def _maintain_pool(self):
        if self._join_exited_workers():
            self._repopulate_pool()
Pretty-print an AST to the given output stream.
dataset/ETHPy150Open amrdraz/kodr/app/brython/www/src/Lib/multiprocessing/pool.py/Pool._maintain_pool--crossover with--dataset/ETHPy150Open anandology/pyjamas/pgen/astpprint.py/getAststr