how to present Python's OO feature in design?

As I know java has many UML tools to design for its OO feature, is there any tools or good concept for Python project Modeling? -- http://mail.python.org/mailman/listinfo/python-list

Re: how to present Python's OO feature in design?

because i have a problem that python's oo feature is so great, but maybe when the project become larger, python's no-declaration cannot mapping the design to practice? I am not sure about it. -- http://mail.python.org/mailman/listinfo/python-list