Does -U option really exist?

[Petr Prikryl]

"Martin v. Löwis" once (20 Sep 2005) wrote in reply 
to my question... 

Simpler transition to PEP 3000 "Unicode only strings"?

> As for dropping the u prefix on string literals: 
> Just try the -U option of the interpreter some time,
> which makes all string literals Unicode. If you manage 
> to get the standard library working this way, you 
> won't need a per-file decision anymore: just start 
> your program with 'python -U'. 

I have failed to find the -U option in Python 2.4.2.
Is it something under development?

Thanks, 
  pepr