The “Simple Repository API” that was defined in PEP 503 (and was in use much longer than that) has served us reasonably well for a very long time. However, the reliance on using HTML as the data exchange mechanism has several shortcomings.| Python Enhancement Proposals (PEPs)
This PEP describes a scheme for identifying versions of Python software distributions, and declaring dependencies on particular versions.| Python Enhancement Proposals (PEPs)