How to copy a ClassObject?

[Peter Otten]

Stargaming wrote:

> Leave out the `new` module and use `type()` (exactly the same call as to
> `new.classobj`) to achieve the same effect.

No. new.classobj() creates a classic class whereas type() creates a
new-style class. Also, 

 >>> class First: pass
...
>>> type("Tmp", (First,), {})
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
TypeError: a new-style class can't have only classic bases

Peter