Pythius is a set of tools to assess the quality of Python code. This is commonly done by applying different code metrics. Simple code metrics are the ratio between comments and code lines, module and function size, etc.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.