test_subprocess_tb.py

#coding: utf-8
import sys
from multiprocessing import Process, Pipe
import traceback


class SubprcessException(Exception):
    pass


class Foo():
    @staticmethod
    def work():
        1 / 0
        print 'in work'
        1 / 0


def child(p2):
    try:
        print 'in child'
        Foo.work()
        print 'ffff'
    except:
        print '0000000000000000000000000000000000000000000'
        print traceback.format_exception(*sys.exc_info())
        print '1111111111111111111111111111111111111111111'
        print type(traceback.format_exception(*sys.exc_info()))
        tb = "".join(traceback.format_exception(*sys.exc_info()))
        p2.send(tb)
        raise
    finally:
        p2.send('----finally----')


def main():
    print '--s--'
    p1, p2 = Pipe()
    proc = Process(target=child,
                   args=(p2,))
    proc.daemon = True
    proc.start()

    proc.join()
    if proc.exitcode == 0:
        print 'ok'
    else:
        exc_info = p1.recv()
        print '-------------------'
        print exc_info
        #print p1.recv()
        #raise SubprcessException(exc_info)
        #import pdb; pdb.set_trace()
        #print exc_info

    print '--e--'


if __name__ == "__main__":
    try:
        main()
    except Exception as e:
        print '~~~~~~~~~~~~~~~~~~~'
        print e
        print '^^^^^^^^^^^^^---- tb'
        traceback.print_exc()