Core mojo API for python.

third_party/cython/cp_python_binary_modules.py

+# Copyright 2014 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 os
+import shutil
+import sys
+
+def touch(fname):
+  if os.path.exists(fname):
+    os.utime(fname, None)
+  else:
+    open(fname, 'a').close()
+
+def main():
+  """Command line utility to copy python binary modules to the correct package
+  hierarchy.
+  """
+  parser = argparse.ArgumentParser(
+      description='Copy python binary modules to the correct package '
+                  'hierarchy.')
+  parser.add_argument('timestamp', help='The timetsamp file.')
+  parser.add_argument('lib_dir', help='The directory containing the modules')
+  parser.add_argument('destination_dir',
+                      help='The destination directory of the module')
+  parser.add_argument('mappings', nargs='+',
+                      help='The mapping from module to library.')
+  opts = parser.parse_args()
+
+  if not os.path.exists(opts.destination_dir):
+    os.makedirs(opts.destination_dir)
+
+  for mapping in opts.mappings:
+    [module, library] = mapping.split('=')
+    shutil.copy(os.path.join(opts.lib_dir, library),
+                os.path.join(opts.destination_dir, module))
+
+  touch(opts.timestamp)
+
+if __name__ == '__main__':
+  main()