true,false,ellipsis,global,nonlocal.py

is_active=True
is_logged_int=False
if is_active and not is_logged_in:
    print("Active but not logged in")


def some_function():
    ...
arr= [1,2,3,4]
sliced = arr[1:4:...]
print(sliced)
#Used in slicing and as a placeholder for code that will be implemented later.