def trace(context=1):
    return getinnerframes(sys.exc_info()[2], context)
Tree does not support C{setNullSelectionItemId}.
dataset/ETHPy150Open ufora/ufora/packages/python/pyfora/PyforaInspect.py/trace--crossover with--dataset/ETHPy150Open rwl/muntjac/muntjac/ui/tree.py/Tree.setNullSelectionItemId