ModuleNotFoundError: No module named ‘rospkg‘

最新推荐文章于 2024-07-08 19:46:12 发布

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最新推荐文章于 2024-07-08 19:46:12 发布 · 9.2k 阅读

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#ubuntu #python

查看python使用版本

python --version

或者

python -V

出现的版本号如果是2.x.x可以用以下方法解决。

问题，在roalaunch一个launch文件时报错

Traceback (most recent call last):
  File "/home/cgp/catkin_ws/src/rbx1/rbx1_nav/nodes/runopencv.py", line 3, in <module>
    import rospy
  File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/__init__.py", line 49, in <module>
    from .client import spin, myargv, init_node, \
  File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/client.py", line 52, in <module>
    import roslib
  File "/opt/ros/melodic/lib/python2.7/dist-packages/roslib/__init__.py", line 50, in <module>
    from roslib.launcher import load_manifest
  File "/opt/ros/melodic/lib/python2.7/dist-packages/roslib/launcher.py", line 42, in <module>
    import rospkg
ModuleNotFoundError: No module named 'rospkg'

这个问题我之前也遇到过