From 64bbb83ee89e26c6df800a3f5ba65a8d0dceac3e Mon Sep 17 00:00:00 2001
From: Eddie Hebert <ehebert@quantopian.com>
Date: Wed, 15 Jul 2015 09:24:42 -0400
Subject: [PATCH] BUG: Force string for asset data values.

Internal tests depend on string vs. unicode for various asset data, so
enforce strings by setting the text_factory on the sqlite connection.
---
 zipline/assets/assets.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/zipline/assets/assets.py b/zipline/assets/assets.py
index 197dd7c8..4365da37 100644
--- a/zipline/assets/assets.py
+++ b/zipline/assets/assets.py
@@ -116,6 +116,7 @@ class AssetFinder(object):
                 pd.Timestamp('now', tz='UTC'))
 
         self.conn = sqlite3.connect(db_path)
+        self.conn.text_factory = str
         self.cursor = self.conn.cursor()
 
         # The AssetFinder also holds a nested-dict of all metadata for