Python process.task_id方法代码示例

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def _reload_on_update(modify_times):
    if _reload_attempted:
        # We already tried to reload and it didn't work, so don't try again.
        return
    if process.task_id() is not None:
        # We're in a child process created by fork_processes.  If child
        # processes restarted themselves, they'd all restart and then
        # all call fork_processes again.
        return
    for module in list(sys.modules.values()):
        # Some modules play games with sys.modules (e.g. email/__init__.py
        # in the standard library), and occasionally this can cause strange
        # failures in getattr.  Just ignore anything that's not an ordinary
        # module.
        if not isinstance(module, types.ModuleType):
            continue
        path = getattr(module, "__file__", None)
        if not path:
            continue
        if path.endswith(".pyc") or path.endswith(".pyo"):
            path = path[:-1]
        _check_file(modify_times, path)
    for path in _watched_files:
        _check_file(modify_times, path) 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def _reload_on_update(modify_times: Dict[str, float]) -> None:
    if _reload_attempted:
        # We already tried to reload and it didn't work, so don't try again.
        return
    if process.task_id() is not None:
        # We're in a child process created by fork_processes.  If child
        # processes restarted themselves, they'd all restart and then
        # all call fork_processes again.
        return
    for module in list(sys.modules.values()):
        # Some modules play games with sys.modules (e.g. email/__init__.py
        # in the standard library), and occasionally this can cause strange
        # failures in getattr.  Just ignore anything that's not an ordinary
        # module.
        if not isinstance(module, types.ModuleType):
            continue
        path = getattr(module, "__file__", None)
        if not path:
            continue
        if path.endswith(".pyc") or path.endswith(".pyo"):
            path = path[:-1]
        _check_file(modify_times, path)
    for path in _watched_files:
        _check_file(modify_times, path) 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def test_simple(self):
        code = textwrap.dedent(
            """
            from tornado.ioloop import IOLoop
            from tornado.process import task_id
            from tornado.tcpserver import TCPServer

            server = TCPServer()
            server.bind(0, address='127.0.0.1')
            server.start(3)
            IOLoop.current().run_sync(lambda: None)
            print(task_id(), end='')
        """
        )
        out = self.run_subproc(code)
        self.assertEqual("".join(sorted(out)), "012") 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def test_advanced(self):
        code = textwrap.dedent(
            """
            from tornado.ioloop import IOLoop
            from tornado.netutil import bind_sockets
            from tornado.process import fork_processes, task_id
            from tornado.ioloop import IOLoop
            from tornado.tcpserver import TCPServer

            sockets = bind_sockets(0, address='127.0.0.1')
            fork_processes(3)
            server = TCPServer()
            server.add_sockets(sockets)
            IOLoop.current().run_sync(lambda: None)
            print(task_id(), end='')
        """
        )
        out = self.run_subproc(code)
        self.assertEqual("".join(sorted(out)), "012") 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def _reload_on_update(modify_times):
    if _reload_attempted:
        # We already tried to reload and it didn't work, so don't try again.
        return
    if process.task_id() is not None:
        # We're in a child process created by fork_processes.  If child
        # processes restarted themselves, they'd all restart and then
        # all call fork_processes again.
        return
    for module in sys.modules.values():
        # Some modules play games with sys.modules (e.g. email/__init__.py
        # in the standard library), and occasionally this can cause strange
        # failures in getattr.  Just ignore anything that's not an ordinary
        # module.
        if not isinstance(module, types.ModuleType):
            continue
        path = getattr(module, "__file__", None)
        if not path:
            continue
        if path.endswith(".pyc") or path.endswith(".pyo"):
            path = path[:-1]
        _check_file(modify_times, path)
    for path in _watched_files:
        _check_file(modify_times, path) 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def test_advanced(self):
        code = textwrap.dedent("""
            from __future__ import print_function
            from tornado.ioloop import IOLoop
            from tornado.netutil import bind_sockets
            from tornado.process import fork_processes, task_id
            from tornado.ioloop import IOLoop
            from tornado.tcpserver import TCPServer

            sockets = bind_sockets(0, address='127.0.0.1')
            fork_processes(3)
            server = TCPServer()
            server.add_sockets(sockets)
            IOLoop.current().run_sync(lambda: None)
            print(task_id(), end='')
        """)
        out = self.run_subproc(code)
        self.assertEqual(''.join(sorted(out)), "012") 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def test_multi_process(self):
        self.assertFalse(IOLoop.initialized())
        port = get_unused_port()

        def get_url(path):
            return "http://127.0.0.1:%d%s" % (port, path)
        sockets = bind_sockets(port, "127.0.0.1")
        # ensure that none of these processes live too long
        signal.alarm(5)
        try:
            id = fork_processes(3, max_restarts=3)
        except SystemExit, e:
            # if we exit cleanly from fork_processes, all the child processes
            # finished with status 0
            self.assertEqual(e.code, 0)
            self.assertTrue(task_id() is None)
            for sock in sockets:
                sock.close()
            return 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def tearDown(self):
        if task_id() is not None:
            # We're in a child process, and probably got to this point
            # via an uncaught exception.  If we return now, both
            # processes will continue with the rest of the test suite.
            # Exit now so the parent process will restart the child
            # (since we don't have a clean way to signal failure to
            # the parent that won't restart)
            logging.error("aborting child process from tearDown")
            logging.shutdown()
            os._exit(1)
        # In the surviving process, clear the alarm we set earlier
        signal.alarm(0)
        super(ProcessTest, self).tearDown() 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def test_simple(self):
        code = textwrap.dedent("""
            from __future__ import print_function
            from tornado.ioloop import IOLoop
            from tornado.process import task_id
            from tornado.tcpserver import TCPServer

            server = TCPServer()
            server.bind(0, address='127.0.0.1')
            server.start(3)
            IOLoop.current().run_sync(lambda: None)
            print(task_id(), end='')
        """)
        out = self.run_subproc(code)
        self.assertEqual(''.join(sorted(out)), "012") 

# 需要导入模块: from tornado import process [as 别名]
# 或者: from tornado.process import task_id [as 别名]
def _reload_on_update(modify_times):
    global needs_to_reload
    if _reload_attempted:
        # We already tried to reload and it didn't work, so don't try again.
        return
    if process.task_id() is not None:
        # We're in a child process created by fork_processes.  If child
        # processes restarted themselves, they'd all restart and then
        # all call fork_processes again.
        return
    for module in list(sys.modules.values()):
        # Some modules play games with sys.modules (e.g. email/__init__.py
        # in the standard library), and occasionally this can cause strange
        # failures in getattr.  Just ignore anything that's not an ordinary
        # module.
        if not isinstance(module, types.ModuleType):
            continue
        path = getattr(module, "__file__", None)
        if not path:
            continue
        if path.endswith(".pyc") or path.endswith(".pyo"):
            path = path[:-1]

        result = _check_file(modify_times, module, path)
        if result is False:
            # If any files errored, we abort this attempt at reloading.
            return
        if result is True:
            # If any files had actual changes that import properly,
            # we'll plan to reload the next time we run with no files
            # erroring.
            needs_to_reload = True

    if needs_to_reload:
        _reload()