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swh/lister/utils.py
# Copyright (C) 2018 the Software Heritage developers | # Copyright (C) 2018-2020 the Software Heritage developers | ||||
# License: GNU General Public License version 3, or any later version | # License: GNU General Public License version 3, or any later version | ||||
# See top-level LICENSE file for more information | # See top-level LICENSE file for more information | ||||
from typing import Iterator, Tuple | |||||
def split_range(total_pages, nb_pages): | |||||
def split_range(total_pages: int, nb_pages: int) -> Iterator[Tuple[int, int]]: | |||||
prev_index = None | prev_index = None | ||||
for index in range(0, total_pages, nb_pages): | for index in range(0, total_pages, nb_pages): | ||||
if index is not None and prev_index is not None: | if index is not None and prev_index is not None: | ||||
yield prev_index, index | yield prev_index, index - 1 | ||||
prev_index = index | prev_index = index | ||||
if index != total_pages: | if index != total_pages: | ||||
yield index, total_pages | yield index, total_pages |