def _isdst(self, dt):
try:
return super(LocalTimezone, self)._isdst(dt)
except (OverflowError, ValueError) as exc:
exc_type = type(exc)
exc_value = exc_type(
"Unsupported value: %r. You should install pytz." % dt)
exc_value.__cause__ = exc
if not hasattr(exc, '__traceback__'):
exc.__traceback__ = sys.exc_info()[2]
reraise(exc_type, exc_value, sys.exc_info()[2])
def restore_exception(provider):
if provider.local_exceptions.exc_info is not None:
try:
reraise(*provider.local_exceptions.exc_info)
finally:
provider.local_exceptions.exc_info = None
