Bake Vert AO

import maya.cmds as cmds

def initializeTurtle():

    #Load Turtle
    cmds.loadPlugin('Turtle')

    #Assign colorSet
    cmds.polyColorSet(cr=True, cla=True,)

    cmds.createNode("ilrBakeLayer")
    #Set Bake options
    setRenderer = cmds.setAttr("defaultRenderGlobals.currentRenderer", "turtle", type="string")


def setBakeSettings():

    cmds.setAttr('TurtleRenderOptions.renderer', 1)
    cmds.setAttr('TurtleDefaultBakeLayer.renderType', 2)
    cmds.setAttr('TurtleDefaultBakeLayer.fullShading', 0)
    cmds.setAttr('TurtleDefaultBakeLayer.ambient', 1)
    cmds.setAttr('TurtleRenderOptions.enableGI', 1)
    cmds.setAttr('TurtleRenderOptions.giEnvironment', 2)
    cmds.setAttr('TurtleRenderOptions.skyLightShader', 1,1,1, type='double3')
    cmds.setAttr('TurtleDefaultBakeLayer.vbColorSet', 'colorSet', type='string')


def main():
    objSel = cmds.ls(sl=True)
    #Check if a selction has been made
    if objSel == []:
        cmds.warning('Please select objects to bake')
    else:
        #initializeTurtle()
        test = initializeTurtle()
        cmds.evalDeferred(setBakeSettings())