shift
Move items from the beginning of a list to the end of the list.
g.shift([1, 2, 3, 4], 1)
The shift value can also be negative:
g.shift([1, 2, 3, 4], -1)
If the shift value is larger than the number of items, it wraps around:
g.shift([1, 2, 3, 4], 6)
Parameters
l: The list of items.amount: The number of places to shift. Can also be negative to shift in the opposite direction.