ModuleNotFoundError: No module named 'detectron2_backbone'

于是再安装一下detectron2_backbone

（1）下载detectron2_backbone

下载地址如下：

https://github.com/sxhxliang/detectron2_backbone

（2）cd

（3）安装

pip install -e .

(E:\ProgramData\Anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt) G:\liuhaiwen\packages\detectron2_backbone-master>pip install -e .
Obtaining file:///G:/liuhaiwen/packages/detectron2_backbone-master
  Preparing metadata (setup.py) ... done
Requirement already satisfied: termcolor>=1.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (2.2.0)
Requirement already satisfied: Pillow>=6.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (9.4.0)
Requirement already satisfied: yacs>=0.1.6 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (0.1.8)
Collecting addict
  Downloading addict-2.4.0-py3-none-any.whl (3.8 kB)
Requirement already satisfied: pyyaml in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (6.0)
Requirement already satisfied: tabulate in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (0.9.0)
Requirement already satisfied: cloudpickle in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (2.2.1)
Requirement already satisfied: matplotlib in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (3.5.3)
Requirement already satisfied: tqdm>4.29.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (4.65.0)
Requirement already satisfied: tensorboard in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from detectron2-backbone==0.0.1) (2.11.2)
Requirement already satisfied: colorama in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tqdm>4.29.0->detectron2-backbone==0.0.1) (0.4.6)
Requirement already satisfied: kiwisolver>=1.0.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (1.4.4)
Requirement already satisfied: fonttools>=4.22.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (4.38.0)
Requirement already satisfied: numpy>=1.17 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (1.21.5)
Requirement already satisfied: pyparsing>=2.2.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (3.0.9)
Requirement already satisfied: cycler>=0.10 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (0.11.0)
Requirement already satisfied: packaging>=20.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (23.0)
Requirement already satisfied: python-dateutil>=2.7 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from matplotlib->detectron2-backbone==0.0.1) (2.8.2)
Requirement already satisfied: grpcio>=1.24.3 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (1.51.3)
Requirement already satisfied: google-auth-oauthlib<0.5,>=0.4.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (0.4.6)
Requirement already satisfied: protobuf<4,>=3.9.2 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (3.20.3)
Requirement already satisfied: setuptools>=41.0.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (57.5.0)
Requirement already satisfied: wheel>=0.26 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (0.38.4)
Requirement already satisfied: google-auth<3,>=1.6.3 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (2.16.2)
Requirement already satisfied: markdown>=2.6.8 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (3.4.3)
Requirement already satisfied: absl-py>=0.4 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (1.4.0)
Requirement already satisfied: requests<3,>=2.21.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (2.28.2)
Requirement already satisfied: tensorboard-plugin-wit>=1.6.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (1.8.1)
Requirement already satisfied: tensorboard-data-server<0.7.0,>=0.6.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (0.6.1)
Requirement already satisfied: werkzeug>=1.0.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from tensorboard->detectron2-backbone==0.0.1) (2.2.3)
Requirement already satisfied: pyasn1-modules>=0.2.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from google-auth<3,>=1.6.3->tensorboard->detectron2-backbone==0.0.1) (0.2.8)
Requirement already satisfied: six>=1.9.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from google-auth<3,>=1.6.3->tensorboard->detectron2-backbone==0.0.1) (1.16.0)
Requirement already satisfied: rsa<5,>=3.1.4 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from google-auth<3,>=1.6.3->tensorboard->detectron2-backbone==0.0.1) (4.9)
Requirement already satisfied: cachetools<6.0,>=2.0.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from google-auth<3,>=1.6.3->tensorboard->detectron2-backbone==0.0.1) (5.3.0)
Requirement already satisfied: requests-oauthlib>=0.7.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from google-auth-oauthlib<0.5,>=0.4.1->tensorboard->detectron2-backbone==0.0.1) (1.3.1)
Requirement already satisfied: typing-extensions in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from kiwisolver>=1.0.1->matplotlib->detectron2-backbone==0.0.1) (4.3.0)
Requirement already satisfied: importlib-metadata>=4.4 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from markdown>=2.6.8->tensorboard->detectron2-backbone==0.0.1) (6.1.0)
Requirement already satisfied: charset-normalizer<4,>=2 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from requests<3,>=2.21.0->tensorboard->detectron2-backbone==0.0.1) (3.1.0)
Requirement already satisfied: certifi>=2017.4.17 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from requests<3,>=2.21.0->tensorboard->detectron2-backbone==0.0.1) (2022.12.7)
Requirement already satisfied: urllib3<1.27,>=1.21.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from requests<3,>=2.21.0->tensorboard->detectron2-backbone==0.0.1) (1.26.15)
Requirement already satisfied: idna<4,>=2.5 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from requests<3,>=2.21.0->tensorboard->detectron2-backbone==0.0.1) (3.4)
Requirement already satisfied: MarkupSafe>=2.1.1 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from werkzeug>=1.0.1->tensorboard->detectron2-backbone==0.0.1) (2.1.2)
Requirement already satisfied: zipp>=0.5 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from importlib-metadata>=4.4->markdown>=2.6.8->tensorboard->detectron2-backbone==0.0.1) (3.15.0)
Requirement already satisfied: pyasn1<0.5.0,>=0.4.6 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from pyasn1-modules>=0.2.1->google-auth<3,>=1.6.3->tensorboard->detectron2-backbone==0.0.1) (0.4.8)
Requirement already satisfied: oauthlib>=3.0.0 in e:\programdata\anaconda3\envs\liuhaiwen_envs\py3.7_cuda11.3qt\lib\site-packages (from requests-oauthlib>=0.7.0->google-auth-oauthlib<0.5,>=0.4.1->tensorboard->detectron2-backbone==0.0.1) (3.2.2)
Installing collected packages: addict, detectron2-backbone
  Running setup.py develop for detectron2-backbone
Successfully installed addict-2.4.0 detectron2-backbone-0.0.1

安装成功，没有遇到其他问题，看可能之前安装detectron时该解决的问题都基本上解决了。
关于detectron的安装近期会整理，主要针对可能会出现的一些错误。