From beba317c53d1d4d2f5b64ecd4b1e303632d537d7 Mon Sep 17 00:00:00 2001
From: Adina Wagner <adina.wagner@t-online.de>
Date: Thu, 24 Jan 2019 17:07:59 -0500
Subject: [PATCH] BF: run_info is the third positional argument.

Otherwise it was passing 'events' string when applying Split transformation.
---
 bids/variables/variables.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/bids/variables/variables.py b/bids/variables/variables.py
index d314bd70b..0f98548bb 100644
--- a/bids/variables/variables.py
+++ b/bids/variables/variables.py
@@ -253,9 +253,7 @@ def split(self, grouper):
         subsets = []
         for i, (name, g) in enumerate(data.groupby(grouper)):
             name = '%s.%s' % (self.name, name)
-            args = [name, g, self.source]
-            if hasattr(self, 'run_info'):
-                args.append(self.run_info)
+            args = [name, g, getattr(self, 'run_info', None), self.source]
             col = self.__class__(*args)
             subsets.append(col)
         return subsets