AttributeError: module 'collections' has no attribute 'Sequence'

[linzhidao1010]

atorch/auto/opt_lib/amp_optimization.py
try:
from collections import abs as collections_abc # type: ignore[attr-defined]
except ImportError:
import collections as collections_abc # type: ignore[no-redef]

======>
try:
from collections import abc as collections_abc # type: ignore[attr-defined]
except ImportError:
import collections as collections_abc # type: ignore[no-redef]

[skydoorkai]

@linzhidao1010 Which python version are you using?