启动节点时的ROS和Python版本

Question

bno055软件包适用于NoticanRuningUbuntu20.04 (Intel )，但在16.04 (Raspberry 3，泛机器人图像)上的动态运行上抛出一个错误，必须是python3vs2？Python3在NUC上，python2在Pi上。有点不知道从这里到哪里去。

processros_imu_bno055_no-1:从pid 4463开始

Traceback (most recent call last):

  File "/home/ubuntu/catkin_ws/src/ros_imu_bno055/src/imu_ros.py", line 41, in <module>

    import rospy

  File "/opt/ros/kinetic/lib/python2.7/dist-packages/rospy/__init__.py", line 49, in <module>

    from .client import spin, myargv, init_node, \

  File "/opt/ros/kinetic/lib/python2.7/dist-packages/rospy/client.py", line 52, in <module>

    import roslib

  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslib/__init__.py", line 50, in <module>

    from roslib.launcher import load_manifest

  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslib/launcher.py", line 42, in <module>

    import rospkg

ImportError: No module named 'rospkg'

[ros_imu_bno055_node-1] process has died [pid 4463, exit code 1, cmd /home/ubuntu/catkin_ws/src/ros_imu_bno055/src/imu_ros.py __name:=ros_imu_bno055_node __log:=/home/ubuntu/.ros/log/53378000-5ab6-11ec-a639-b827ebceb04e/ros_imu_bno055_node-1.log].

log file: /home/ubuntu/.ros/log/53378000-5ab6-11ec-a639-b827ebceb04e/ros_imu_bno055_node-1*.log

all processes on machine have died, roslaunch will exit

shutting down processing monitor...

... shutting down processing monitor complete

done

Answer 1

它需要Python3，根据你给的链接的说法。这里复制的Reqs：

2. Requisites
1. Ubuntu with ROS
2. Python 3
3. Bosch IMU BNO055
4. USB Serial Converter