Method unpack

Lib/test/test_tcl.py:729–730

(s)

        join = tkinter._join
        tcl = self.interp.tk
        def unpack(s):
            return tcl.call('lindex', s, 0)
        def check(value):
            self.assertEqual(unpack(join([value])), value)
            self.assertEqual(unpack(join([value, 0])), value)