLOSED_SERIES = set([
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'austin',
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'bexar',
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'cactus',
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'diablo',
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'essex',
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'folsom',
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'grizzly',
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'havana',
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'icehouse',
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'juno',
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'kilo',
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'liberty',
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'mitaka',
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'newton',
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])
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PRE_RELEASE_RE = re.compile('''
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\.(\d+(?:[ab]|rc)+\d*)$
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''', flags=re.VERBOSE | re.UNICODE)
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BINDIR = os.path.dirname(sys.argv[0])
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RELEASE_SCRIPT = os.path.join(BINDIR, 'release.sh')
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BRANCH_SCRIPT = os.path.join(BINDIR, 'make_branch.sh')
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def find_modified_deliverable_files(reporoot):
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"Return a list of files modified by the most recent commit."
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results = subprocess.check_output(
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['git', 'diff', '--name-only', '--pretty=format:', 'HEAD^'],
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cwd=reporoot,
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).decode('utf-8')
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filenames = [
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l.strip()
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for l in results.splitlines()
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if (l.startswith('deliverables/') and
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not l.endswith('series_status.yaml'))
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]
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return filenames
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def tag_release(repo, series_name, version, diff_start, hash,
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include_pypi_link, first_full_release, meta_data):
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print('Tagging {} in {}'.format(version, repo))
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try:
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subprocess.check_call(
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[RELEASE_SCRIPT, repo, series_name, version,
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diff_start, hash, include_pypi_link,
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first_full_release, meta_data]
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)
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except subprocess.CalledProcessError:
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# The error output from the script will be printed to
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# stderr, so we don't need to do anything else here.
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return 1
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return 0
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def make_branch(repo, name, ref):
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print('Branching {} in {}'.format(name, repo))
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try:
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subprocess.check_call([BRANCH_SCRIPT, repo, name, ref])
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except subprocess.CalledProcessError:
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# The error output from the script will be
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# printed to stderr, so we don't need to do
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# anything else here.
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return 1
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return 0
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def process_release_requests(reporoot, filenames, meta_data):
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"""Return a sequence of tuples containing the new versions.
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Return tuples containing (deliverable name, series name, version
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number, repository name, hash SHA, include pypi link, first full
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version)
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"""
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# Determine which deliverable files to process by taking our
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# command line arguments or by scanning the git repository
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# for the most recent change.
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deliverable_files = filenames
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if not deliverable_files:
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deliverable_files = find_modified_deliverable_files(
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reporoot
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)
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error_count = 0
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for basename in deliverable_files:
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print('Looking at changes in {}'.format(basename))
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filename = os.path.join(reporoot, basename)
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if not os.path.exists(filename):
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# The file must have been deleted, skip it.
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print(' {} was deleted'.format(basename))
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continue
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# The series name is part of the filename, rather than the file
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# body. That causes release.sh to be called with series="_independent"
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# for release:independent projects, and release.sh to use master branch
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# to evaluate fixed bugs.
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series_name = os.path.basename(
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os.path.dirname(os.path.abspath(filename))
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).lstrip('_')
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# If the series is closed, do not process the file. We're
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# likely updating old data in the releases repo and we do not
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# want to reprocess any old branches or tags.
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if series_name in CLOSED_SERIES:
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print(' {} skipping closed series'.format(filename))
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continue
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with open(filename, 'r', encoding='utf-8') as f:
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deliverable_data = yaml.load(f.read())
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deliverable_releases = deliverable_data.get('releases', [])
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# If there are no releases or branches listed in this file, skip it.
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if not deliverable_releases and not deliverable_data.get('branches'):
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print(' {} contains no releases nor branches, skipping'.format(
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basename))
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continue
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# Map the release version to the release contents so we can
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# easily get a list of repositories for stable branches.
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releases_by_version = {
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r['version']: r
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for r in deliverable_releases
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}
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# Determine whether announcements should include a PyPI
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# link. Default to no, for service projects, because it is
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# less irksome to fail to include a link to a thing that
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# exists than to link to something that does not.
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include_pypi_link = deliverable_data.get(
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'include-pypi-link',
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False,
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)
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include_pypi_link = 'yes' if include_pypi_link else 'no'
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if deliverable_releases:
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all_versions = {
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rel['version']: rel for rel in deliverable_data['releases']
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}
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version = deliverable_data['releases'][-1]['version']
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this_version = all_versions[version]
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final_versions = [
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r['version']
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for r in deliverable_data['releases']
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if not PRE_RELEASE_RE.search(r['version'])
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]
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first_full_release = 'yes' if (
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final_versions and
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this_version['version'] == final_versions[0]
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) else 'no'
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diff_start = this_version.get('diff-start', '-')
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# Tag releases.
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for project in this_version['projects']:
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error_count += tag_release(
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project['repo'], series_name, version,
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diff_start, project['hash'], include_pypi_link,
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first_full_release, meta_data,
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)
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# Create branches.
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for branch in deliverable_data.get('branches', []):
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location = branch['location']
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if isinstance(location, dict):
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for repo, sha in sorted(location.items()):
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error_count += make_branch(repo, branch['name'], sha)
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else:
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# Assume a single location string that is a valid
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# reference in the git repository.
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for proj in releases_by_version[location]['projects']:
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error_count += make_branch(
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proj['repo'], branch['name'], branch['location'],
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)
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return error_count
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--meta-data',
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help='extra metadata to add to the release tag',
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)
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parser.add_argument(
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'deliverable_file',
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nargs='*',
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help='paths to YAML files specifying releases',
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)
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parser.add_argument(
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'--releases-repo', '-r',
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default='.',
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help='path to the releases repository for automatic scanning',
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)
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args = parser.parse_args()
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return process_release_requests(
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args.releases_repo,
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args.deliverable_file,
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args.meta_data,
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)
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if __name__ == '__main__':
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sys.exit(main())
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