def _merge_redundant(self):
    for i in range((len(self._values) - 1), 0, (- 1)):
        if (self._values[i][1] == self._values[(i - 1)][1]):
            del self._values[i]
def _merge_redundant(self):
    for i in range((len(self._values) - 1), 0, (- 1)):
        if (self._values[i][1] == self._values[(i - 1)][1]):
            del self._values[i]