Please any help with a real simple calculator source code

Question

simple calculator in python

Answer 1

https://www.sololearn.com/learn/JUMP_LINK__&&__Python__&&__JUMP_LINK/2436/
Sololearn Courses have a Python Calculator Program.
You can also search on the Code Playground Menu.

Answer 2

i understand that this is a calculator but i am talking about lets say your phone calculator or a watch calculator i want to see how its being done