Most people will not need to use pip --find-links on a regular basis. Hence, it is not "careless" to fail to do so. If you are focused on "more nines" than thi

Most people will not need to use pip --find-links on a regular basis. Hence, it is not "careless" to fail to do so. If you are focused on "more nines" than this kind of paranoia is well justified. Network outages are not totally unknown, sometimes PyPI goes down. But these things really aren't all that regular as you seem to suggest. Usually the network is up and PyPI is up. And we haven't had an instance of 3. yet, assuming that you trust the authors of your dependencies. Let's please not convey that it's just completely crazy to use pip in the normal, simple way. It really isn't.