Python ioloop.set_blocking_log_threshold方法代码示例

# 需要导入模块: from tornado import ioloop [as 别名]
# 或者: from tornado.ioloop import set_blocking_log_threshold [as 别名]
def _reload():
    global _reload_attempted
    _reload_attempted = True
    for fn in _reload_hooks:
        fn()
    if hasattr(signal, "setitimer"):
        # Clear the alarm signal set by
        # ioloop.set_blocking_log_threshold so it doesn't fire
        # after the exec.
        signal.setitimer(signal.ITIMER_REAL, 0, 0)
    # sys.path fixes: see comments at top of file.  If sys.path[0] is an empty
    # string, we were (probably) invoked with -m and the effective path
    # is about to change on re-exec.  Add the current directory to $PYTHONPATH
    # to ensure that the new process sees the same path we did.
    path_prefix = '.' + os.pathsep
    if (sys.path[0] == '' and
            not os.environ.get("PYTHONPATH", "").startswith(path_prefix)):
        os.environ["PYTHONPATH"] = (path_prefix +
                                    os.environ.get("PYTHONPATH", ""))
    if not _has_execv:
        subprocess.Popen([sys.executable] + sys.argv)
        sys.exit(0)
    else:
        try:
            os.execv(sys.executable, [sys.executable] + sys.argv)
        except OSError:
            # Mac OS X versions prior to 10.6 do not support execv in
            # a process that contains multiple threads.  Instead of
            # re-executing in the current process, start a new one
            # and cause the current process to exit.  This isn't
            # ideal since the new process is detached from the parent
            # terminal and thus cannot easily be killed with ctrl-C,
            # but it's better than not being able to autoreload at
            # all.
            # Unfortunately the errno returned in this case does not
            # appear to be consistent, so we can't easily check for
            # this error specifically.
            os.spawnv(os.P_NOWAIT, sys.executable,
                      [sys.executable] + sys.argv)
            # At this point the IOLoop has been closed and finally
            # blocks will experience errors if we allow the stack to
            # unwind, so just exit uncleanly.
            os._exit(0) 

# 需要导入模块: from tornado import ioloop [as 别名]
# 或者: from tornado.ioloop import set_blocking_log_threshold [as 别名]
def _reload() -> None:
    global _reload_attempted
    _reload_attempted = True
    for fn in _reload_hooks:
        fn()
    if hasattr(signal, "setitimer"):
        # Clear the alarm signal set by
        # ioloop.set_blocking_log_threshold so it doesn't fire
        # after the exec.
        signal.setitimer(signal.ITIMER_REAL, 0, 0)
    # sys.path fixes: see comments at top of file.  If __main__.__spec__
    # exists, we were invoked with -m and the effective path is about to
    # change on re-exec.  Reconstruct the original command line to
    # ensure that the new process sees the same path we did.  If
    # __spec__ is not available (Python < 3.4), check instead if
    # sys.path[0] is an empty string and add the current directory to
    # $PYTHONPATH.
    if _autoreload_is_main:
        assert _original_argv is not None
        spec = _original_spec
        argv = _original_argv
    else:
        spec = getattr(sys.modules["__main__"], "__spec__", None)
        argv = sys.argv
    if spec:
        argv = ["-m", spec.name] + argv[1:]
    else:
        path_prefix = "." + os.pathsep
        if sys.path[0] == "" and not os.environ.get("PYTHONPATH", "").startswith(
            path_prefix
        ):
            os.environ["PYTHONPATH"] = path_prefix + os.environ.get("PYTHONPATH", "")
    if not _has_execv:
        subprocess.Popen([sys.executable] + argv)
        os._exit(0)
    else:
        try:
            os.execv(sys.executable, [sys.executable] + argv)
        except OSError:
            # Mac OS X versions prior to 10.6 do not support execv in
            # a process that contains multiple threads.  Instead of
            # re-executing in the current process, start a new one
            # and cause the current process to exit.  This isn't
            # ideal since the new process is detached from the parent
            # terminal and thus cannot easily be killed with ctrl-C,
            # but it's better than not being able to autoreload at
            # all.
            # Unfortunately the errno returned in this case does not
            # appear to be consistent, so we can't easily check for
            # this error specifically.
            os.spawnv(  # type: ignore
                os.P_NOWAIT, sys.executable, [sys.executable] + argv
            )
            # At this point the IOLoop has been closed and finally
            # blocks will experience errors if we allow the stack to
            # unwind, so just exit uncleanly.
            os._exit(0) 

# 需要导入模块: from tornado import ioloop [as 别名]
# 或者: from tornado.ioloop import set_blocking_log_threshold [as 别名]
def _reload():
    global _reload_attempted
    _reload_attempted = True
    for fn in _reload_hooks:
        fn()
    if hasattr(signal, "setitimer"):
        # Clear the alarm signal set by
        # ioloop.set_blocking_log_threshold so it doesn't fire
        # after the exec.
        signal.setitimer(signal.ITIMER_REAL, 0, 0)
    # sys.path fixes: see comments at top of file.  If sys.path[0] is an empty
    # string, we were (probably) invoked with -m and the effective path
    # is about to change on re-exec.  Add the current directory to $PYTHONPATH
    # to ensure that the new process sees the same path we did.
    path_prefix = '.' + os.pathsep
    if (sys.path[0] == '' and
            not os.environ.get("PYTHONPATH", "").startswith(path_prefix)):
        os.environ["PYTHONPATH"] = (path_prefix +
                                    os.environ.get("PYTHONPATH", ""))
    if sys.platform == 'win32':
        # os.execv is broken on Windows and can't properly parse command line
        # arguments and executable name if they contain whitespaces. subprocess
        # fixes that behavior.
        subprocess.Popen([sys.executable] + sys.argv)
        sys.exit(0)
    else:
        try:
            os.execv(sys.executable, [sys.executable] + sys.argv)
        except OSError:
            # Mac OS X versions prior to 10.6 do not support execv in
            # a process that contains multiple threads.  Instead of
            # re-executing in the current process, start a new one
            # and cause the current process to exit.  This isn't
            # ideal since the new process is detached from the parent
            # terminal and thus cannot easily be killed with ctrl-C,
            # but it's better than not being able to autoreload at
            # all.
            # Unfortunately the errno returned in this case does not
            # appear to be consistent, so we can't easily check for
            # this error specifically.
            os.spawnv(os.P_NOWAIT, sys.executable,
                      [sys.executable] + sys.argv)
            sys.exit(0) 

# 需要导入模块: from tornado import ioloop [as 别名]
# 或者: from tornado.ioloop import set_blocking_log_threshold [as 别名]
def _reload():
    global _reload_attempted
    _reload_attempted = True
    for fn in _reload_hooks:
        fn()
    if hasattr(signal, "setitimer"):
        # Clear the alarm signal set by
        # ioloop.set_blocking_log_threshold so it doesn't fire
        # after the exec.
        signal.setitimer(signal.ITIMER_REAL, 0, 0)
    # sys.path fixes: see comments at top of file.  If __main__.__spec__
    # exists, we were invoked with -m and the effective path is about to
    # change on re-exec.  Reconstruct the original command line to
    # ensure that the new process sees the same path we did.  If
    # __spec__ is not available (Python < 3.4), check instead if
    # sys.path[0] is an empty string and add the current directory to
    # $PYTHONPATH.
    if _autoreload_is_main:
        spec = _original_spec
        argv = _original_argv
    else:
        spec = getattr(sys.modules['__main__'], '__spec__', None)
        argv = sys.argv
    if spec:
        argv = ['-m', spec.name] + argv[1:]
    else:
        path_prefix = '.' + os.pathsep
        if (sys.path[0] == '' and
                not os.environ.get("PYTHONPATH", "").startswith(path_prefix)):
            os.environ["PYTHONPATH"] = (path_prefix +
                                        os.environ.get("PYTHONPATH", ""))
    if not _has_execv:
        subprocess.Popen([sys.executable] + argv)
        os._exit(0)
    else:
        try:
            os.execv(sys.executable, [sys.executable] + argv)
        except OSError:
            # Mac OS X versions prior to 10.6 do not support execv in
            # a process that contains multiple threads.  Instead of
            # re-executing in the current process, start a new one
            # and cause the current process to exit.  This isn't
            # ideal since the new process is detached from the parent
            # terminal and thus cannot easily be killed with ctrl-C,
            # but it's better than not being able to autoreload at
            # all.
            # Unfortunately the errno returned in this case does not
            # appear to be consistent, so we can't easily check for
            # this error specifically.
            os.spawnv(os.P_NOWAIT, sys.executable, [sys.executable] + argv)
            # At this point the IOLoop has been closed and finally
            # blocks will experience errors if we allow the stack to
            # unwind, so just exit uncleanly.
            os._exit(0) 

# 需要导入模块: from tornado import ioloop [as 别名]
# 或者: from tornado.ioloop import set_blocking_log_threshold [as 别名]
def _reload():
    global _reload_attempted
    _reload_attempted = True
    for fn in _reload_hooks:
        fn()
    # Make sure any output from reload hooks makes it to stdout.
    sys.stdout.flush()
    if hasattr(signal, "setitimer"):
        # Clear the alarm signal set by
        # ioloop.set_blocking_log_threshold so it doesn't fire
        # after the exec.
        signal.setitimer(signal.ITIMER_REAL, 0, 0)
    # sys.path fixes: see comments at top of file.  If sys.path[0] is an empty
    # string, we were (probably) invoked with -m and the effective path
    # is about to change on re-exec.  Add the current directory to $PYTHONPATH
    # to ensure that the new process sees the same path we did.
    path_prefix = '.' + os.pathsep
    if (sys.path[0] == '' and
            not os.environ.get("PYTHONPATH", "").startswith(path_prefix)):
        os.environ["PYTHONPATH"] = (path_prefix +
                                    os.environ.get("PYTHONPATH", ""))
    if not _has_execv:
        subprocess.Popen([sys.executable] + sys.argv)
        sys.exit(0)
    else:
        try:
            os.execv(sys.executable, [sys.executable] + sys.argv)
        except OSError:
            # Mac OS X versions prior to 10.6 do not support execv in
            # a process that contains multiple threads.  Instead of
            # re-executing in the current process, start a new one
            # and cause the current process to exit.  This isn't
            # ideal since the new process is detached from the parent
            # terminal and thus cannot easily be killed with ctrl-C,
            # but it's better than not being able to autoreload at
            # all.
            # Unfortunately the errno returned in this case does not
            # appear to be consistent, so we can't easily check for
            # this error specifically.
            os.spawnv(os.P_NOWAIT, sys.executable,
                      [sys.executable] + sys.argv)
            # At this point the IOLoop has been closed and finally
            # blocks will experience errors if we allow the stack to
            # unwind, so just exit uncleanly.
            os._exit(0) 

# 需要导入模块: from tornado import ioloop [as 别名]
# 或者: from tornado.ioloop import set_blocking_log_threshold [as 别名]
def _reload():
    global _reload_attempted
    _reload_attempted = True
    for fn in _reload_hooks:
        fn()
    if hasattr(signal, "setitimer"):
        # Clear the alarm signal set by
        # ioloop.set_blocking_log_threshold so it doesn't fire
        # after the exec.
        signal.setitimer(signal.ITIMER_REAL, 0, 0)
    # sys.path fixes: see comments at top of file.  If sys.path[0] is an empty
    # string, we were (probably) invoked with -m and the effective path
    # is about to change on re-exec.  Add the current directory to $PYTHONPATH
    # to ensure that the new process sees the same path we did.
    path_prefix = '.' + os.pathsep
    if (sys.path[0] == '' and
        not os.environ.get("PYTHONPATH", "").startswith(path_prefix)):
        os.environ["PYTHONPATH"] = (path_prefix +
                                    os.environ.get("PYTHONPATH", ""))
    if sys.platform == 'win32':
        # os.execv is broken on Windows and can't properly parse command line
        # arguments and executable name if they contain whitespaces. subprocess
        # fixes that behavior.
        subprocess.Popen([sys.executable] + sys.argv)
        sys.exit(0)
    else:
        try:
            os.execv(sys.executable, [sys.executable] + sys.argv)
        except OSError:
            # Mac OS X versions prior to 10.6 do not support execv in
            # a process that contains multiple threads.  Instead of
            # re-executing in the current process, start a new one
            # and cause the current process to exit.  This isn't
            # ideal since the new process is detached from the parent
            # terminal and thus cannot easily be killed with ctrl-C,
            # but it's better than not being able to autoreload at
            # all.
            # Unfortunately the errno returned in this case does not
            # appear to be consistent, so we can't easily check for
            # this error specifically.
            os.spawnv(os.P_NOWAIT, sys.executable,
                      [sys.executable] + sys.argv)
            sys.exit(0)