remove trailing whitespace

Dr-Irv · Dr-Irv · commit b57d523b3006 · 2019-07-12T16:05:44.000-04:00
diff --git a/doc/source/user_guide/io.rst b/doc/source/user_guide/io.rst
@@ -3233,7 +3233,7 @@ The look and feel of Excel worksheets created from pandas can be modified using
 
 Using the `Xlsxwriter`_ engine provides many options for controlling the
 format of an Excel worksheet created with the ``to_excel`` method.  Excellent examples can be found in the
-`Xlsxwriter`_ documentation here: https://xlsxwriter.readthedocs.io/working_with_pandas.html 
+`Xlsxwriter`_ documentation here: https://xlsxwriter.readthedocs.io/working_with_pandas.html
 
 .. _io.ods:
 
