def index(self, item):
        return self.tk.getint(self.tk.call(self._w, "index", item))
Return true if the object is a user-defined function.
dataset/ETHPy150Open francelabs/datafari/windows/python/Lib/lib-tk/ttk.py/Treeview.index--crossover with--dataset/ETHPy150Open cournape/Bento/bento/compat/inspect.py/isfunction