def set_url(self, url):
        self.url = url
        self.host, self.path = urlparse.urlparse(url)[1:3]
Bring the number of pool processes up to the specified number,
dataset/ETHPy150Open babble/babble/include/jython/Lib/robotparser.py/RobotFileParser.set_url--crossover with--dataset/ETHPy150Open amrdraz/kodr/app/brython/www/src/Lib/multiprocessing/pool.py/Pool._repopulate_pool