__init__.py 文件源码

def register_adapters():
    global adapters_registered

    if adapters_registered is True:
        return

    try:
        import pkg_resources
        packageDir = pkg_resources.resource_filename('pyamf', 'adapters')
    except:
        packageDir = os.path.dirname(__file__)

    for f in glob.glob(os.path.join(packageDir, '*.py')):
        mod = os.path.basename(f).split(os.path.extsep, 1)[0]

        if mod == '__init__' or not mod.startswith('_'):
            continue

        try:
            register_adapter(mod[1:].replace('_', '.'), PackageImporter(mod))
        except ImportError:
            pass

    adapters_registered = True