typing_example.py

from typing import List, Dict, Tuple

x: int = 10
y: float = 0.8
string: str = 'I am a string'
hash_map: Dict[str, int] = {}
List1: List[int] = []
my_tuple: Tuple[str, int] = ()
    

def process_data(years: List[str], values: List[int]) -> List[Tuple[str, int]]:
    new_list = [(year, value) for year, value in zip(years, values)]
    return new_list


years = ['2018', '2019', '2020']
value = [100, 200, 300]

process_data(years, value)