def import_transformer(name):
    """pass"""
    if name in transformers:
        return transformers[name]
    hook = sys.meta_path[0]
    sys.meta_path = sys.meta_path[1:]
    try:
        transformers[name] = __import__(name)
        if CONSOLE_ACTIVE:
            if hasattr(transformers[name], 'NO_CONSOLE'):
                print(transformers[name].NO_CONSOLE)
                transformers[name] = NullTransformer()
    except ImportError:
        sys.stderr.write('Warning: Import Error in add_transformers: %s not found\n' % name)
        transformers[name] = NullTransformer()
    except Exception as e:
        sys.stderr.write('Unexpected exception in transforms.import_transformer%s\n ' % e.__class__.__name__)
    finally:
        sys.meta_path.insert(0, hook)
    return transformers[name]