Total: 4
Traceback (most recent call last):
  File "tmx-uniq_edited.py", line 139, in <module>
    Global.tus = uniq(Global.tus, idfun=identity);
  File "tmx-uniq_edited.py", line 114, in uniq
    marker = idfun(item.lower())
AttributeError: TU instance has no attribute 'lower'