<filename>python/test/filter1.py
def positive(x):
    return x > 0

print(list(filter(positive, [1, -3, 2, 0, -5, 6])))

<filename>python/test/filter1.py
def positive(x):
    return x > 0

print(list(filter(positive, [1, -3, 2, 0, -5, 6])))
