How to use _handle_exceptions method in localstack

Best Python code snippet using localstack_python

pydevd_breakpoints.py

Source:pydevd_breakpoints.py

1from pydevd_constants import *2import pydevd_tracing3import sys4import pydev_log5import pydevd_import_class6_original_excepthook = None7_handle_exceptions = None8import _pydev_threading as threading9threadingCurrentThread = threading.currentThread10from pydevd_comm import GetGlobalDebugger11class ExceptionBreakpoint:12    def __init__(13        self,14        qname,15        notify_always,16        notify_on_terminate,17        notify_on_first_raise_only,18        ):19        exctype = _get_class(qname)20        self.qname = qname21        if exctype is not None:22            self.name = exctype.__name__23        else:24            self.name = None25        self.notify_on_terminate = notify_on_terminate26        self.notify_always = notify_always27        self.notify_on_first_raise_only = notify_on_first_raise_only28        self.type = exctype29    def __str__(self):30        return self.qname31class LineBreakpoint(object):32    def __init__(self, line, condition, func_name, expression):33        self.line = line34        self.condition = condition35        self.func_name = func_name36        self.expression = expression37def get_exception_full_qname(exctype):38    if not exctype:39        return None40    return str(exctype.__module__) + '.' + exctype.__name__41def get_exception_name(exctype):42    if not exctype:43        return None44    return exctype.__name__45def get_exception_breakpoint(exctype, exceptions):46    exception_full_qname = get_exception_full_qname(exctype)47    exc = None48    if exceptions is not None:49        try:50            return exceptions[exception_full_qname]51        except KeyError:52            for exception_breakpoint in DictIterValues(exceptions):53                if exception_breakpoint.type is not None and issubclass(exctype, exception_breakpoint.type):54                    if exc is None or issubclass(exception_breakpoint.type, exc.type):55                        exc = exception_breakpoint56    return exc57#=======================================================================================================================58# _excepthook59#=======================================================================================================================60def _excepthook(exctype, value, tb):61    global _handle_exceptions62    if _handle_exceptions:63        exception_breakpoint = get_exception_breakpoint(exctype, _handle_exceptions)64    else:65        exception_breakpoint = None66    #Always call the original excepthook before going on to call the debugger post mortem to show it.67    _original_excepthook(exctype, value, tb)68    if not exception_breakpoint:69        return70    if tb is None:  #sometimes it can be None, e.g. with GTK71        return72    frames = []73    while tb:74        frames.append(tb.tb_frame)75        tb = tb.tb_next76    thread = threadingCurrentThread()77    frames_byid = dict([(id(frame),frame) for frame in frames])78    frame = frames[-1]79    thread.additionalInfo.exception = (exctype, value, tb)80    thread.additionalInfo.pydev_force_stop_at_exception = (frame, frames_byid)81    thread.additionalInfo.message = exception_breakpoint.qname82    debugger = GetGlobalDebugger()83    pydevd_tracing.SetTrace(None) #no tracing from here84    pydev_log.debug('Handling post-mortem stop on exception breakpoint %s'% exception_breakpoint.qname)85    debugger.handle_post_mortem_stop(thread.additionalInfo, thread)86#=======================================================================================================================87# _set_pm_excepthook88#=======================================================================================================================89def _set_pm_excepthook(handle_exceptions_dict=None):90    '''91    Should be called to register the excepthook to be used.92    It's only useful for uncaught exceptions. I.e.: exceptions that go up to the excepthook.93    @param handle_exceptions: dict(exception -> ExceptionBreakpoint)94        The exceptions that should be handled.95    '''96    global _handle_exceptions97    global _original_excepthook98    if sys.excepthook != _excepthook:99        #Only keep the original if it's not our own _excepthook (if called many times).100        _original_excepthook = sys.excepthook101    _handle_exceptions = handle_exceptions_dict102    sys.excepthook = _excepthook103def _restore_pm_excepthook():104    global _original_excepthook105    if _original_excepthook:106        sys.excepthook = _original_excepthook107        _original_excepthook = None108def update_exception_hook(dbg):109    if dbg.break_on_uncaught_exceptions:110        _set_pm_excepthook(dbg.break_on_uncaught_exceptions)111    else:112        _restore_pm_excepthook()113def _get_class( kls ):114    if IS_PY24 and "BaseException" == kls:115        kls = "Exception"116    try:117        return eval(kls)118    except:...

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