Known implementations: twisted.internet.base.ReactorBase

An implementor of _ISupportsExitSignalCapturing will capture the value of any delivered exit signal (SIGINT, SIGTERM, SIGBREAK) for which it has installed a handler. The caught signal number is made available in the _exitSignal attribute.

Attribute _exitSignal int or None, the integer exit signal delivered to the application, or None if no signal was delivered.
_exitSignal =

int or None, the integer exit signal delivered to the application, or None if no signal was delivered.

API Documentation for Twisted, generated by pydoctor at 2018-10-15 19:29:43.