@小鱼 但卸载后重新安装了还是不行,我在Ubuntu终端的情况如下VirtualBox:~/fishbot_ws/src$ cd ~/fishbot_ws/ colcon build source install/setup.bash Starting >>> fishbot_camera Starting >>> yolov5_ros2 /home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:289: UserWarning: Unknown distribution option: 'tests_require' warnings.warn(msg) /home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:289: UserWarning: Unknown distribution option: 'tests_require' warnings.warn(msg) [0.584s] WARNING:colcon.colcon_ros.task.ament_python.build:Package 'yolov5_ros2' doesn't explicitly install a marker in the package index (colcon-ros currently does it implicitly but that fallback will be removed in the future) --- stderr: yolov5_ros2 /home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:289: UserWarning: Unknown distribution option: 'tests_require' warnings.warn(msg) Traceback (most recent call last): File "/home/huan/fishbot_ws/src/yolov5_ros2/setup.py", line 7, in <module> setup( File "/home/huan/.local/lib/python3.10/site-packages/setuptools/init.py", line 117, in setup return distutils.core.setup(**attrs) File "/home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/core.py", line 186, in setup return run_commands(dist) File "/home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/core.py", line 202, in run_commands dist.run_commands() File "/home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py", line 1002, in run_commands self.run_command(cmd) File "/home/huan/.local/lib/python3.10/site-packages/setuptools/dist.py", line 1104, in run_command super().run_command(command) File "/home/huan/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py", line 1021, in run_command cmd_obj.run() File "/home/huan/.local/lib/python3.10/site-packages/setuptools/command/egg_info.py", line 312, in run self.find_sources() File "/home/huan/.local/lib/python3.10/site-packages/setuptools/command/egg_info.py", line 320, in find_sources mm.run