An implementation of a suite of system metrics in Python as defined by the USE (Utilization, Saturation, Errors) method. You can find more information about the USE method on Brendan Gregg's blog-post.
There are implementations for Linux and FreeBSD, although more systems can be added in the future.
The project can be installed by :
$ git clone https://github.com/atsikiridis/use-tool-py
$ cd use-tool-py
$ sudo python setup.py install
$ use
The project is available under the MIT License. The respective linked libraries have their own licenses.