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not list trick solution in Clear category for Completely Empty by Sim0000
from collections import Iterable
def completely_empty(val):
f = lambda x: isinstance(x, Iterable) and all(map(f, x))
return not list(val) or f(val)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert completely_empty([]) == True, "First"
assert completely_empty([1]) == False, "Second"
assert completely_empty([[]]) == True, "Third"
assert completely_empty([[],[]]) == True, "Forth"
assert completely_empty([[[]]]) == True, "Fifth"
assert completely_empty([[],[1]]) == False, "Sixth"
assert completely_empty([0]) == False, "[0]"
assert completely_empty(['']) == True
assert completely_empty([[],[{'':'No WAY'}]]) == True
print('Done')
March 15, 2018
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