def add(self, uuid):
if uuid:<EOL><INDENT>try:<EOL><INDENT>x = hash64(uuid)<EOL><DEDENT>except UnicodeEncodeError:<EOL><INDENT>x = hash64(uuid.encode('<STR_LIT:ascii>', '<STR_LIT:ignore>'))<EOL><DEDENT>j = x & ((<NUM_LIT:1> << self.b) - <NUM_LIT:1>)<EOL>w = x >> self.b<EOL>self.M[j] = max(self.M[j], self._get_rho(w, self.bitcount_arr))<EOL><DEDENT>
Adds a key to the HyperLogLog