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Branden Hall
46 lines
751 B
Python
46 lines
751 B
Python
#!/usr/bin/env python
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import multiprocessing
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import concurrent.futures
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def default_n():
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return multiprocessing.cpu_count()
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n = default_n()
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pool = concurrent.futures.ThreadPoolExecutor(max_workers=n)
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callbacks = []
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results = []
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def run(f, *args, **kwargs):
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pool._max_workers = n
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pool._adjust_thread_count()
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f = pool.submit(f, *args, **kwargs)
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results.append(f)
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return f
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def task(f):
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def do_task(*args, **kwargs):
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result = run(f, *args, **kwargs)
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results.append(result)
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for cb in callbacks:
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result.add_done_callback(cb)
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return result
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return do_task
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def callback(f):
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callbacks.append(f)
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def register_callback():
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f()
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return register_callback
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