Static Typing / Function Annotations

[s2t2]

Add this to the notes about functions:

"for example, this function is expected to take two int arguments and is also expected to have an int return value:"

def sum_two_numbers(a: int, b: int) -> int:
   return a + b

References:

• https://docs.python.org/3/glossary.html#term-type-hint
• https://docs.python.org/3/glossary.html#term-function-annotation