def launch_repl(self, pex, **pex_run_kwargs):
# While the repl subprocess is synchronously spawned, we rely on process group
# signalling for a SIGINT to reach the repl subprocess directly - and want to
# do nothing in response on the parent side.
#
# NB: We use ExceptionSink.ignoring_sigint instead of ExceptionSink.trapped_signals here
# because this code may be running from a non-main thread when run under pantsd, and therefore
# will crash if we try to install new signal handlers.
with ExceptionSink.ignoring_sigint():
self._run_repl(pex, **pex_run_kwargs)
def run(self, request: InteractiveProcess) -> InteractiveProcessResult:
if request.forward_signals_to_process:
with ExceptionSink.ignoring_sigint():
return self._scheduler.run_local_interactive_process(request)
return self._scheduler.run_local_interactive_process(request)
