DOC: Fix rolling doc with win_type triang (#26794)

ihsansecer · WillAyd · commit 129aaea46db9 · 2019-06-11T21:42:49.000-04:00
diff --git a/pandas/core/window.py b/pandas/core/window.py
@@ -530,8 +530,8 @@ class Window(_Window):
     >>> df.rolling(2, win_type='triang').sum()
          B
     0  NaN
-    1  1.0
-    2  2.5
+    1  0.5
+    2  1.5
     3  NaN
     4  NaN
 

-Original file line number
+Diff line change
     >>> df.rolling(2, win_type='triang').sum()
+         B
 NaN
 -    1  1.0
 -    2  2.5
 +    1  0.5
 +    2  1.5
 NaN
 NaN