fix single line case

salma1601 · salma1601 · commit e5fc7743715b · 2017-10-06T13:04:55.000+02:00
diff --git a/nipype/interfaces/afni/utils.py b/nipype/interfaces/afni/utils.py
@@ -738,7 +738,7 @@ def _list_outputs(self):
         if len(sout) > 1:
             outputs['cm'] = [tuple(s) for s in sout]
         else:
-            outputs['cm'] = tuple(sout)
+            outputs['cm'] = tuple(sout[0])
         return outputs
 
 
