--- a
+++ b/mmaction/apis/__init__.py
@@ -0,0 +1,9 @@
+# Copyright (c) OpenMMLab. All rights reserved.
+from .inference import inference_recognizer, init_recognizer
+from .test import multi_gpu_test, single_gpu_test
+from .train import init_random_seed, train_model
+
+__all__ = [
+    'train_model', 'init_recognizer', 'inference_recognizer', 'multi_gpu_test',
+    'single_gpu_test', 'init_random_seed'
+]