def imap_unordered_async(self, func, iterable, chunksize=None,
                             callback=None):
        apply_result = ApplyResult(callback=callback)
        collector = UnorderedResultCollector(apply_result)
        self._create_sequences(func, iterable, chunksize, collector)
        return apply_result
A variant of the imap_unordered() method which returns an
dataset/ETHPy150Open serverdensity/sd-agent/checks/libs/thread_pool.py/Pool.imap_unordered_async