Fixed Python3 compatibility bug in exception raising

pintohutch · pintohutch · commit 818da998e3e0 · 2016-01-13T14:27:00.000-05:00
diff --git a/nipype/interfaces/io.py b/nipype/interfaces/io.py
@@ -685,7 +685,7 @@ def _list_outputs(self):
             if not os.path.exists(outdir):
                 try:
                     os.makedirs(outdir)
-                except OSError, inst:
+                except OSError as inst:
                     if 'File exists' in inst:
                         pass
                     else:
