import importlib def deserialize_class(tpl, construct=True): """ Deserialize classes recursively. """ if not isinstance(tpl, tuple) or len(tpl) != 3: raise ValueError("Expected a tuple of three values") module, klass = tpl[0].rsplit('.', 1) module = importlib.import_module(module) klass = getattr(module, klass) args = tuple([deserialize_class(arg) if isinstance(arg, tuple) else arg for arg in tpl[1]]) kwargs = dict((key, deserialize_class(val)) if isinstance(val, tuple) else (key, val) for (key, val) in tpl[2].items()) if construct: return klass(*args, **kwargs) else: return klass, args, kwargs