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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 add(self, uuid):
 """ Adds a key to the HyperLogLog """

        if uuid:
            # Computing the hash
            try:
                x = hash64(uuid)
            except UnicodeEncodeError:
                x = hash64(uuid.encode('ascii', 'ignore'))
            # Finding the register to update by using the first b bits as an index
            j = x & ((1 << self.b) - 1)
            # Remove those b bits
            w = x >> self.b
            # Find the first 0 in the remaining bit pattern
            self.M[j] = max(self.M[j], self._get_rho(w, self.bitcount_arr))