| #!/usr/bin/env python |
| # Copyright 2016 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import argparse |
| import json |
| import sys |
| import os |
| |
| tracing_path = os.path.abspath(os.path.join( |
| os.path.dirname(os.path.realpath(__file__)), '..')) |
| sys.path.append(tracing_path) |
| from tracing_build import render_histograms_viewer |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser( |
| description='Extract HistogramSet JSON from results.html.', |
| add_help=False) |
| parser.add_argument('html_path', metavar='HTML_PATH', |
| help='HTML file path (input).') |
| parser.add_argument('json_path', metavar='JSON_PATH', |
| help='JSON file path (input/output).') |
| parser.add_argument('-h', '--help', action='help', |
| help='Show this help message and exit.') |
| args = parser.parse_args() |
| |
| histograms = render_histograms_viewer.ReadExistingResults( |
| open(args.html_path, 'r').read()) |
| if os.path.exists(args.json_path): |
| histograms.extend(json.load(open(args.json_path, 'r'))) |
| json.dump(histograms, open(args.json_path, 'w')) |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |