Based on
certificate verify failed: certificate not yet valid
I'm pretty certain that your computer's clock is incorrect. Check that first. If that's not the case, there might be a broken MITM SSL proxy in the way, which we can't do much about.
As for your problem upgrading Pip, you have a typo. You'll want --upgrade
, not -upgrade
. However, that's likely to fail too if you can't establish connections to the server hosting Python packages (including Pip).
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