> > + revison_regex = re.compile("^r(\d+)")
>
> Typo, "revision_regex"
> ... and while at it, use r"" literals to avoid clashes with a potential future "r\d" backslash escape sequence.
> > + revison_regex = re.compile("^r(\d+)")
>
> Typo, "revision_regex"
> ... and while at it, use r"" literals to avoid clashes with a potential future "r\d" backslash escape sequence.