XML: minidom toxml() does not work for non English files! :-(

[Brian Quinlan]

> Well, at the start of the __init__ we see:
> 
>         self.buf = str(buf)
>         self.len = len(buf)
> 
> This is clearly wrong, and the second line should be
> 
>         self.len = len(buf)
> 
> This is why you are only getting three characters back!

Even ignoring that fact, the coercion to string seems like a mistake.
Implicit type conversion is bad.

Cheers,
Brian