Launch a function in a proces with a timeout on the execution time.

deadline_exec.py

from multiprocessing import Process, Queue
def deadline(timeout, f, *args):
    queue = Queue() #using to get the result
    def subproc_function(queue, f, *args):
        res = f(*args)
        queue.put(res)
    proc = Process(target=subproc_function, args=(queue, f) +args) #creation of a process calling longfunction with the specified arguments
    proc.start() #lauching the processus on another thread
    try:
        res = queue.get(timeout=timeout) #getting the resultat under 1 second or stop
        proc.join() #proper delete if the computation has take less than timeout seconds
        return res
    except: #catching every exception type
        proc.terminate() #kill the process
        print("Task timeout exceeded")
        return None