add test_metrics

examples/tsm/README.md

@@ -39,8 +39,8 @@ TSM模型是将Temporal Shift Module插入到ResNet网络中构建的视频分
     ```bash
     git clone https://github.com/PaddlePaddle/hapi
     cd hapi
-    export PYTHONPATH=$PYTHONPATH:`pwd`
-    cd tsm
+    export PYTHONPATH=`pwd`:$PYTHONPATH
+    cd examples/tsm
     ```
 
 ### 数据准备
@@ -141,6 +141,8 @@ python infer.py --data=<path/to/dataset> --label_list=<path/to/label_list> --inf
 2020-04-03 07:37:16,321-INFO: Sample ./kineteics/val_10/data_batch_10-042_6 predict label: 6, ground truth label: 6
 ```
 
+**注意：** 推断时`--infer_file`需要指定到pickle文件路径。
+
 ## 参考论文
 
 - [Temporal Shift Module for Efficient Video Understanding](https://arxiv.org/abs/1811.08383v1), Ji Lin, Chuang Gan, Song Han

examples/tsm/infer.py

@@ -25,6 +25,7 @@ from check import check_gpu, check_version
 from modeling import tsm_resnet50
 from kinetics_dataset import KineticsDataset
 from transforms import *
+from utils import print_arguments
 
 import logging
 logger = logging.getLogger(__name__)
@@ -55,7 +56,7 @@ def main():
         model.load(FLAGS.weights, reset_optimizer=True)
 
     imgs, label = dataset[0]
-    pred = model.test([imgs[np.newaxis, :]])
+    pred = model.test_batch([imgs[np.newaxis, :]])
     pred = labels[np.argmax(pred)]
     logger.info("Sample {} predict label: {}, ground truth label: {}" \
                 .format(FLAGS.infer_file, pred, labels[int(label)]))
@@ -85,6 +86,7 @@ if __name__ == '__main__':
         type=str,
         help="weights path for evaluation")
     FLAGS = parser.parse_args()
+    print_arguments(FLAGS)
 
     check_gpu(str.lower(FLAGS.device) == 'gpu')
     check_version()

examples/tsm/main.py

@@ -29,6 +29,7 @@ from modeling import tsm_resnet50
 from check import check_gpu, check_version
 from kinetics_dataset import KineticsDataset
 from transforms import *
+from utils import print_arguments
 
 
 def make_optimizer(step_per_epoch, parameter_list=None):
@@ -107,7 +108,7 @@ def main():
               eval_data=val_dataset,
               epochs=FLAGS.epoch,
               batch_size=FLAGS.batch_size,
-              save_dir='tsm_checkpoint',
+              save_dir=FLAGS.save_dir or 'tsm_checkpoint',
               num_workers=FLAGS.num_workers,
               drop_last=True,
               shuffle=True)
@@ -149,7 +150,14 @@ if __name__ == '__main__':
         default=None,
         type=str,
         help="weights path for evaluation")
+    parser.add_argument(
+        "-s",
+        "--save_dir",
+        default=None,
+        type=str,
+        help="directory path for checkpoint saving, default ./yolo_checkpoint")
     FLAGS = parser.parse_args()
+    print_arguments(FLAGS)
 
     check_gpu(str.lower(FLAGS.device) == 'gpu')
     check_version()

examples/tsm/utils.py

+# Copyright (c) 2020 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 six
+import logging
+logger = logging.getLogger(__name__)
+
+__all__ = ['print_ar']
+
+
+def print_arguments(args):
+    """Print argparse's arguments.
+
+    Usage:
+
+    .. code-block:: python
+
+        parser = argparse.ArgumentParser()
+        parser.add_argument("name", default="Jonh", type=str, help="User name.")
+        args = parser.parse_args()
+        print_arguments(args)
+
+    :param args: Input argparse.Namespace for printing.
+    :type args: argparse.Namespace
+    """
+    logger.info("-----------  Configuration Arguments -----------")
+    for arg, value in sorted(six.iteritems(vars(args))):
+        logger.info("%s: %s" % (arg, value))
+    logger.info("------------------------------------------------")

examples/yolov3/README.md

@@ -53,8 +53,8 @@ YOLOv3 的网络结构由基础特征提取网络、multi-scale特征融合层
     ```bash
     git clone https://github.com/PaddlePaddle/hapi
     cd hapi
-    export PYTHONPATH=$PYTHONPATH:`pwd`
-    cd tsm
+    export PYTHONPATH=`pwd`:$PYTHONPATH
+    cd examples/yolov3
     ```
 
 #### 安装COCO-API
@@ -126,13 +126,13 @@ CUDA_VISIBLE_DEVICES=0,1,2,3 python -m paddle.distributed.launch main.py --data=
 使用如下方式进行多卡训练:
 
 ```bash
-CUDA_VISIBLE_DEVICES=0,1,2,3 python main.py -m paddle.distributed.launch --data=<path/to/dataset> --batch_size=16 -d
+CUDA_VISIBLE_DEVICES=0,1,2,3 python -m paddle.distributed.launch main.py --data=<path/to/dataset> --batch_size=16 -d
 ```
 
 
 ### 模型评估
 
-YOLOv3模型输出为LoDTensor，只支持使用batch_size为1进行评估，可通过如下两种方式进行模型评估。
+YOLOv3模型输出为LoDTensor，只支持使用单卡且batch_size为1进行评估，可通过如下两种方式进行模型评估。
 
 1. 自动下载Paddle发布的[YOLOv3-DarkNet53](https://paddlemodels.bj.bcebos.com/hapi/yolov3_darknet53.pdparams)权重评估
 
@@ -180,7 +180,7 @@ python infer.py --label_list=dataset/voc/label_list.txt --infer_image=image/dog.
 2. 加载checkpoint进行精度评估
 
 ```bash
-python infer.py --label_list=dataset/voc/label_list.txt --infer_image=image/dog.jpg --weights=yolo_checkpoint/mo_mixup/final
+python infer.py --label_list=dataset/voc/label_list.txt --infer_image=image/dog.jpg --weights=yolo_checkpoint/no_mixup/final
 ```
 
 推断结果可视化图像会保存于`--output`指定的文件夹下，默认保存于`./output`目录。

examples/yolov3/infer.py

@@ -28,7 +28,7 @@ from hapi.model import Model, Input, set_device
 
 from modeling import yolov3_darknet53, YoloLoss
 from transforms import *
-
+from utils import print_arguments
 from visualizer import draw_bbox
 
 import logging
@@ -91,7 +91,7 @@ def main():
     img_id = np.array([0]).astype('int64')[np.newaxis, :]
     img_shape = np.array([h, w]).astype('int32')[np.newaxis, :]
 
-    _, bboxes = model.test([img_id, img_shape, img])
+    _, bboxes = model.test_batch([img_id, img_shape, img])
 
     vis_img = draw_bbox(orig_img, cat2name, bboxes, FLAGS.draw_threshold)
     save_name = get_save_image_name(FLAGS.output_dir, FLAGS.infer_image)
@@ -121,6 +121,7 @@ if __name__ == '__main__':
         "-w", "--weights", default=None, type=str,
         help="path to weights for inference")
     FLAGS = parser.parse_args()
+    print_arguments(FLAGS)
     assert os.path.isfile(FLAGS.infer_image), \
             "infer_image {} not a file".format(FLAGS.infer_image)
     assert os.path.isfile(FLAGS.label_list), \

examples/yolov3/main.py

@@ -33,6 +33,7 @@ from modeling import yolov3_darknet53, YoloLoss
 from coco import COCODataset
 from coco_metric import COCOMetric
 from transforms import *
+from utils import print_arguments
 
 NUM_MAX_BOXES = 50
 
@@ -171,16 +172,18 @@ def main():
     if FLAGS.resume is not None:
         model.load(FLAGS.resume)
 
+    save_dir = FLAGS.save_dir or 'yolo_checkpoint'
+
     model.fit(train_data=loader,
               epochs=FLAGS.epoch - FLAGS.no_mixup_epoch,
-              save_dir="yolo_checkpoint/mixup",
+              save_dir=os.path.join(save_dir, "mixup"),
               save_freq=10)
 
     # do not use image mixup transfrom in the last FLAGS.no_mixup_epoch epoches
     dataset.mixup = False
     model.fit(train_data=loader,
               epochs=FLAGS.no_mixup_epoch,
-              save_dir="yolo_checkpoint/no_mixup",
+              save_dir=os.path.join(save_dir, "no_mixup"),
               save_freq=5)
 
 
@@ -233,6 +236,13 @@ if __name__ == '__main__':
         default=None,
         type=str,
         help="path to weights for evaluation")
+    parser.add_argument(
+        "-s",
+        "--save_dir",
+        default=None,
+        type=str,
+        help="directory path for checkpoint saving, default ./yolo_checkpoint")
     FLAGS = parser.parse_args()
+    print_arguments(FLAGS)
     assert FLAGS.data, "error: must provide data path"
     main()

examples/yolov3/utils.py

+# Copyright (c) 2020 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 six
+import logging
+logger = logging.getLogger(__name__)
+
+__all__ = ['print_ar']
+
+
+def print_arguments(args):
+    """Print argparse's arguments.
+
+    Usage:
+
+    .. code-block:: python
+
+        parser = argparse.ArgumentParser()
+        parser.add_argument("name", default="Jonh", type=str, help="User name.")
+        args = parser.parse_args()
+        print_arguments(args)
+
+    :param args: Input argparse.Namespace for printing.
+    :type args: argparse.Namespace
+    """
+    logger.info("-----------  Configuration Arguments -----------")
+    for arg, value in sorted(six.iteritems(vars(args))):
+        logger.info("%s: %s" % (arg, value))
+    logger.info("------------------------------------------------")

hapi/metrics.py

@@ -116,7 +116,7 @@ class Accuracy(Metric):
     def add_metric_op(self, pred, label, *args):
         pred = fluid.layers.argsort(pred, descending=True)[1][:, :self.maxk]
         correct = pred == label
-        return correct
+        return fluid.layers.cast(correct, dtype='float32')
 
     def update(self, correct, *args):
         accs = []
@@ -143,7 +143,7 @@ class Accuracy(Metric):
         if self.maxk != 1:
             self._name = ['{}_top{}'.format(name, k) for k in self.topk]
         else:
-            self._name = ['acc']
+            self._name = [name]
 
     def name(self):
         return self._name

tests/test_metrics.py

+# Copyright (c) 2020 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 division
+from __future__ import print_function
+
+import os
+import unittest
+import numpy as np
+
+import paddle.fluid as fluid
+from paddle.fluid.dygraph.base import to_variable
+
+from hapi.metrics import *
+from hapi.model import to_list
+
+
+def accuracy(pred, label, topk=(1, )):
+    maxk = max(topk)
+    pred = np.argsort(pred)[:, ::-1][:, :maxk]
+    correct = (pred == np.repeat(label, maxk, 1))
+
+    batch_size = label.shape[0]
+    res = []
+    for k in topk:
+        correct_k = correct[:, :k].sum()
+        res.append(correct_k / batch_size)
+    return res
+
+
+def convert_to_one_hot(y, C):
+    oh = np.random.random((y.shape[0], C)).astype('float32') * .5
+    for i in range(y.shape[0]):
+        oh[i, int(y[i])] = 1.
+    return oh
+
+
+class TestAccuracyDynamic(unittest.TestCase):
+    def setUp(self):
+        self.topk = (1, )
+        self.class_num = 5
+        self.sample_num = 1000
+        self.name = None
+
+    def random_pred_label(self):
+        label = np.random.randint(0, self.class_num, (self.sample_num, 1)).astype('int64')
+        pred = np.random.randint(0, self.class_num, (self.sample_num, 1)).astype('int32')
+        pred_one_hot = convert_to_one_hot(pred, self.class_num)
+        pred_one_hot = pred_one_hot.astype('float32')
+
+        return label, pred_one_hot
+
+    def test_main(self):
+        with fluid.dygraph.guard(fluid.CPUPlace()):
+            acc = Accuracy(topk=self.topk, name=self.name)
+            for i in range(10):
+                label, pred = self.random_pred_label()
+                label_var = to_variable(label)
+                pred_var = to_variable(pred)
+                state = to_list(acc.add_metric_op(pred_var, label_var))
+                acc.update(*[s.numpy() for s in state])
+                res_m = acc.accumulate()
+                res_f = accuracy(pred, label, self.topk)
+                assert np.all(np.isclose(np.array(res_m), np.array(res_f), rtol=1e-3)), \
+                        "Accuracy precision error: {} != {}".format(res_m, res_f)
+                acc.reset()
+                assert np.sum(acc.total) == 0
+                assert np.sum(acc.count) == 0
+
+
+class TestAccuracyDynamicMultiTopk(TestAccuracyDynamic):
+    def setUp(self):
+        self.topk = (1, 5)
+        self.class_num = 10
+        self.sample_num = 1000
+        self.name = "accuracy"
+
+
+class TestAccuracyStatic(TestAccuracyDynamic):
+    def test_main(self):
+        main_prog = fluid.Program()
+        startup_prog = fluid.Program()
+        with fluid.program_guard(main_prog, startup_prog):
+            pred = fluid.data(name='pred', shape=[None, self.class_num], dtype='float32')
+            label = fluid.data(name='label', shape=[None, 1], dtype='int64')
+            acc = Accuracy(topk=self.topk, name=self.name)
+            state = acc.add_metric_op(pred, label)
+
+        exe = fluid.Executor(fluid.CPUPlace())
+        compiled_main_prog = fluid.CompiledProgram(main_prog)
+
+        for i in range(10):
+            label, pred = self.random_pred_label()
+            state_ret = exe.run(compiled_main_prog,
+                                feed={'pred': pred, 'label': label},
+                                fetch_list=[s.name for s in to_list(state)],
+                                return_numpy=True)
+            acc.update(*state_ret)
+            res_m = acc.accumulate()
+            res_f = accuracy(pred, label, self.topk)
+            assert np.all(np.isclose(np.array(res_m), np.array(res_f), rtol=1e-3)), \
+                    "Accuracy precision error: {} != {}".format(res_m, res_f)
+            acc.reset()
+            assert np.sum(acc.total) == 0
+            assert np.sum(acc.count) == 0
+
+
+class TestAccuracyStaticMultiTopk(TestAccuracyStatic):
+    def setUp(self):
+        self.topk = (1, 5)
+        self.class_num = 10
+        self.sample_num = 1000
+        self.name = "accuracy"
+
+
+if __name__ == '__main__':
+    unittest.main()