SmallTalk-like interactive environment on base of cPython 2.7.x + wx

Does anybody can recomend some links on tutorials on making custom dynamic languages or objects systems on top of cPython2 ? I want some interactive dynamic object environment with SmallTalk look&feel but with Python syntax. Other tutorials I'm interested in are reflection, dynamic bytecode (d

HOW TO build object graph or get superclasses list for self.__class__ ?

Hello Help please with such problem: I need to build program object graph (data structure) with additional parameters for nodes and edges: include nxgraph # data structure module allowes any py objects for node/edge id # (nxgraph ignores 2+ node/edge adding thus no checking need at node/ edge ad