1 files changed, 10 insertions, 0 deletions
diff --git a/markdown_it/_compat.py b/markdown_it/_compat.py
new file mode 100644
index 0000000..12df1aa
--- /dev/null
+++ b/markdown_it/_compat.py
@@ -0,0 +1,10 @@
+from __future__ import annotations
+
+from collections.abc import Mapping
+import sys
+from typing import Any
+
+if sys.version_info >= (3, 10):
+    DATACLASS_KWARGS: Mapping[str, Any] = {"slots": True}
+else:
+    DATACLASS_KWARGS: Mapping[str, Any] = {}