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First solution in Clear category for Sum by Type by belka-fiz
from typing import Tuple
def sum_by_types(items: list) -> Tuple[str, int]:
return (''.join([item for item in items if isinstance(item, str)]),
sum([item for item in items if isinstance(item, int)]))
if __name__ == '__main__':
print("Example:")
print(sum_by_types([]))
# These "asserts" are used for self-checking and not for an auto-testing
assert sum_by_types([]) == ('', 0)
assert sum_by_types([1, 2, 3]) == ('', 6)
assert sum_by_types(['1', 2, 3]) == ('1', 5)
assert sum_by_types(['1', '2', 3]) == ('12', 3)
assert sum_by_types(['1', '2', '3']) == ('123', 0)
assert sum_by_types(['size', 12, 'in', 45, 0]) == ('sizein', 57)
print("Coding complete? Click 'Check' to earn cool rewards!")
April 4, 2021
