ENH:3715 - add documentation

nchmura4 · nchmura4 · commit 5bef4ec2c1fd · 2016-12-02T01:42:34.000-05:00
diff --git a/doc/source/whatsnew/v0.20.0.txt b/doc/source/whatsnew/v0.20.0.txt
@@ -49,7 +49,7 @@ Other enhancements
 ^^^^^^^^^^^^^^^^^^
 
 - ``pd.read_excel`` now preserves sheet order when using ``sheetname=None`` (:issue:`9930`)
-
+- ``DataFrame.asfreq()`` now accepts a fill_value option to fill missing values during resampling (:issue:`3715`).
 
 .. _whatsnew_0200.api_breaking:
 
