#!/usr/local/bin/python2
class M(type):
    def __new__(cls, clsname, bases, dict):
        if '_name' in dict:
            dict['name'] = dict['_name']
        else:
            for base in bases:
                if hasattr(base, '_name'):
                    dict['name'] = base._name
                    break
            else:
                dict['name'] = clsname[0].lower() + clsname[1:]
        return type.__new__(cls, clsname, bases, dict)

class C(object):
  __metaclass__ = M
  _name = 1

class C2(C, list):
  pass

print C2.name