upgrade licence

LICENSE

+Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved
+
                                  Apache License
                            Version 2.0, January 2004
                         http://www.apache.org/licenses/
@@ -186,7 +188,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright (c) 2019 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.

paddle_hub/downloader.py

@@ -26,14 +26,8 @@ import hashlib
 import requests
 import tempfile
 import tarfile
-"""
-tqdm prograss hook
-"""
 
-__all__ = [
-    'MODULE_HOME', 'download', 'md5file', 'split', 'cluster_files_reader',
-    'convert', 'download_and_uncompress'
-]
+__all__ = ['MODULE_HOME', 'download', 'md5file', 'download_and_uncompress']
 
 # TODO(ZeyuChen) add environment varialble to set MODULE_HOME
 MODULE_HOME = os.path.expanduser('~/.cache/paddle/module')
@@ -119,6 +113,9 @@ def download_and_uncompress(url, save_name=None):
 
 
 class TqdmProgress(tqdm):
+    """
+    tqdm prograss hook
+    """
     last_block = 0
 
     def update_to(self, block_num=1, block_size=1, total_size=None):

paddle_hub/module.py

+#   Copyright (c) 2019  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 paddle.fluid as fluid
+import paddle_hub as hub
 import numpy as np
-# import paddle_hub as hub
 import tempfile
 import os
 
 from collections import defaultdict
-
 from paddle_hub.downloader import download_and_uncompress
 
+__all__ = ["Module", "ModuleSpec"]
+
 
 class Module(object):
     def __init__(self, module_url):

paddle_hub/test_downloader.py

@@ -12,15 +12,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import downloader as dl
 import unittest
+import downloader as dl
 
 
 class TestDownloader(unittest.TestCase):
     def test_download(self):
         link = "http://paddlehub.bj.bcebos.com/word2vec/word2vec-dim16-simple-example-1.tar.gz"
-        module_path = dl.
-        ownload_and_uncompress(link)
+        module_path = dl.download_and_uncompress(link)
 
 
 if __name__ == "__main__":