auto_set_column_width docstring with example given

ryanbelt · ryanbelt · commit 92ccded264ed · 2016-03-07T10:17:12.000-05:00
diff --git a/lib/matplotlib/table.py b/lib/matplotlib/table.py
@@ -412,6 +412,12 @@ def auto_set_column_width(self, col):
         """ Given column indexs in either List, Tuple or int. Will be able to
         automatically set the columns into optimal sizes.
 
+        Here is the example of the input, which triger automatic adjustment on 
+        column to optimal size by given index numbers.
+        -1: the row labling
+        0: the 1st column
+        1: the 2nd column
+
         Args:
             col(List): list of indexs
             >>>table.auto_set_column_width([-1,0,1])
