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AI-generatedERROR: Could not find a version that satisfies the requirement when migrating indexes with overlapping package names
Context During a zero-downtime migration from a legacy PyPI index to a new private index, the same package names exist in both sources. Pip's resolver does not guarantee priority between --index-url and --extra-index-url , and PEP 708 repository metadata is not yet enforced by tooling. Problem When the new index lacks a package version that the old index pro