pylint-errors
E1127 (invalid-slice-index)
Problematic code:
data = [1, 2, 3, 4]
print(data[:object])
Correct code:
data = [1, 2, 3, 4]
print(data[:2])
Rationale:
Used when a slice index is not an integer, None, or an object with an
__index__ method.