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| 1 #! /usr/bin/python | 1 #! /usr/bin/python |
| 2 # Copyright 2015 The Chromium Authors. All rights reserved. | 2 # Copyright 2015 The Chromium Authors. All rights reserved. |
| 3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
| 4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
| 5 | 5 |
| 6 """Convert trace output for Chrome. | 6 """Convert trace output for Chrome. |
| 7 | 7 |
| 8 Takes a loading trace from 'analyze.py log_requests' and outputs a zip'd json | 8 Takes a loading trace from 'analyze.py log_requests' and outputs a json file |
| 9 that can be loaded by chrome's about:tracing.. | 9 that can be loaded by chrome's about:tracing.. |
| 10 """ | 10 """ |
| 11 | 11 |
| 12 import argparse | 12 import argparse |
| 13 import gzip | |
| 14 import json | 13 import json |
| 15 | 14 |
| 16 if __name__ == '__main__': | 15 if __name__ == '__main__': |
| 17 parser = argparse.ArgumentParser() | 16 parser = argparse.ArgumentParser() |
| 18 parser.add_argument('input') | 17 parser.add_argument('input') |
| 19 parser.add_argument('output') | 18 parser.add_argument('output') |
| 20 args = parser.parse_args() | 19 args = parser.parse_args() |
| 21 with gzip.GzipFile(args.output, 'w') as output_f, file(args.input) as input_f: | 20 with file(args.output, 'w') as output_f, file(args.input) as input_f: |
| 22 events = json.load(input_f)['tracing_track']['events'] | 21 events = json.load(input_f)['tracing_track']['events'] |
| 23 json.dump({'traceEvents': events, 'metadata': {}}, output_f) | 22 json.dump({'traceEvents': events, 'metadata': {}}, output_f) |
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Chromium Code Reviews
Issue 1926513003:
clovis: about:tracing traces don't need to be gzipped. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master