diff --git a/ppdet/model_zoo/tests/__init__.py b/ppdet/model_zoo/tests/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..6f0ea85344b7e0c679730356928c8749cf71cd66
--- /dev/null
+++ b/ppdet/model_zoo/tests/__init__.py
@@ -0,0 +1,13 @@
+#   Copyright (c) 2021 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.
diff --git a/ppdet/model_zoo/tests/test_get_model.py b/ppdet/model_zoo/tests/test_get_model.py
new file mode 100644
index 0000000000000000000000000000000000000000..e07217fa09fcefcac7bba1c94d18610df071bbe1
--- /dev/null
+++ b/ppdet/model_zoo/tests/test_get_model.py
@@ -0,0 +1,49 @@
+#   Copyright (c) 2021 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.
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import os
+import paddle
+import ppdet
+import unittest
+
+
+# NOTE: weights downloading costs time, we choose
+#       a small model for unittesting
+MODEL_NAME = 'ppyolo/ppyolo_tiny_650e_coco'
+
+
+class TestGetConfigFile(unittest.TestCase):
+    def test_main(self):
+        try:
+            cfg_file = ppdet.model_zoo.get_config_file(MODEL_NAME)
+            assert os.path.isfile(cfg_file)
+        except:
+            self.assertTrue(False)
+
+
+class TestGetModel(unittest.TestCase):
+    def test_main(self):
+        try:
+            model = ppdet.model_zoo.get_model(MODEL_NAME)
+            assert isinstance(model, paddle.nn.Layer)
+        except:
+            self.assertTrue(False)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/ppdet/model_zoo/tests/test_list_model.py b/ppdet/model_zoo/tests/test_list_model.py
new file mode 100644
index 0000000000000000000000000000000000000000..8f91afe0058ff32fae7e1006bb8b4c4de9500fef
--- /dev/null
+++ b/ppdet/model_zoo/tests/test_list_model.py
@@ -0,0 +1,68 @@
+#   Copyright (c) 2021 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.
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import unittest
+import ppdet
+
+
+class TestListModel(unittest.TestCase):
+    def setUp(self):
+        self._filter = []
+
+    def test_main(self):
+        try:
+            ppdet.model_zoo.list_model(self._filter)
+            self.assertTrue(True)
+        except:
+            self.assertTrue(False)
+
+
+class TestListModelYOLO(TestListModel):
+    def setUp(self):
+        self._filter = ['yolo']
+
+
+class TestListModelRCNN(TestListModel):
+    def setUp(self):
+        self._filter = ['rcnn']
+
+
+class TestListModelSSD(TestListModel):
+    def setUp(self):
+        self._filter = ['ssd']
+
+
+class TestListModelMultiFilter(TestListModel):
+    def setUp(self):
+        self._filter = ['yolo', 'darknet']
+
+
+class TestListModelError(unittest.TestCase):
+    def setUp(self):
+        self._filter = ['xxx']
+
+    def test_main(self):
+        try:
+            ppdet.model_zoo.list_model(self._filter)
+            self.assertTrue(False)
+        except ValueError:
+            self.assertTrue(True)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/ppdet/modeling/layers.py b/ppdet/modeling/layers.py
index 75e554559fb1a54dd328b56c6f26ba70f4be4b90..67e51ef7fd6e963fd4dea1c61b6dc492339834e9 100644
--- a/ppdet/modeling/layers.py
+++ b/ppdet/modeling/layers.py
@@ -248,38 +248,6 @@ class LiteConv(nn.Layer):
         return out
 
 
-@register
-@serializable
-class AnchorGeneratorRPN(object):
-    def __init__(self,
-                 anchor_sizes=[32, 64, 128, 256, 512],
-                 aspect_ratios=[0.5, 1.0, 2.0],
-                 stride=[16.0, 16.0],
-                 variance=[1.0, 1.0, 1.0, 1.0],
-                 anchor_start_size=None):
-        super(AnchorGeneratorRPN, self).__init__()
-        self.anchor_sizes = anchor_sizes
-        self.aspect_ratios = aspect_ratios
-        self.stride = stride
-        self.variance = variance
-        self.anchor_start_size = anchor_start_size
-
-    def __call__(self, input, level=None):
-        anchor_sizes = self.anchor_sizes if (
-            level is None or self.anchor_start_size is None) else (
-                self.anchor_start_size * 2**level)
-        stride = self.stride if (
-            level is None or self.anchor_start_size is None) else (
-                self.stride[0] * (2.**level), self.stride[1] * (2.**level))
-        anchor, var = ops.anchor_generator(
-            input=input,
-            anchor_sizes=anchor_sizes,
-            aspect_ratios=self.aspect_ratios,
-            stride=stride,
-            variance=self.variance)
-        return anchor, var
-
-
 @register
 @serializable
 class AnchorGeneratorSSD(object):
diff --git a/ppdet/modeling/tests/test_ops.py b/ppdet/modeling/tests/test_ops.py
index c08bcca4b17bc4907db0a141203c80d8da54e9ee..d951b90dd0b9e9bac705bc605a7f88dcd4e88fc7 100644
--- a/ppdet/modeling/tests/test_ops.py
+++ b/ppdet/modeling/tests/test_ops.py
@@ -169,6 +169,8 @@ class TestCollectFpnProposals(LayerTest):
                 max_level=5,
                 post_nms_top_n=2000)
 
+        paddle.disable_static()
+
 
 class TestDistributeFpnProposals(LayerTest):
     def test_distribute_fpn_proposals(self):
@@ -231,6 +233,8 @@ class TestDistributeFpnProposals(LayerTest):
                 refer_level=4,
                 refer_scale=224)
 
+        paddle.disable_static()
+
 
 class TestROIAlign(LayerTest):
     def test_roi_align(self):
@@ -289,6 +293,8 @@ class TestROIAlign(LayerTest):
                 rois=rois,
                 output_size=(7, 7))
 
+        paddle.disable_static()
+
 
 class TestROIPool(LayerTest):
     def test_roi_pool(self):
@@ -347,6 +353,8 @@ class TestROIPool(LayerTest):
                 rois=rois,
                 output_size=(7, 7))
 
+        paddle.disable_static()
+
 
 class TestIoUSimilarity(LayerTest):
     def test_iou_similarity(self):
@@ -473,6 +481,8 @@ class TestYoloBox(LayerTest):
                 32,
                 scale_x_y=1.2)
 
+        paddle.disable_static()
+
 
 class TestPriorBox(LayerTest):
     def test_prior_box(self):
@@ -530,42 +540,7 @@ class TestPriorBox(LayerTest):
                 clip=True,
                 flip=True)
 
-
-class TestAnchorGenerator(LayerTest):
-    def test_anchor_generator(self):
-        b, c, h, w = 2, 48, 16, 16
-        input_np = np.random.rand(2, 48, 16, 16).astype('float32')
-        with self.static_graph():
-            input = paddle.static.data(
-                name='input', shape=[b, c, h, w], dtype='float32')
-
-            anchor, var = ops.anchor_generator(
-                input=input,
-                anchor_sizes=[64, 128, 256, 512],
-                aspect_ratios=[0.5, 1.0, 2.0],
-                variance=[0.1, 0.1, 0.2, 0.2],
-                stride=[16.0, 16.0],
-                offset=0.5)
-            anchor_np, var_np = self.get_static_graph_result(
-                feed={'input': input_np, },
-                fetch_list=[anchor, var],
-                with_lod=False)
-
-        with self.dynamic_graph():
-            inputs_dy = base.to_variable(input_np)
-
-            anchor_dy, var_dy = ops.anchor_generator(
-                input=inputs_dy,
-                anchor_sizes=[64, 128, 256, 512],
-                aspect_ratios=[0.5, 1.0, 2.0],
-                variance=[0.1, 0.1, 0.2, 0.2],
-                stride=[16.0, 16.0],
-                offset=0.5)
-            anchor_dy_np = anchor_dy.numpy()
-            var_dy_np = var_dy.numpy()
-
-        self.assertTrue(np.array_equal(anchor_np, anchor_dy_np))
-        self.assertTrue(np.array_equal(var_np, var_dy_np))
+        paddle.disable_static()
 
 
 class TestMulticlassNms(LayerTest):
@@ -726,6 +701,8 @@ class TestMatrixNMS(LayerTest):
                 keep_top_k=200,
                 return_index=True)
 
+        paddle.disable_static()
+
 
 class TestBoxCoder(LayerTest):
     def test_box_coder(self):
@@ -788,6 +765,8 @@ class TestBoxCoder(LayerTest):
             self.assertRaises(TypeError, ops.box_coder, prior_box,
                               prior_box_var, target_box)
 
+        paddle.disable_static()
+
 
 class TestGenerateProposals(LayerTest):
     def test_generate_proposals(self):
diff --git a/ppdet/modeling/tests/test_transfrom.py b/ppdet/modeling/tests/test_transfrom.py
deleted file mode 100644
index b98710467e31747342d71b9050e3188ecbac4f5a..0000000000000000000000000000000000000000
--- a/ppdet/modeling/tests/test_transfrom.py
+++ /dev/null
@@ -1,240 +0,0 @@
-from __future__ import print_function
-import random
-import unittest
-import numpy as np
-import copy
-# add python path of PadleDetection to sys.path
-import os
-import sys
-parent_path = os.path.abspath(os.path.join(__file__, *(['..'] * 4)))
-if parent_path not in sys.path:
-    sys.path.append(parent_path)
-
-from ppdet.data.transform import *
-
-
-def gen_sample(h, w, nt, nc, random_score=True, channel_first=False):
-    im = np.random.randint(0, 256, size=(h, w, 3)).astype('float32')
-    if channel_first:
-        im = im.transpose((2, 0, 1))
-    gt_bbox = np.random.random(size=(nt, 4)).astype('float32')
-    gt_class = np.random.randint(0, nc, size=(nt, 1)).astype('int32')
-    if random_score:
-        gt_score = np.random.random(size=(nt, 1))
-    else:
-        gt_score = np.ones(shape=(nt, 1)).astype('float32')
-    is_crowd = np.zeros_like(gt_class)
-    sample = {
-        'image': im,
-        'gt_bbox': gt_bbox,
-        'gt_class': gt_class,
-        'gt_score': gt_score,
-        'is_crowd': is_crowd,
-        'h': h,
-        'w': w
-    }
-    return sample
-
-
-class TestTransformOp(unittest.TestCase):
-    def setUp(self):
-        self.h, self.w = np.random.randint(1, 1024, size=2)
-        self.nt = np.random.randint(1, 50)
-        self.nc = 80
-
-    def assertAllClose(self, x, y, msg, atol=1e-5, rtol=1e-3):
-        self.assertTrue(np.allclose(x, y, atol=atol, rtol=rtol), msg=msg)
-
-
-class TestResizeOp(TestTransformOp):
-    def test_resize(self):
-        sample = gen_sample(self.h, self.w, self.nt, self.nc)
-        orig_op = Resize(target_dim=608, interp=2)
-        curr_op = ResizeOp(target_size=608, keep_ratio=False, interp=2)
-        orig_res = orig_op(copy.deepcopy(sample))
-        curr_res = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for k in fields:
-            self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-# only for specified random seed
-# class TestMixupOp(TestTransformOp):
-#     def setUp(self):
-#         self.h, self.w = np.random.randint(1024, size=2)
-#         self.nt = np.random.randint(50)
-#         self.nc = 80
-
-#     def test_mixup(self):
-#         curr_sample = [gen_sample(self.h, self.w, self.nt, self.nc) for _ in range(2)]
-#         orig_sample = copy.deepcopy(curr_sample[0])
-#         orig_sample['mixup'] = copy.deepcopy(curr_sample[1])
-#         orig_op = MixupImage(alpha=1.5, beta=1.5)
-#         curr_op = MixupOp(alpha=1.5, beta=1.5)
-#         orig_res = orig_op(orig_sample)
-#         curr_res = curr_op(curr_sample)
-#         fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-#         for k in fields:
-#             self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-# only for specified random seed
-# class TestRandomDistortOp(TestTransformOp):
-
-#     def test_random_distort(self):
-#         sample = gen_sample(self.h, self.w, self.nt, self.nc)
-#         orig_op = ColorDistort(hsv_format=True, random_apply=False)
-#         curr_op = RandomDistortOp(random_apply=False)
-#         orig_res = orig_op(copy.deepcopy(sample))
-#         curr_res = curr_op(copy.deepcopy(sample))
-#         fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-#         for k in fields:
-#             self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-# only for specified random seed
-# class TestRandomExpandOp(TestTransformOp):
-
-#     def test_random_expand(self):
-#         sample = gen_sample(self.h, self.w, self.nt, self.nc)
-#         orig_op = RandomExpand(fill_value=[123.675, 116.28, 103.53])
-#         curr_op = RandomExpandOp(fill_value=[123.675, 116.28, 103.53])
-#         orig_res = orig_op(copy.deepcopy(sample))
-#         curr_res = curr_op(copy.deepcopy(sample))
-#         fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-#         for k in fields:
-#             self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-# only for specified random seed
-# class TestRandomCropOp(TestTransformOp):
-
-#     def test_random_crop(self):
-#         sample = gen_sample(self.h, self.w, self.nt, self.nc)
-#         orig_op = RandomCrop()
-#         curr_op = RandomCropOp()
-#         orig_res = orig_op(copy.deepcopy(sample))
-#         curr_res = curr_op(copy.deepcopy(sample))
-#         fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-#         for k in fields:
-#             self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-# only for specified random seed
-# class TestRandomFlipOp(TestTransformOp):
-
-#     def test_random_flip(self):
-#         sample = gen_sample(self.h, self.w, self.nt, self.nc)
-#         orig_op = RandomFlipImage(is_normalized=False)
-#         curr_op = RandomFlipOp()
-#         orig_res = orig_op(copy.deepcopy(sample))
-#         curr_res = curr_op(copy.deepcopy(sample))
-#         fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-#         for k in fields:
-#             self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-# only for specified random seed
-# class TestBatchRandomResizeOp(TestTransformOp):
-
-#     def test_batch_random_resize(self):
-#         sample = [gen_sample(self.h, self.w, self.nt, self.nc) for _ in range(10)]
-#         orig_op = RandomShape(sizes=[320, 352, 384, 416, 448, 480, 512, 544, 576, 608], random_inter=True, resize_box=True)
-#         curr_op = BatchRandomResizeOp(target_size=[320, 352, 384, 416, 448, 480, 512, 544, 576, 608], random_size=True, random_interp=True, keep_ratio=False)
-#         orig_ress = orig_op(copy.deepcopy(sample))
-#         curr_ress = curr_op(copy.deepcopy(sample))
-#         fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-#         for orig_res, curr_res in zip(orig_ress, curr_ress):
-#             for k in fields:
-#                 self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-class TestNormalizeBoxOp(TestTransformOp):
-    def test_normalize_box(self):
-        sample = gen_sample(self.h, self.w, self.nt, self.nc)
-        orig_op = NormalizeBox()
-        curr_op = NormalizeBoxOp()
-        orig_res = orig_op(copy.deepcopy(sample))
-        curr_res = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for k in fields:
-            self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-class TestPadBoxOp(TestTransformOp):
-    def test_pad_box(self):
-        sample = gen_sample(self.h, self.w, self.nt, self.nc)
-        orig_op = PadBox(num_max_boxes=50)
-        curr_op = PadBoxOp(num_max_boxes=50)
-        orig_res = orig_op(copy.deepcopy(sample))
-        curr_res = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for k in fields:
-            self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-class TestBboxXYXY2XYWHOp(TestTransformOp):
-    def test_bbox_xyxy2xywh(self):
-        sample = gen_sample(self.h, self.w, self.nt, self.nc)
-        orig_op = BboxXYXY2XYWH()
-        curr_op = BboxXYXY2XYWHOp()
-        orig_res = orig_op(copy.deepcopy(sample))
-        curr_res = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for k in fields:
-            self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-class TestNormalizeImageOp(TestTransformOp):
-    def test_normalize_image(self):
-        sample = gen_sample(self.h, self.w, self.nt, self.nc)
-        orig_op = NormalizeImage(
-            mean=[0.485, 0.456, 0.406],
-            std=[0.229, 0.224, 0.225],
-            is_scale=True,
-            is_channel_first=False)
-        curr_op = NormalizeImageOp(
-            mean=[0.485, 0.456, 0.406],
-            std=[0.229, 0.224, 0.225],
-            is_scale=True)
-        orig_res = orig_op(copy.deepcopy(sample))
-        curr_res = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for k in fields:
-            self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-class TestPermuteOp(TestTransformOp):
-    def test_permute(self):
-        sample = gen_sample(self.h, self.w, self.nt, self.nc)
-        orig_op = Permute(to_bgr=False, channel_first=True)
-        curr_op = PermuteOp()
-        orig_res = orig_op(copy.deepcopy(sample))
-        curr_res = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for k in fields:
-            self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-class TestGt2YoloTargetOp(TestTransformOp):
-    def test_gt2yolotarget(self):
-        sample = [
-            gen_sample(
-                self.h, self.w, self.nt, self.nc, channel_first=True)
-            for _ in range(10)
-        ]
-        orig_op = Gt2YoloTarget(
-            anchor_masks=[[6, 7, 8], [3, 4, 5], [0, 1, 2]],
-            anchors=[[10, 13], [16, 30], [33, 23], [30, 61], [62, 45],
-                     [59, 119], [116, 90], [156, 198], [373, 326]],
-            downsample_ratios=[32, 16, 8])
-        curr_op = Gt2YoloTargetOp(
-            anchor_masks=[[6, 7, 8], [3, 4, 5], [0, 1, 2]],
-            anchors=[[10, 13], [16, 30], [33, 23], [30, 61], [62, 45],
-                     [59, 119], [116, 90], [156, 198], [373, 326]],
-            downsample_ratios=[32, 16, 8])
-        orig_ress = orig_op(copy.deepcopy(sample))
-        curr_ress = curr_op(copy.deepcopy(sample))
-        fields = ['image', 'gt_bbox', 'gt_class', 'gt_score']
-        for orig_res, curr_res in zip(orig_ress, curr_ress):
-            for k in fields:
-                self.assertAllClose(orig_res[k], curr_res[k], msg=k)
-
-
-if __name__ == "__main__":
-    unittest.main()
diff --git a/ppdet/modeling/tests/test_yolov3_loss.py b/ppdet/modeling/tests/test_yolov3_loss.py
index 885ae734077487f0f238c0273268391b46823ab8..8037da84d2df484d8bfb7e7646cda62c267850e7 100644
--- a/ppdet/modeling/tests/test_yolov3_loss.py
+++ b/ppdet/modeling/tests/test_yolov3_loss.py
@@ -29,7 +29,7 @@ parent_path = os.path.abspath(os.path.join(__file__, *(['..'] * 4)))
 if parent_path not in sys.path:
     sys.path.append(parent_path)
 
-from ppdet.modeling.loss import YOLOv3Loss
+from ppdet.modeling.losses import YOLOv3Loss
 from ppdet.data.transform.op_helper import jaccard_overlap
 import random
 import numpy as np
diff --git a/scripts/build_wheel.sh b/scripts/build_wheel.sh
new file mode 100644
index 0000000000000000000000000000000000000000..d3505869b6b0ab9771e4a43ddd33ed0d19da3e63
--- /dev/null
+++ b/scripts/build_wheel.sh
@@ -0,0 +1,143 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021 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.
+
+#=================================================
+#                   Utils
+#=================================================
+
+
+# directory config
+DIST_DIR="dist"
+BUILD_DIR="build"
+EGG_DIR="paddledet.egg-info"
+
+CFG_DIR="configs"
+TEST_DIR=".tests"
+
+# command line log config
+RED='\033[0;31m'
+BLUE='\033[0;34m'
+GREEN='\033[1;32m'
+BOLD='\033[1m'
+NONE='\033[0m'
+
+function python_version_check() {
+  PY_MAIN_VERSION=`python -V 2>&1 | awk '{print $2}' | awk -F '.' '{print $1}'`
+  PY_SUB_VERSION=`python -V 2>&1 | awk '{print $2}' | awk -F '.' '{print $2}'`
+  echo -e "find python version ${PY_MAIN_VERSION}.${PY_SUB_VERSION}"
+  if [ $PY_MAIN_VERSION -ne "3" -o $PY_SUB_VERSION -lt "5" ]; then
+    echo -e "${RED}FAIL:${NONE} please use Python >= 3.5 !"
+    exit 1
+  fi
+}
+
+function init() {
+    echo -e "${BLUE}[init]${NONE} removing building directory..."
+    rm -rf $DIST_DIR $BUILD_DIR $EGG_DIR $TEST_DIR
+    if [ `pip list | grep paddledet | wc -l` -gt 0  ]; then
+      echo -e "${BLUE}[init]${NONE} uninstalling paddledet..."
+      pip uninstall -y paddledet
+    fi
+    echo -e "${BLUE}[init]${NONE} ${GREEN}init success\n"
+}
+
+function build_and_install() {
+  echo -e "${BLUE}[build]${NONE} building paddledet wheel..."
+  python setup.py sdist bdist_wheel
+  if [ $? -ne 0 ]; then
+    echo -e "${RED}[FAIL]${NONE} build paddledet wheel failed !"
+    exit 1
+  fi
+  echo -e "${BLUE}[build]${NONE} ${GREEN}build paddldet wheel success\n"
+
+  echo -e "${BLUE}[install]${NONE} installing paddledet..."
+  cd $DIST_DIR
+  find . -name "paddledet*.whl" | xargs pip install
+  if [ $? -ne 0 ]; then
+    cd ..
+    echo -e "${RED}[FAIL]${NONE} install paddledet wheel failed !"
+    exit 1
+  fi
+  echo -e "${BLUE}[install]${NONE} ${GREEN}paddledet install success\n"
+  cd ..
+}
+
+function unittest() {
+  if [ -d $TEST_DIR ]; then
+    rm -rf $TEST_DIR
+  fi;
+
+  echo -e "${BLUE}[unittest]${NONE} run unittests..."
+
+  # NOTE: perform unittests under TEST_DIR to
+  #       make sure installed paddledet is used
+  mkdir $TEST_DIR
+  cp -r $CFG_DIR $TEST_DIR
+  cd $TEST_DIR
+
+  if [ $? != 0  ]; then
+    exit 1
+  fi
+  find "../ppdet" -name 'tests' -type d -print0 | \
+      xargs -0 -I{} -n1 bash -c \
+      'python -m unittest discover -v -s {}'
+
+  # clean TEST_DIR
+  cd ..
+  rm -rf $TEST_DIR
+  echo -e "${BLUE}[unittest]${NONE} ${GREEN}unittests success\n${NONE}"
+}
+
+function cleanup() {
+  if [ -d $TEST_DIR ]; then
+    rm -rf $TEST_DIR
+  fi
+
+  rm -rf $BUILD_DIR $EGG_DIR
+  pip uninstall -y paddledet
+}
+
+function abort() {
+  echo -e "${RED}[FAIL]${NONE} build wheel and unittest failed !
+          please check your code" 1>&2
+
+  cur_dir=`basename "$pwd"`
+  if [ cur_dir==$TEST_DIR -o cur_dir==$DIST_DIR ]; then
+    cd ..
+  fi
+
+  rm -rf $BUILD_DIR $EGG_DIR $DIST_DIR $TEST_DIR
+  pip uninstall -y paddledet
+}
+
+python_version_check
+
+trap 'abort' 0
+set -e
+
+init
+build_and_install
+unittest
+cleanup
+
+PADDLE_VERSION=`python -c "import paddle; print(paddle.version.full_version)"`
+PADDLE_COMMIT=`python -c "import paddle; print(paddle.version.commit)"`
+echo -e "\n${GREEN}paddledet wheel compiled and checked success !${NONE}
+        ${BLUE}paddle version:${NONE} $PADDLE_VERSION
+        ${BLUE}paddle commit:${NONE} $PADDLE_COMMIT\n"
+echo -e "${GREEN}wheel saved under${NONE} ${RED}${BOLD}./dist"
+
+trap : 0
diff --git a/setup.py b/setup.py
index 939afe85bfc392cdbaaf8b4ac86dc4333e150b50..179983fa56d8d7ef443685bcd3bd4458623ab221 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,6 @@ import os.path as osp
 import glob
 import shutil
 from setuptools import find_packages, setup
-from paddle.utils import cpp_extension
 
 
 def readme():