Python get_all_start_methods Examples

Example #1

File: test_multiprocessing_main_handling.py Project: mamh-mixed/python-multiprocess

import importlib.machinery
import zipimport
import unittest
import sys
import os
import os.path
import py_compile

from test.support.script_helper import (make_pkg, make_script, make_zip_pkg,
                                        make_zip_script, assert_python_ok,
                                        assert_python_failure, spawn_python,
                                        kill_python)

# Look up which start methods are available to test
import multiprocess as multiprocessing
AVAILABLE_START_METHODS = set(multiprocessing.get_all_start_methods())

# Issue #22332: Skip tests if sem_open implementation is broken.
support.import_module('multiprocess.synchronize')

verbose = support.verbose

test_source = """\
# multiprocessing includes all sorts of shenanigans to make __main__
# attributes accessible in the subprocess in a pickle compatible way.

# We run the "doesn't work in the interactive interpreter" example from
# the docs to make sure it *does* work from an executed __main__,
# regardless of the invocation mechanism

import sys

Example #2

File: test_multiprocessing_main_handling.py Project: uqfoundation/multiprocess

import unittest
import sys
import os
import os.path
import py_compile

from test.support.script_helper import (
    make_pkg, make_script, make_zip_pkg, make_zip_script,
    assert_python_ok)

if support.PGO:
    raise unittest.SkipTest("test is not helpful for PGO")

# Look up which start methods are available to test
import multiprocess as multiprocessing
AVAILABLE_START_METHODS = set(multiprocessing.get_all_start_methods())

# Issue #22332: Skip tests if sem_open implementation is broken.
support.import_module('multiprocess.synchronize')

verbose = support.verbose

test_source = """\
# multiprocessing includes all sorts of shenanigans to make __main__
# attributes accessible in the subprocess in a pickle compatible way.

# We run the "doesn't work in the interactive interpreter" example from
# the docs to make sure it *does* work from an executed __main__,
# regardless of the invocation mechanism

import sys