fix mypy issue

topper-123 · topper-123 · commit 02e5715423f8 · 2023-01-23T12:03:49.000Z
diff --git a/pandas/core/indexes/base.py b/pandas/core/indexes/base.py
@@ -1294,7 +1294,7 @@ def _format_native_types(
         self,
         *,
         na_rep: str_t = "",
-        decimal: str = ".",
+        decimal: str_t = ".",
         float_format=None,
         date_format=None,
         quoting=None,
