本文整理匯總了Python中threading._shutdown方法的典型用法代碼示例。如果您正苦於以下問題：Python threading._shutdown方法的具體用法？Python threading._shutdown怎麽用？Python threading._shutdown使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類threading的用法示例。
在下文中一共展示了threading._shutdown方法的8個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_join_nondaemon_on_shutdown
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def test_join_nondaemon_on_shutdown(self):
# Issue 1722344
# Raising SystemExit skipped threading._shutdown
p = subprocess.Popen([sys.executable, "-c", """if 1:
import threading
from time import sleep
def child():
sleep(1)
# As a non-daemon thread we SHOULD wake up and nothing
# should be torn down yet
print "Woke up, sleep function is:", sleep
threading.Thread(target=child).start()
raise SystemExit
"""],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
self.addCleanup(p.stdout.close)
self.addCleanup(p.stderr.close)
stdout, stderr = p.communicate()
self.assertEqual(stdout.strip(),
"Woke up, sleep function is: <built-in function sleep>")
stderr = re.sub(r"^\[\d+ refs\]", "", stderr, re.MULTILINE).strip()
self.assertEqual(stderr, "") 示例2: test_finalize_with_trace
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def test_finalize_with_trace(self):
# Issue1733757
# Avoid a deadlock when sys.settrace steps into threading._shutdown
assert_python_ok("-c", """if 1:
import sys, threading
# A deadlock-killer, to prevent the
# testsuite to hang forever
def killer():
import os, time
time.sleep(2)
print('program blocked; aborting')
os._exit(2)
t = threading.Thread(target=killer)
t.daemon = True
t.start()
# This is the trace function
def func(frame, event, arg):
threading.current_thread()
return func
sys.settrace(func)
""") 示例3: test_join_nondaemon_on_shutdown
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def test_join_nondaemon_on_shutdown(self):
# Issue 1722344
# Raising SystemExit skipped threading._shutdown
rc, out, err = assert_python_ok("-c", """if 1:
import threading
from time import sleep
def child():
sleep(1)
# As a non-daemon thread we SHOULD wake up and nothing
# should be torn down yet
print("Woke up, sleep function is:", sleep)
threading.Thread(target=child).start()
raise SystemExit
""")
self.assertEqual(out.strip(),
b"Woke up, sleep function is: <built-in function sleep>")
self.assertEqual(err, b"") 示例4: test_join_nondaemon_on_shutdown
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def test_join_nondaemon_on_shutdown(self):
# Issue 1722344
# Raising SystemExit skipped threading._shutdown
p = subprocess.Popen([sys.executable, "-c", """if 1:
import threading
from time import sleep
def child():
sleep(1)
# As a non-daemon thread we SHOULD wake up and nothing
# should be torn down yet
print "Woke up, sleep function is:", sleep
threading.Thread(target=child).start()
raise SystemExit
"""],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
self.addCleanup(p.stdout.close)
self.addCleanup(p.stderr.close)
stdout, stderr = p.communicate()
self.assertTrue(stdout.strip().startswith(
"Woke up, sleep function is: <java function sleep"))
stderr = re.sub(r"^\[\d+ refs\]", "", stderr, re.MULTILINE).strip()
self.assertEqual(stderr, "") 示例5: test_finalize_with_trace
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def test_finalize_with_trace(self):
# Issue1733757
# Avoid a deadlock when sys.settrace steps into threading._shutdown
p = subprocess.Popen([sys.executable, "-c", """if 1:
import sys, threading
# A deadlock-killer, to prevent the
# testsuite to hang forever
def killer():
import os, time
time.sleep(2)
print 'program blocked; aborting'
os._exit(2)
t = threading.Thread(target=killer)
t.daemon = True
t.start()
# This is the trace function
def func(frame, event, arg):
threading.current_thread()
return func
sys.settrace(func)
"""],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
self.addCleanup(p.stdout.close)
self.addCleanup(p.stderr.close)
stdout, stderr = p.communicate()
rc = p.returncode
self.assertFalse(rc == 2, "interpreted was blocked")
self.assertTrue(rc == 0,
"Unexpected error: " + repr(stderr)) 示例6: exitfunc
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def exitfunc():
global IS_EXITING
IS_EXITING = True
_cleanup()
_shutdown() 示例7: is_exiting
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def is_exiting():
return IS_EXITING
# use threading._shutdown to exec cleanup when main thread exit
# atexit exec after all thread exit, which needs to cooperate with daemon thread.
# daemon thread is evil, which abruptly exit causing unexpected error 示例8: _bootstrap
# 需要導入模塊: import threading [as 別名]
# 或者: from threading import _shutdown [as 別名]
def _bootstrap(self):
from . import util, context
global _current_process, _process_counter, _children
try:
if self._start_method is not None:
context._force_start_method(self._start_method)
_process_counter = itertools.count(1)
_children = set()
util._close_stdin()
old_process = _current_process
_current_process = self
try:
util._finalizer_registry.clear()
util._run_after_forkers()
finally:
# delay finalization of the old process object until after
# _run_after_forkers() is executed
del old_process
util.info('child process calling self.run()')
try:
self.run()
exitcode = 0
finally:
util._exit_function()
except SystemExit as e:
if not e.args:
exitcode = 1
elif isinstance(e.args[0], int):
exitcode = e.args[0]
else:
sys.stderr.write(str(e.args[0]) + '\n')
exitcode = 1
except:
exitcode = 1
import traceback
sys.stderr.write('Process %s:\n' % self.name)
traceback.print_exc()
finally:
threading._shutdown()
util.info('process exiting with exitcode %d' % exitcode)
util._flush_std_streams()
return exitcode
#
# We subclass bytes to avoid accidental transmission of auth keys over network
#