I have used PyDoit for various automation tasks and found it pretty useful. The author is very responsive as well and fixes problems in a timely manner. It's a

I have used PyDoit for various automation tasks and found it pretty useful. The author is very responsive as well and fixes problems in a timely manner. It's a good alternatice to Makefiles and libraries like fabric. Parametrization is an issue of course, but tasks can be easily customized using generators, which adds a lot of flexibility.