Perhaps that’s why Python is so popular. According to the PYPL index, which tracks how often programming language tutorials are searched on Google, Python ranked No. 1 worldwide as of November 2020.

return bar b = foo(10) print(b(2)) Sure enough, this passes Mypy's checks. The function foo returns Callable, a description that includes both functions and classes. But, wait a second. Maybe you ...

KS3 Procedures and functions Procedures in Python When writing programs, we should avoid long, repetitive code. Procedures and functions help to keep our programs simple and short.