pip install funcy
python
from funcy import walk_values, flatten, lfilter, partial
numbers = [[1, 2, [3, 4]], 5, [6, [7, 8, [9]]]]
add_ten = partial(lambda x: x + 10)
numbers = walk_values(add_ten, numbers)
numbers = flatten(numbers)
numbers = lfilter(lambda x: x <= 10, numbers)
print(numbers)
[11, 6, 7, 8, 9]
