#slice
Description: Generate a slice.
def slice(stop):
'''
Generate a slice from 0 up to stop (excluding stop)
:param stop: The stop value
:return: A slice object
'''
def slice(start, stop, step=1):
'''
Generate a slice from start up to stop (excluding stop)
:param start: The start value
:param stop: The stop value
:param step: The step size
:return: A slice object
'''
Example:
numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9]
print(numbers[slice(3)])
print(numbers[slice(3, 10)])
print(numbers[slice(3, 10, 3)])