From 1f22fc73211da0e828ad546701bc3cf9bf0bc4ea Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.com>
Date: Sun, 22 May 2011 15:22:22 -0400
Subject: [PATCH] BytesIO

---
 tablib/compat.py       | 1 -
 tablib/formats/_csv.py | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/tablib/compat.py b/tablib/compat.py
index 3e88305..0fac899 100644
--- a/tablib/compat.py
+++ b/tablib/compat.py
@@ -36,7 +36,6 @@ if is_py3:
 
 else:
     from cStringIO import StringIO as BytesIO
-    from cStringIO import StringIO
     import tablib.packages.xlwt as xlwt
     from tablib.packages import markup
     from itertools import ifilter
diff --git a/tablib/formats/_csv.py b/tablib/formats/_csv.py
index 7581246..2e459ff 100644
--- a/tablib/formats/_csv.py
+++ b/tablib/formats/_csv.py
@@ -20,7 +20,7 @@ DEFAULT_ENCODING = 'utf-8'
 
 def export_set(dataset):
     """Returns CSV representation of Dataset."""
-    stream = ()
+    stream = BytesIO()
 
     if is_py3:
         _csv = csv.writer(stream)