get current worker id multiprocessing
import multiprocessing
def twos_multiple(x):
proc = multiprocessing.Process()
curr_proc = multiprocessing.current_process()
print('current process:', curr_proc.name, curr_proc._identity)
print('created process:', proc.name, proc._identity)
return x * 2
pro = multiprocessing.Pool()
print(pro.map(twos_multiple, range(10)))