原文链接 There are several ways to get started with Python 3 on macOS, but one way is better than the others. Updated May 15, 2020 There are a lot of ways to configure Python 3. TL;DR if you're looking for a quick answer, jump down to this section to set yourself up for success. ---- I've been dipping my toe back into Python development as I get ready to head to PyCon US . (If you're headed there as well and want to share your Python story, let me know !) When I installed a module to tinker around with, I got a reminder that I needed to install Python 3 soon. $ pip install todoist-python DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version of pip will drop support for Python 2.7. So, I did what any of us would do and googled around looking for a guide to update my development environment, which runs on Mac (the macOS operati...