This is exactly what I do. >Use a local PyPi rather than a per-server cache I stil prefer a per-server cache. A local pypi is another piece of infrastructure

This is exactly what I do. >Use a local PyPi rather than a per-server cache I stil prefer a per-server cache. A local pypi is another piece of infrastructure you need to keep alive. You don't have to worry about the uptime of an rsync playbook.