Keep typing-only container import lazy

Signed-off-by: Vibhu Jawa <vjawa@nvidia.com>

Author: VibhuJawa

nemo_curator/stages/deduplication/shuffle_utils/partitioned_exact_filter.py

@@ -16,7 +16,6 @@
 
 import os
 import posixpath
-from collections.abc import Container
 from typing import TYPE_CHECKING, Any, Literal
 
 from fsspec.core import split_protocol
@@ -27,6 +26,8 @@
 from nemo_curator.utils.file_utils import check_disallowed_kwargs, get_fs
 
 if TYPE_CHECKING:
+    from collections.abc import Container
+
     import cudf