Performance comparison of Iteration and Generators

generators.py

from memory_profiler import profile
import random
import hug

@profile
def random_list(quantity):
    result = []
    for i in range(1, quantity+1):
        result.append((i, random.randint(0, 9)))

    return result
 
@profile
def random_list_comprehension(quantity):
    return [(i, random.randint(0, 9)) for i in range(1, quantity+1)]

@profile
def random_list_generator(quantity):
    for i in range(1, quantity+1):
        yield (i, random.randint(0,9))

@profile
def random_list_generator_expression(quantity):
    return ((i, random.randint(0, 9)) for i in range(1, quantity+1))

@hug.cli()
def cli(quantity: hug.types.number):
    random_list(quantity)
    print('Profile random_list called:')
    print('===================================================================')

    random_list_comprehension(quantity)
    print('Profile random_list_comprehension called:')
    print('===================================================================')

    print('Profile random_list_generator:', random_list_generator(quantity))
    print('===================================================================')

    print('Profile random_list_generator_expression:', random_list_generator_expression(quantity))

if __name__ == '__main__':
    cli.interface.cli()