Add Horovod tests (aws#151)

mvsusp · Eliza Zhang · commit fb0a3ed3f35c · 2019-11-04T11:54:20.000-08:00
diff --git a/test/resources/mnist/horovod_mnist.py b/test/resources/mnist/horovod_mnist.py
@@ -24,6 +24,7 @@
 import tensorflow as tf
 import horovod.keras as hvd
 
+
 # Horovod: initialize Horovod.
 hvd.init()
 
