Traceback (most recent call last):


 "/home/derek/test/youtube-dl/youtube_dl/YoutubeDL.py", line 797, in extract_info

ie_result = ie.extract(url)


 "/home/derek/test/youtube-dl/youtube_dl/extractor/common.py", line 530, in extract

ie_result = self._real_extract(url)


 "/home/derek/test/youtube-dl/youtube_dl/extractor/generic.py", line 3382, in _real_extract

raise UnsupportedError(url)
youtube_dl.utils.UnsupportedError: Unsupported URL: https://www.rtlxl.nl/programma/rtl-nieuws/da2963c3-c468-3d89-b764-0edb0450c211

Traceback (most recent call last):


 "bug.py", line 4, in <module>

dataset = loader.featurize('test.csv',shard_size=8192)


 "/home/lmmd_wz/anaconda3/envs/deepchem/lib/python3.5/site-packages/deepchem/data/data_loader.py", line 222, in featurize

shard_generator(), data_dir, self.tasks, verbose=self.verbose)


 "/home/lmmd_wz/anaconda3/envs/deepchem/lib/python3.5/site-packages/deepchem/data/datasets.py", line 461, in create_dataset

for shard_num, (X, y, w, ids) in enumerate(shard_generator):


 "/home/lmmd_wz/anaconda3/envs/deepchem/lib/python3.5/site-packages/deepchem/data/data_loader.py", line 209, in shard_generator

assert len(X) == len(ids) == len(y) == len(w)
TypeError: len() of unsized object
