def _ctrl_c_handler(signal, frame):
# Set error and exception handlers to be quiet.
import error
error.set_stderr_handler(lambda line, op, input, thread: None)
error.set_exception_handler(lambda exception, op, input, thread: None)
# kill spawned processes (including remote)
spawn.kill_all_processes()
def set_exception_handler(handler):
"""Replaces the standard exception handler (which prints to stderr). An exception handler
takes these arguments:
- C{exception}: The exception being handled.
- C{op}: The operation that caused the exception.
- C{input}: The input to the operation that caused the exception.
- C{host}: The host on which the exception occurred (in case of remote execution).
"""
error.set_exception_handler(handler)
