>>> from ogb.lsc import PCQM4MDataset
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ImportError: cannot import name 'PCQM4MDataset' from 'ogb.lsc' (/home/user/miniconda3/envs/OGB/lib/python3.8/site-packages/ogb/lsc/__init__.py)
Error occurs while importing PCQM4MDataset.