Better error messages on NoWorkingMirror

jku / pip

pip fork to experiment with PEP-458 implementation https://www.python.org/dev/peps/pep-0458/: See branch tuf-v2 (and tuf-mvp and tuf-mvp-vendored for earlier work)

https://pip.pypa.io/

MIT License

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Better error messages on NoWorkingMirror #27

Open jku opened 4 years ago

jku commented 4 years ago

Handling a NoWorkingMirrorError is tricky (since it can contain just about anything) but we could handle the obvious cases at least:

the server really does not seem to be available
TUF prevented install/download because of a security issue