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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def pointInside(self, point):
 """ Determine if ``point`` is in the black or white of the glyph. True ``point`` must be a :ref:`type-coordinate`. """

        point = normalizers.normalizeCoordinateTuple(point)
        return self._pointInside(point)