#testmode:repl

l = (1,2,3,4); l.pop() l.pop(1)
l = (1,2,3,4)
l.pop(0)
l.pop()
l.pop(2)
l

list_pop(1)
list_pop(1, 1)

#---

#(4, 2)
#1
#4
#ERR:Line 1, column 3: list_pop() provided index 2 out of range of list sized 2
#(2, 3)
#1
#ERR:Line 1, column 1: list_pop() provided index 1 out of range