72 lines
2.3 KiB
Python
Executable File
72 lines
2.3 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright (C) 2019 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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"""Simple wrapper to run warn_common with Python standard Pool."""
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import multiprocessing
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import signal
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import sys
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# pylint:disable=relative-beyond-top-level,no-name-in-module
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# suppress false positive of no-name-in-module warnings
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from . import warn_common as common
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def classify_warnings(args):
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"""Classify a list of warning lines.
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Args:
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args: dictionary {
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'group': list of (warning, link),
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'project_patterns': re.compile(project_list[p][1]),
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'warn_patterns': list of warn_pattern,
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'num_processes': number of processes being used for multiprocessing }
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Returns:
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results: a list of the classified warnings.
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"""
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results = []
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for line, link in args['group']:
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common.classify_one_warning(line, link, results, args['project_patterns'],
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args['warn_patterns'])
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# After the main work, ignore all other signals to a child process,
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# to avoid bad warning/error messages from the exit clean-up process.
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if args['num_processes'] > 1:
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signal.signal(signal.SIGTERM, lambda *args: sys.exit(-signal.SIGTERM))
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return results
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def create_and_launch_subprocesses(num_cpu, classify_warnings_fn, arg_groups,
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group_results):
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"""Fork num_cpu processes to classify warnings."""
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pool = multiprocessing.Pool(num_cpu)
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for cpu in range(num_cpu):
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proc_result = pool.map(classify_warnings_fn, arg_groups[cpu])
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if proc_result is not None:
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group_results.append(proc_result)
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return group_results
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def main():
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"""Old main() calls new common_main."""
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use_google3 = False
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common.common_main(use_google3, create_and_launch_subprocesses,
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classify_warnings)
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if __name__ == '__main__':
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main()
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