From 1ba8cba16fca8788058b1b2d44fb13dd2c9b8def Mon Sep 17 00:00:00 2001
From: Rishipuri <=>
Date: Sat, 16 Jan 2016 00:18:50 +0000
Subject: [PATCH] DOC: read_csv() ignores quotes when a regex is used in sep

---
 doc/source/io.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/source/io.rst b/doc/source/io.rst
index 041daaeb3b12f..e301e353071d9 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -87,7 +87,7 @@ They can take a number of arguments:
     on. With ``sep=None``, ``read_csv`` will try to infer the delimiter
     automatically in some cases by "sniffing".
     The separator may be specified as a regular expression; for instance
-    you may use '\|\\s*' to indicate a pipe plus arbitrary whitespace.
+    you may use '\|\\s*' to indicate a pipe plus arbitrary whitespace, but ignores quotes in the data when a regex is used in separator.
   - ``delim_whitespace``: Parse whitespace-delimited (spaces or tabs) file
     (much faster than using a regular expression)
   - ``compression``: decompress ``'gzip'`` and ``'bz2'`` formats on the fly.