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_early_exec_process is a local function that is defined whiting the scope of another function, should be global
34 lines
916 B
Python
34 lines
916 B
Python
from tinygrad.helpers import Timing
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import subprocess
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import multiprocessing
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def _early_exec_process(qin, qout):
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while True:
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path, inp = qin.get()
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qout.put(subprocess.check_output(path, input=inp))
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def enable_early_exec():
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qin: multiprocessing.Queue = multiprocessing.Queue()
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qout: multiprocessing.Queue = multiprocessing.Queue()
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p = multiprocessing.Process(target=_early_exec_process, args=(qin, qout))
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p.daemon = True
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p.start()
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def early_exec(x):
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qin.put(x)
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return qout.get()
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return early_exec
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def proc(itermaker, q) -> None:
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for x in itermaker(): q.put(x)
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q.close()
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def cross_process(itermaker, maxsize=8):
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# TODO: use cloudpickle for itermaker
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q: multiprocessing.Queue = multiprocessing.Queue(maxsize)
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p = multiprocessing.Process(target=proc, args=(itermaker, q))
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p.daemon = True
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p.start()
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# TODO: write tests and handle exit case
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while True: yield q.get()
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