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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 _setuie(self, i):
 """Initialise bitstring with unsigned interleaved exponential-Golomb code for integer i. Raises CreationError if i < 0. """

        if i < 0:
            raise CreationError("Cannot use negative initialiser for unsigned "
                                "interleaved exponential-Golomb.")
        self._setbin_unsafe('1' if i == 0 else '0' + '0'.join(bin(i + 1)[3:]) + '1')