Also please read How do I ask and answer homework questions? and Open letter to students with homework problems — Some programmer dude 56 secs ago

Please see: Why is “Is it possible to…” a poorly worded question? (don't just change your question to "How"). Please show your attempts you have tried and the problems/error messages you get from your attempts. — Progman just now

Welcome to Stack Overflow. Please take the tour to learn how Stack Overflow works and read How to Ask on how to improve the quality of your question. Please see: Why is “Is it possible to…” a poorly worded question? (don't just change your question to "How"). It is not clear what the problem is. Please edit your question to include a detailed description of the problem you have. You can write any UPDATE query you want, so it is not clear where the problem is. — Progman 22 secs ago

The question is very vague, is the matplotlib installed?programmersought.com/article/811797364 — Salio just now

I’m stuck, without specifics, and without your applicable research, is an issue for a tutor in problem analysis or specification. It’s not focused enough for Stack Overflow. — Prune 7 secs ago

See also [softwareengineering.meta.stackexchange.com/questions/6166/… — Willem Van Onsem just now

I find "how to make refactoring the least emotionally taxing" is a very valid question! You might want to ask it over at softwareengineering.stackexchange.com , they are more about the actual act and techniques in programming than about concrete programming questions than Stackoverflow is. By the way, it's great to ask! (I find it a great way of managing anxiety.) — Marcus Müller 21 secs ago