On Wed, May 6, 2009 at 3:08 AM, Lacrima <lacrima.ma...@gmail.com> wrote: > Hello! > > For example I have two classes: > >>>> class First: > def __init__(self, *args, **kwargs): > pass > >>>> class Second: > def __init__(self, somearg, *args, **kwargs): > self.somearg = somearg > > How can I test that First class takes 1 required argument and Second > class takes no required arguments?
import inspect args, varargs, varkw, defaults = inspect.getargspec(klass) num_args_reqd = len(args) - (0 if defaults is None else len(defaults)) However, it sounds like a code smell that you're instanciating unknown classes that don't share a common constructor signature. Cheers, Chris -- http://blog.rebertia.com -- http://mail.python.org/mailman/listinfo/python-list
