如何解决mim install mmengine/mmcv 时一直waring retry

mim install mmengine
WARNING: Retrying (Retry(total=4

WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ConnectTimeoutError(<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7fc774281ad0>, 'Connection to download.openmmlab.com timed out. (connect timeout=15)')': /mmcv/dist/cu111/torch1.8.0/index.html

solve:

# 如何解决mim install mmengine/mmcv 时一直waring retry

## 不用mim安装mmengine，用pip
## [安装 — mmengine 0.7.0 文档](https://mmengine.readthedocs.io/zh-cn/v0.7.0/get_started/installation.html)
pip install mmengine

## 去MMlab网站下载好mmcv的whl文件后本地安装
## [安装 MMCV — mmcv 2.1.0 文档](https://mmcv.readthedocs.io/zh-cn/latest/get_started/installation.html)
pip install mmcv-2.0.0rc4-cp37-cp37m-manylinux1_x86_64.whl