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ea2e330e43
Apply rules set by https://gerrit-review.googlesource.com/c/git-repo/+/362954/ across the codebase and fix any lingering errors caught by flake8. Also check black formatting in run_tests (and CQ). Bug: b/267675342 Change-Id: I972d77649dac351150dcfeb1cd1ad0ea2efc1956 Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/363474 Reviewed-by: Mike Frysinger <vapier@google.com> Tested-by: Gavin Mak <gavinmak@google.com> Commit-Queue: Gavin Mak <gavinmak@google.com>
50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
# Copyright (C) 2021 The Android Open Source Project
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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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"""This module contains functions used to fetch files from various sources."""
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import subprocess
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import sys
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from urllib.parse import urlparse
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from urllib.request import urlopen
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def fetch_file(url, verbose=False):
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"""Fetch a file from the specified source using the appropriate protocol.
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Returns:
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The contents of the file as bytes.
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"""
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scheme = urlparse(url).scheme
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if scheme == "gs":
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cmd = ["gsutil", "cat", url]
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try:
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result = subprocess.run(
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cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, check=True
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)
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if result.stderr and verbose:
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print(
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'warning: non-fatal error running "gsutil": %s'
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% result.stderr,
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file=sys.stderr,
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)
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return result.stdout
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except subprocess.CalledProcessError as e:
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print(
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'fatal: error running "gsutil": %s' % e.stderr, file=sys.stderr
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)
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sys.exit(1)
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with urlopen(url) as f:
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return f.read()
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