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senpy/tests/plugins/async_plugin/asyncplugin.py
J. Fernando Sánchez e582ef07d4 Fix multiprocessing tests in python2.7
Closes #28 for python 2.

Apparently, process pools are not contexts in python 2.7.
On the other hand, in py2 you cannot pickle instance methods, so
you have to implement Pool tasks as independent functions.
2017-04-10 20:17:38 +02:00

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538 B
Python

from senpy.plugins import AnalysisPlugin
import multiprocessing
def _train(process_number):
return process_number
class AsyncPlugin(AnalysisPlugin):
def _do_async(self, num_processes):
pool = multiprocessing.Pool(processes=num_processes)
values = pool.map(_train, range(num_processes))
return values
def activate(self):
self.value = self._do_async(4)
def analyse_entry(self, entry, params):
values = self._do_async(2)
entry.async_values = values
yield entry