Make sure protoc installed.

requirements.txt

@@ -1,3 +1,3 @@
 protobuf==3.5.1
 pytest-runner
-onnx==1.0
+onnx==1.1.1

setup.sh

@@ -1,9 +1,10 @@
 #!/usr/bin/env bash
 
-# install python dependencies
-if [ -f "requirements.txt" ]; then
- pip install -r requirements.txt
-fi
+# install dependencies
+apt-get install -y protobuf-compiler libprotoc-dev
+
+pip install -r requirements.txt
+
 if [ $? != 0 ]; then
  echo "Install python dependencies failed !!!"
  exit 1

tests/__init__.py

@@ -0,0 +1,13 @@
+# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# 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.

variables.py

@@ -19,9 +19,9 @@
 def paddle_variable_to_onnx_tensor(paddle_var_name, block):
  # TODO(varunarora): Need to do this only in the case of VarType.LOD_TENSOR.
  paddle_var = block.var(paddle_var_name)
- return helper.make_tensor_value_info(
- paddle_var_name, PADDLE_TO_ONNX_DTYPE[paddle_var.dtype],
- paddle_var.shape)
+ return helper.make_tensor_value_info(paddle_var_name,
+   PADDLE_TO_ONNX_DTYPE[paddle_var.dtype],
+  paddle_var.shape)
 
 
 PADDLE_TO_ONNX_DTYPE = {