Revert to the previous version of the ResNet50 model.

PiperOrigin-RevId: 191955019

diff --git a/tensorflow/python/keras/_impl/keras/applications/resnet50.py b/tensorflow/python/keras/_impl/keras/applications/resnet50.py
index f8c6aff..c3a92be 100644 (file)
--- a/tensorflow/python/keras/_impl/keras/applications/resnet50.py
+++ b/tensorflow/python/keras/_impl/keras/applications/resnet50.py
@@ -237,9 +237,8 @@ def ResNet50(include_top=True,
   else:
     bn_axis = 1
 
-  x = ZeroPadding2D(padding=(3, 3), name='conv1_pad')(img_input)
   x = Conv2D(
-      64, (7, 7), strides=(2, 2), padding='valid', name='conv1')(x)
+      64, (7, 7), strides=(2, 2), padding='same', name='conv1')(img_input)
   x = BatchNormalization(axis=bn_axis, name='bn_conv1')(x)
   x = Activation('relu')(x)
   x = MaxPooling2D((3, 3), strides=(2, 2))(x)