Merge pull request #629 from velconia/port_py3

Add print support in python2

03.image_classification/resnet.py

@@ -12,6 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from __future__ import print_function
+
 import paddle.fluid as fluid
 import sys
 

03.image_classification/vgg.py

@@ -12,6 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from __future__ import print_function
+
 import paddle
 import paddle.fluid as fluid
 import sys