django 使用jpype 報錯：raise+OSError('JVM+cannot+be+restarted')

#調用jar包
def getJar(arg1,arg2):
    jarpath = os.path.join(os.path.abspath('.'), 'tools/GetTest-1.0-SNAPSHOT.jar')
    print(jarpath)
    if not jpype.isJVMStarted():    
        print('--------startjvm---------')
        jpype.startJVM(jpype.getDefaultJVMPath(), "-ea", "-Djava.class.path=%s" % jarpath)
    if not jpype.isThreadAttachedToJVM():
        print('-----attaching jvm-----')
        jpype.attachThreadToJVM()
    Client = jpype.JClass('cn.test.Client')    #調用jar包非靜態方法
    t = Client()
    result = t.getPhoneSecretKey(arg1, arg2)
    time.sleep(1)    
    #jpype.shutdownJVM()  一定要注釋掉！！！！！！
    return result


def inter(request):
    if request.method == "POST":
        try:
            result = getJar(arg1, arg2)
        except Exception as e:
            print('traceback.print_exc():' + traceback.print_exc())
            return JsonResponse({'result':'500'})
        return  JsonResponse(result)