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Enhance example code for unit-testing

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This commit is contained in:
allegroai 2023-04-30 15:23:30 +03:00
parent c58f8649a2
commit 4f68e0bb01
1 changed files with 26 additions and 16 deletions
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42
examples/distributed/subprocess_example.py
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@ -6,42 +6,38 @@ import subprocess
import sys import sys
import time import time
from argparse import ArgumentParser from argparse import ArgumentParser
from random import randint
from clearml import Task from clearml import Task
# fake data for us to "process"
data = (
['a', '2'], ['b', '4'], ['c', '6'], ['d', '8'],
['e', '1'], ['f', '3'], ['g', '5'], ['h', '7'],
)
def mp_worker(arguments): def mp_worker(arguments):
print('sub process', os.getpid()) print('sub process', os.getpid())
inputs, the_time = arguments data, extra_dict = arguments
from random import randint inputs, the_time = data
additional_parameters = {'stuff_' + str(randint(0, 100)): 'some stuff ' + str(randint(0, 100))} Task.current_task().connect(extra_dict)
Task.current_task().connect(additional_parameters)
print(" Process %s\tWaiting %s seconds" % (inputs, the_time)) print(" Process %s\tWaiting %s seconds" % (inputs, the_time))
time.sleep(int(the_time)) time.sleep(int(the_time))
print(" Process %s\tDONE" % inputs) print(" Process %s\tDONE" % inputs)
def mp_handler(use_subprocess): def mp_handler(use_subprocess, data, additional_parameters):
if use_subprocess: if use_subprocess:
process = multiprocessing.Pool(4) process = multiprocessing.Pool(4)
else: else:
process = multiprocessing.pool.ThreadPool(4) process = multiprocessing.pool.ThreadPool(4)
process.map(mp_worker, data)
process.map(mp_worker, zip(data, additional_parameters))
process.close() process.close()
print('DONE main !!!') print('DONE main !!!')
if __name__ == '__main__': if __name__ == '__main__':
parser = ArgumentParser() parser = ArgumentParser()
parser.add_argument('--num_workers', help='integer value', type=int, default=3) parser.add_argument('--num-workers', help='integer value', type=int, default=3)
parser.add_argument('--use-subprocess', help="Use sub processes", dest='subprocess', action='store_true') parser.add_argument('--use-subprocess', help="Use sub processes", dest='subprocess', action='store_true')
parser.add_argument('--no-subprocess', help="Use threads", dest='subprocess', action='store_false') parser.add_argument('--no-subprocess', help="Use threads", dest='subprocess', action='store_false')
parser.add_argument('--additional-parameters', help='task parameters', type=str, nargs="+")
parser.set_defaults(subprocess=True) parser.set_defaults(subprocess=True)
# this argument we will not be logging, see below Task.init # this argument we will not be logging, see below Task.init
parser.add_argument('--counter', help='integer value', type=int, default=-1) parser.add_argument('--counter', help='integer value', type=int, default=-1)
@ -49,6 +45,18 @@ if __name__ == '__main__':
args = parser.parse_args() args = parser.parse_args()
print(os.getpid(), 'ARGS:', args) print(os.getpid(), 'ARGS:', args)
# Fake data for us to "process"
data = (
['a', '2'], ['b', '4'], ['c', '6'], ['d', '8'],
['e', '1'], ['f', '3'], ['g', '5'], ['h', '7'],
)
if not args.additional_parameters:
# Random task parameters
args.additional_parameters = [
f"stuff_{str(randint(0, 100))}:some stuff {str(randint(0, 100))}" for _ in range(len(data))]
task_parameters = (dict([p.partition(":")[::2]]) for p in args.additional_parameters)
# We have to initialize the task in the master process, # We have to initialize the task in the master process,
# it will make sure that any sub-process calling Task.init will get the master task object # it will make sure that any sub-process calling Task.init will get the master task object
# notice that we exclude the `counter` argument, so we can launch multiple sub-processes with clearml-agent # notice that we exclude the `counter` argument, so we can launch multiple sub-processes with clearml-agent
@ -68,13 +76,15 @@ if __name__ == '__main__':
if counter > 0: if counter > 0:
cmd = [sys.executable, sys.argv[0], cmd = [sys.executable, sys.argv[0],
'--counter', str(counter - 1), '--counter', str(counter - 1),
'--num_workers', str(args.num_workers), '--num-workers', str(args.num_workers),
'--use-subprocess' if args.subprocess else '--no-subprocess'] '--use-subprocess' if args.subprocess else '--no-subprocess',
'--additional-parameters', *args.additional_parameters]
print(cmd) print(cmd)
p = subprocess.Popen(cmd, cwd=os.getcwd()) p = subprocess.Popen(cmd, cwd=os.getcwd())
# the actual "processing" is done here # the actual "processing" is done here
mp_handler(args.subprocess) mp_handler(args.subprocess, data, task_parameters)
print('Done logging') print('Done logging')
# wait for the process we launched # wait for the process we launched