| Index: build/print_python_deps.py
|
| diff --git a/build/print_python_deps.py b/build/print_python_deps.py
|
| new file mode 100755
|
| index 0000000000000000000000000000000000000000..da83684dd21336043ff903d517e75c47beaee90f
|
| --- /dev/null
|
| +++ b/build/print_python_deps.py
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| @@ -0,0 +1,70 @@
|
| +#!/usr/bin/env python
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| +# Copyright 2016 The Chromium Authors. All rights reserved.
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| +# Use of this source code is governed by a BSD-style license that can be
|
| +# found in the LICENSE file.
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| +
|
| +"""Prints all non-system dependencies for the given module.
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| +
|
| +The primary use-case for this script is to genererate the list of python modules
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| +required for .isolate files.
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| +"""
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| +
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| +import argparse
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| +import imp
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| +import os
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| +import pipes
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| +import sys
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| +
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| +# Don't use any helper modules, or else they will end up in the results.
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| +
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| +
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| +_SRC_ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
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| +
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| +
|
| +def ComputePythonDependencies(root):
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| + """Gets the paths of imported non-system python modules.
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| +
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| + A path is assumed to be a "system" import if it is outside of chromium's
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| + src/. The paths will be relative to the current directory.
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| + """
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| + module_paths = (m.__file__ for m in sys.modules.values()
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| + if m and hasattr(m, '__file__'))
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| +
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| + src_paths = set()
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| + for path in module_paths:
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| + if path == __file__:
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| + continue
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| + path = os.path.abspath(path)
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| + if not path.startswith(_SRC_ROOT):
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| + continue
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| +
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| + if path.endswith('.pyc'):
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| + path = path[:-1]
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| + src_paths.add(os.path.relpath(path, root))
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| +
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| + return sorted(src_paths)
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| +
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| +
|
| +def main():
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| + parser = argparse.ArgumentParser(
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| + description='Prints all non-system dependencies for the given module.')
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| + parser.add_argument('module',
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| + help='The python module to analyze.')
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| + parser.add_argument('--root', default='.',
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| + help='Directory to make paths relative to.')
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| + parser.add_argument('--output',
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| + help='Write output to a file rather than stdout.')
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| + options = parser.parse_args()
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| + sys.path.append(os.path.dirname(options.module))
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| + imp.load_source('NAME', options.module)
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| + out = open(options.output, 'w') if options.output else sys.stdout
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| + with out:
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| + out.write('# Generated by //build/print_python_deps.py\n')
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| + out.write('# root: //%s\n' % os.path.relpath(options.root, _SRC_ROOT))
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| + out.write('# target: //%s\n' % os.path.relpath(options.module, _SRC_ROOT))
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| + for path in ComputePythonDependencies(options.root):
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| + out.write(path + '\n')
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| +
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| +
|
| +if __name__ == '__main__':
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| + sys.exit(main())
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|
|