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-rw-r--r--comments.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/comments.py b/comments.py
index 1aa6222..6f6d3ee 100644
--- a/comments.py
+++ b/comments.py
@@ -8,13 +8,16 @@ these are not really related, formatting could be factored out as
a separate base
"""
-from typing import Any, Dict, Optional, List, Union # NOQA
import copy
from collections import MutableSet, Sized, Set
from ruamel.yaml.compat import ordereddict, PY2
+import sys
+if sys.version_info >= (3, 5, 2):
+ from typing import Any, Dict, Optional, List, Union # NOQA
+
__all__ = ["CommentedSeq", "CommentedKeySeq",
"CommentedMap", "CommentedOrderedMap",
"CommentedSet", 'comment_attrib', 'merge_attrib']