add import path

python/paddle_serving_app/__init__.py

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 from .reader.chinese_bert_reader import ChineseBertReader
-from .reader.image_reader import ImageReader
+from .reader.image_reader import ImageReader, File2Image, URL2Image, Sequential, Normalize, CenterCrop, Resize
 from .reader.lac_reader import LACReader
 from .reader.senta_reader import SentaReader
 from .models import ServingModels

python/paddle_serving_app/reader/__init__.py

@@ -11,3 +11,4 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+from .image_reader import ImageReader, File2Image, URL2Image, Sequential, Normalize, CenterCrop, Resize