39 lines
1.4 KiB
Python
39 lines
1.4 KiB
Python
# Copyright 2019 Apex.AI, Inc.
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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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"""Module for trace analysis command extension implementation."""
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from ros2cli.command import add_subparsers_on_demand
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from ros2cli.command import CommandExtension
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class TraceAnalysisCommand(CommandExtension):
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"""Analyze traces to extract useful execution data."""
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def add_arguments(self, parser, cli_name):
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self._subparser = parser
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# get verb extensions and let them add their arguments
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add_subparsers_on_demand(
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parser, cli_name, '_verb', 'ros2trace_analysis.verb', required=False)
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def main(self, *, parser, args):
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if not hasattr(args, '_verb'):
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# in case no verb was passed
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self._subparser.print_help()
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return 0
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extension = getattr(args, '_verb')
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# call the verb's main method
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return extension.main(args=args)
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