def show_comkeys(comobj):

    for key in dir(comobj):
        try:
            method = getattr(comobj,key)
        except:
            pass
        if str(type(method)) == "<type 'instance'>":
            print(key)
            for sub_method in dir(method):
                if not sub_method.startswith("_") and not "clsid" in sub_method.lower():
                    print("\t"+sub_method)
        else:
            print("\t",method)

###