def start_server(optionsDict=None, args=[]):
    global VistrailsServer
    if VistrailsServer:
        print "Server already started."
        return
    VistrailsServer = VistrailsServerSingleton()
    vistrails.gui.theme.initializeCurrentTheme()
    vistrails.core.application.set_vistrails_application(VistrailsServer)
    if VistrailsServer.init(optionsDict, args):
        return 0
    else:
        return 1
Return base-class responsible for implementing kind.
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/gui/application_server.py/start_server--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/db/__init__.py/class_for_kind