Как удалить все элементы из списка до указанного

from typing import Iterable
 
 
def remove_all_before(items: list, border: int) -> Iterable:
    list = (1, 2, 3, 4, 5)
    list.index('3')
    return list[2:]

if __name__ == '__main__':
    print("Example:")
    print(list(remove_all_before([1, 2, 3, 4, 5], 3)))
 
    # These "asserts" are used for self-checking and not for an auto-testing
    assert list(remove_all_before([1, 2, 3, 4, 5], 3)) == [3, 4, 5]
    assert list(remove_all_before([1, 1, 2, 2, 3, 3], 2)) == [2, 2, 3, 3]
    assert list(remove_all_before([1, 1, 2, 4, 2, 3, 4], 2)) == [2, 4, 2, 3, 4]
    assert list(remove_all_before([1, 1, 5, 6, 7], 2)) == [1, 1, 5, 6, 7]
    assert list(remove_all_before([], 0)) == []
    assert list(remove_all_before([7, 7, 7, 7, 7, 7, 7, 7, 7], 7)) == [7, 7, 7, 7, 7, 7, 7, 7, 7]
    print("Coding complete? Click 'Check' to earn cool rewards!")

def remove_all_before(items: list, border: int):
    return items[border:]

from typing import Iterable
 
 
def remove_all_before(items: list, border: int) -> Iterable:
    k = j = 0
    for i in list:
        if i == border :
            j = k
            break
        k += 1
    return list[j:]

for i in list:

for i in items:

return items[j:]

from typing import Iterable
 
def remove_all_before(items: list, border: int) -> Iterable:
    return items[items.index(border):] if border in items else items