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@@ -1,9 +1,15 @@
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# coding: utf-8
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-import os
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+import ctypes
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+import multiprocessing
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import psutil
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+from multiprocessing import Manager
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+from multiprocessing import Array
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+import pytest
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+
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+from synergine2.config import Config
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from synergine2.processing import ProcessManager
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-from synergine2.utils import ChunkManager
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+from synergine2.share import SharedDataManager
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from tests import BaseTest
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14
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9
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15
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available_cores = len(psutil.Process().cpu_affinity())
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@@ -17,85 +23,135 @@ class MyFakeClass(object):
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class TestProcessing(BaseTest):
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def make_job_with_scalar(
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self,
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- data_chunk: list,
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- process_number: int,
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- process_count: int,
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- ) -> tuple:
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- current_pid = os.getpid()
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- result = sum(data_chunk)
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- return current_pid, result
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+ data: list,
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+ ):
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+ result = sum(data)
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+ return result
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def make_job_with_object(
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self,
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- data_chunk: list,
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- process_number: int,
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- process_count: int,
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- ) -> tuple:
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- current_pid = os.getpid()
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- data = [o.value for o in data_chunk]
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+ data: list,
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+ ):
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+ data = [o.value for o in data]
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result = sum(data)
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- return current_pid, MyFakeClass(result)
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+ return MyFakeClass(result)
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def test_parallel_jobs_with_scalar(self):
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- chunk_manager = ChunkManager(available_cores)
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process_manager = ProcessManager(
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+ config=Config({}),
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process_count=available_cores,
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- chunk_manager=chunk_manager,
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+ job=self.make_job_with_scalar,
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)
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data = list(range(100))
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- process_id_list = []
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- final_result = 0
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- results = process_manager.chunk_and_execute_jobs(
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- data,
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- job_maker=self.make_job_with_scalar,
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- )
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-
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- for process_id, result in results:
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- final_result += result
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- process_id_list.append(process_id)
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+ results = process_manager.make_them_work(data)
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+ process_manager.terminate()
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- # Goal is 4950
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- assert final_result == 4950
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+ assert sum(results) == 39600
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def test_non_parallel_jobs_with_scalar(self):
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- chunk_manager = ChunkManager(1)
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+ # TODO: process manager utilise actuellement un cpu quand même, changer ca
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process_manager = ProcessManager(
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+ config=Config({}),
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process_count=1,
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- chunk_manager=chunk_manager,
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+ job=self.make_job_with_scalar,
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)
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data = list(range(100))
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- results = process_manager.chunk_and_execute_jobs(
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- data,
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- job_maker=self.make_job_with_scalar,
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- )
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- process_id, final_result = results[0]
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+ results = process_manager.make_them_work(data)
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+ process_manager.terminate()
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+ final_result = results[0]
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assert len(results) == 1
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- assert process_id == os.getpid()
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assert final_result == 4950
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def test_parallel_jobs_with_objects(self):
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- chunk_manager = ChunkManager(available_cores)
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process_manager = ProcessManager(
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+ config=Config({}),
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process_count=available_cores,
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- chunk_manager=chunk_manager,
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+ job=self.make_job_with_object,
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)
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data = [MyFakeClass(v) for v in range(100)]
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- process_id_list = []
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final_result = 0
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- results = process_manager.chunk_and_execute_jobs(
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- data,
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- job_maker=self.make_job_with_object,
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- )
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+ results = process_manager.make_them_work(data)
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+ process_manager.terminate()
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- for process_id, result_object in results:
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+ for result_object in results:
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final_result += result_object.value
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- process_id_list.append(process_id)
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- # Goal is 4950
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- assert final_result == 4950
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+ assert final_result == 39600
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+
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+ def test_shared_memory_with_shared_manager(self):
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+ shared = SharedDataManager()
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+ shared.set('counter', 42)
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+
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+ def job(*args, **kwargs):
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+ return shared.get('counter') + 1
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+
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+ process_manager = ProcessManager(
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+ config=Config({}),
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+ process_count=available_cores,
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+ job=job,
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+ )
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+
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+ results = process_manager.make_them_work(None)
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+ process_manager.terminate()
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+
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+ assert results[0] == 43
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+
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+ def test_share_data_with_function(self):
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+ shared = SharedDataManager()
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+
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+ class Foo(object):
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+ counter = shared.create('counter', 0)
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+
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+ def job(*args, **kwargs):
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+ return shared.get('counter') + 1
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+
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+ process_manager = ProcessManager(
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+ config=Config({}),
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+ process_count=available_cores,
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+ job=job,
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+ )
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+
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+ foo = Foo()
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+ foo.counter = 42
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+
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+ results = process_manager.make_them_work(None)
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+ assert results[0] == 43
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+
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+ foo.counter = 45
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+
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+ results = process_manager.make_them_work(None)
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+ assert results[0] == 46
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+
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+ process_manager.terminate()
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+
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+ def test_after_created_shared_data(self):
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+ shared = SharedDataManager()
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+
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+ shared.set('foo_1', 0)
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+
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+ def job(key):
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+ return shared.get('foo_{}'.format(key)) + 1
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+
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+ process_manager = ProcessManager(
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+ config=Config({}),
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+ process_count=available_cores,
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+ job=job,
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+ )
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+
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+ shared.set('foo_1', 42)
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+
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+ results = process_manager.make_them_work('1')
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+ assert results[0] == 43
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+
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+ shared.set('foo_2', 52)
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+
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+ results = process_manager.make_them_work('2')
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+ assert results[0] == 53
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+
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+ process_manager.terminate()
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