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Second solution in Clear category for Digits Multiplication by colinmcnicholl
from functools import reduce
def checkio(number):
"""Input: A positive integer.
The function calculates the product of the digits excluding any zeroes.
Output: The product of the digits as an integer.
"""
return reduce(lambda x, y: x*y, [int(d) for d in str(number) if d != '0'])
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio(123405) == 120
assert checkio(999) == 729
assert checkio(1000) == 1
assert checkio(1111) == 1
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
Feb. 12, 2019
