I thought I did a while back, but now I’m getting another set of errors I hadn’t seen before. Here’s a screenshot of everything after I ran robotpy-installer install robotpy[all] as well as after running robopty-installer download robotpy[all]
The download problem is an SSL certificate issue. On OSX, python doesn’t use the OS certificate chain by default, and you need to install SSL certificates separately. See the following link (but adjust for your version of python):
I expect that if you’re able to get your download issue resolved then you’ll be able to install without any issues.