setup.py 文件源码

def _compile_po_files (self):
    data_files = []

    # Don't install language files on win32
    if sys.platform == 'win32':
      return data_files

    PO_DIR = 'locales'
    for po in glob.glob (os.path.join(PO_DIR,'*.po')):
      lang = os.path.basename(po[:-3])
      mo = os.path.join('build', 'mo', lang, 'bluewho.mo')

      directory = os.path.dirname(mo)
      if not os.path.exists(directory):
        info('creating %s' % directory)
        os.makedirs(directory)

      if newer(po, mo):
        # True if mo doesn't exist
        cmd = 'msgfmt -o %s %s' % (mo, po)
        info('compiling %s -> %s' % (po, mo))
        if os.system(cmd) != 0:
          raise SystemExit('Error while running msgfmt')

        dest = os.path.dirname(os.path.join('share', 'locale', lang, 'LC_MESSAGES', 'bluewho.mo'))
        data_files.append((dest, [mo]))

    return data_files