From a084273b1bdba95332d23cac0a316b25169ab1e1 Mon Sep 17 00:00:00 2001
From: Thomas Grainger <tagrain@gmail.com>
Date: Wed, 19 Nov 2014 16:04:17 +0000
Subject: [PATCH] Clarify encoding kwarg on to_csv

---
 pandas/core/frame.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 0ea53920ffe3c..237012a71aeb4 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -1137,8 +1137,8 @@ def to_csv(self, path_or_buf=None, sep=",", na_rep='', float_format=None,
         mode : str
             Python write mode, default 'w'
         encoding : string, optional
-            a string representing the encoding to use if the contents are
-            non-ascii, for python versions prior to 3
+            A string representing the encoding to use in the output file,
+            defaults to 'ascii' on Python 2 and 'utf-8' on Python 3.
         line_terminator : string, default '\\n'
             The newline character or character sequence to use in the output
             file