def test_semaphore_rebuild(self):
from _multiprocessing import SemLock
kind = self.SEMAPHORE
value = 1
maxvalue = 1
sem = SemLock(kind, value, maxvalue)
sem2 = SemLock._rebuild(sem.handle, kind, value)
assert sem.handle == sem2.handle
def test_semaphore_rebuild(self):
from _multiprocessing import SemLock
kind = self.SEMAPHORE
value = 1
maxvalue = 1
sem = SemLock(kind, value, maxvalue)
sem2 = SemLock._rebuild(sem.handle, kind, value)
assert sem.handle == sem2.handle
def __setstate__(self, state):
if sys.version_info < (3, 4):
h, kind, maxvalue, name = state
self._semlock = SemLockC(h, kind, maxvalue, name=name)
else:
self._semlock = SemLockC._rebuild(*state)
util.debug('recreated blocker with handle %r and name %s' %
(state[0], state[3]))
self._make_methods()
def test_semaphore_rebuild(self):
import sys
if sys.platform == 'win32':
from _multiprocessing import SemLock
def sem_unlink(*args):
pass
else:
from _multiprocessing import SemLock, sem_unlink
kind = self.SEMAPHORE
value = 1
maxvalue = 1
sem = SemLock(kind, value, maxvalue, "4.2", unlink=False)
try:
sem2 = SemLock._rebuild(-1, kind, value, "4.2")
#assert sem.handle != sem2.handle---even though they come
# from different calls to sem_open(), on Linux at least,
# they are the same pointer
sem2 = SemLock._rebuild(sem.handle, kind, value, None)
assert sem.handle == sem2.handle
finally:
sem_unlink("4.2")
def __setstate__(self, state):
self._semlock = _SemLock._rebuild(*state)
util.debug('recreated blocker with handle %r and name "%s"'
% (state[0], state[3]))
self._make_methods()
def __setstate__(self, state):
self._semlock = _SemLock._rebuild(*state)
util.debug(
f'recreated blocker with handle {state[0]!r} and name "{state[3]}"'
)
self._make_methods()
def __setstate__(self, state):
self._semlock = _SemLock._rebuild(*state)
util.debug('recreated blocker with handle %r and name "%s"'
% (state[0], state[3]))
self._make_methods()
def __setstate__(self, state):
reader, writer = state
self._reader = SemLock._rebuild(*reader)
self._writer = SemLock._rebuild(*writer)
