PEP 847: Problem Details for the Simple Repository API

Pre-PEP thread: Pre-PEP Discussion: RFC 9457 Error Responses for Package registries Current PEP text: PEP 847 – Problem Details for the Simple Repository API | peps.python.org Summary of rationale and motivation Right now, there is no standard way for package indices (i.e. services offering the Simple Repository API) to present useful error messages to users. As a result, package installers (pip, Poetry, uv) have generally converged on the lowest common denominator of rendering the HTTP status...