docs: Fix is_not_nan description (#18985)

pola-rs · Sep 27, 2024 · 1be1792 · 1be1792
1 parent 27e2607
commit 1be1792
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/py-polars/polars/series/series.py b/py-polars/polars/series/series.py
@@ -3695,7 +3695,7 @@ def is_infinite(self) -> Series:
 
     def is_nan(self) -> Series:
         """
-        Returns a boolean Series indicating which values are not NaN.
+        Returns a boolean Series indicating which values are NaN.
 
         Returns
         -------