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Hi, i figured that cv-bridge and other ros modules for opencv works on opencv3.4, so they conflict with opencv4. I don`t understand how authors work with opencv4, but when i...

谢谢你帮助我.

My working directory looks like this (cNR_w is virtual env) . ├── assets ├── cNR_w │   ├── bin │   ├── etc │   │   └── jupyter │   ├── lib │   │  ...