replace dataset url,test=develop (#20179)

python/paddle/dataset/imdb.py

@@ -31,7 +31,8 @@ import six
 
 __all__ = ['build_dict', 'train', 'test']
 
-URL = 'http://ai.stanford.edu/%7Eamaas/data/sentiment/aclImdb_v1.tar.gz'
+#URL = 'http://ai.stanford.edu/%7Eamaas/data/sentiment/aclImdb_v1.tar.gz'
+URL = 'https://dataset.bj.bcebos.com/imdb%2FaclImdb_v1.tar.gz'
 MD5 = '7c2ac02c03563afcf9b574c7e56c153a'
 
 

python/paddle/dataset/imikolov.py

@@ -28,7 +28,8 @@ import six
 
 __all__ = ['train', 'test', 'build_dict']
 
-URL = 'http://www.fit.vutbr.cz/~imikolov/rnnlm/simple-examples.tgz'
+#URL = 'http://www.fit.vutbr.cz/~imikolov/rnnlm/simple-examples.tgz'
+URL = 'https://dataset.bj.bcebos.com/imikolov%2Fsimple-examples.tgz'
 MD5 = '30177ea32e27c525793142b6bf2c8e2d'
 
 

python/paddle/dataset/movielens.py

@@ -40,7 +40,8 @@ __all__ = [
 
 age_table = [1, 18, 25, 35, 45, 50, 56]
 
-URL = 'http://files.grouplens.org/datasets/movielens/ml-1m.zip'
+#URL = 'http://files.grouplens.org/datasets/movielens/ml-1m.zip'
+URL = 'https://dataset.bj.bcebos.com/movielens%2Fml-1m.zip'
 MD5 = 'c4d9eecfca2ab87c1945afe126590906'