code: def _prep_bins():
      
  
      from os import path
      from sys import platform, maxsize
      from shutil import copy
      bit_suffix = "-x86_64" if maxsize > 2**32 else "-x86"
      package_root = path.abspath(path.dirname(__file__))
      prebuilt_path = path.join(package_root, "prebuilt", platform + bit_suffix)
      config = {"MANIFEST_DIR": prebuilt_path}
      try:
          execfile(path.join(prebuilt_path, "manifest.pycfg"), config)
      except IOError:
          return  # there are no prebuilts for this platform - nothing to do
      files = map(lambda x: path.join(prebuilt_path, x), config["FILES"])
      for prebuilt_file in files:
          try:
              copy(path.join(prebuilt_path, prebuilt_file), package_root)
          except IOError:
              pass
docs: Support for running straight out of a cloned source directory instead
      of an installed distribution