Code review comment for lp:~alecu/ubuntuone-client/proxy-tunnel-process

> 2. The new Python 3 style formatting is nice, but it means we need 2.7+ for
> this to work (which may already be a requirement,) but also, it's reportedly
> *way* less efficient than the old string formatting syntax, and there are no
> plans to ever remove that from the language, which makes me think we should
> probably just stick with the old one.

This is a very good point.
Since str.format() is not being used anywhere else in u1-client I'll change this in the following branch to use the % formatting operator.

Thanks for the review!