[DGL-LifeSci] Migration and Refactor (#1226)

* First commit

* Update

* Update splitters

* Update

* Update

* Update

* Update

* Update

* Update

* Migrate ACNN

* Fix

* Fix

* Update

* Update

* Update

* Update

* Update

* Update

* Finish classification

* Update

* Fix

* Update

* Update

* Update

* Fix

* Fix

* Fix

* Update

* Update

* Update

* trigger CI

* Fix CI

* Update

* Update

* Update

* Add default values

* Rename

* Update deprecation message

examples/pytorch/jtnn/jtnn/datautils.py

@@ -2,7 +2,7 @@ import torch
 from torch.utils.data import Dataset
 
 import dgl
-from dgl.data.utils import download, extract_archive, get_download_dir
+from dgl.data.utils import download, extract_archive, get_download_dir, _get_dgl_url
 from .mol_tree_nx import DGLMolTree
 from .mol_tree import Vocab
 
@@ -11,8 +11,6 @@ from .jtmpn import mol2dgl_single as mol2dgl_dec
 from .jtmpn import ATOM_FDIM as ATOM_FDIM_DEC
 from .jtmpn import BOND_FDIM as BOND_FDIM_DEC
 
-_url = 'https://s3-ap-southeast-1.amazonaws.com/dgl-data-cn/dataset/jtnn.zip'
-
 def _unpack_field(examples, field):
     return [e[field] for e in examples]
 
@@ -28,7 +26,8 @@ class JTNNDataset(Dataset):
     def __init__(self, data, vocab, training=True):
         self.dir = get_download_dir()
         self.zip_file_path='{}/jtnn.zip'.format(self.dir)
-        download(_url, path=self.zip_file_path)
+
+        download(_get_dgl_url('dglls/jtnn.zip'), path=self.zip_file_path)
         extract_archive(self.zip_file_path, '{}/jtnn'.format(self.dir))
         print('Loading data...')
         data_file = '{}/jtnn/{}.txt'.format(self.dir, data)