Remove multiple indices at once from Python list

multipop.py

"""https://github.com/python/cpython/issues/53464"""


def simultaneous_remove(l, indices):
    ##assert isinstance(l, Collection) and not isinstance(l, Mapping)
    _len = len(l)
    to_remove = sorted(((i if i >= 0 else _len + i) for i in indices), reverse=True)
    for i in to_remove:
        del l[i]


def simultaneous_pop(l, indices):
    indices = list(indices)
    result = tuple(l[i] for i in indices)
    simultaneous_remove(l, indices)
    return result