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ImportError: No module named catkin_pkg.packages

Tags:

python

ros

I am trying to run:-
roslaunch turtlebot_gazebo turtlebot_world.launch

but I am getting following error

Traceback (most recent call last):
  File "/opt/ros/kinetic/share/xacro/xacro.py", line 55, in <module>
    import xacro
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/xacro/__init__.py", line 42, in <module>
    from roslaunch import substitution_args
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/__init__.py", line 56, in <module>
    from .launch import ROSLaunchRunner
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/launch.py", line 55, in <module>
    from roslaunch.nodeprocess import create_master_process, create_node_process
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/nodeprocess.py", line 49, in <module>
    from roslaunch.node_args import create_local_process_args
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslaunch/node_args.py", line 53, in <module>
    import roslib.packages
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslib/__init__.py", line 54, in <module>
    import roslib.stacks
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslib/stacks.py", line 46, in <module>
    import roslib.packages
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/roslib/packages.py", line 49, in <module>
    from catkin.find_in_workspaces import find_in_workspaces as catkin_find
  File "/opt/ros/kinetic/lib/python2.7/dist-packages/catkin/find_in_workspaces.py", line 36, in <module>


from catkin_pkg.packages import find_packages
ImportError: No module named catkin_pkg.packages
while processing /opt/ros/kinetic/share/turtlebot_gazebo/launch/includes/kobuki.launch.xml:
Invalid <param> tag: Cannot load command parameter [robot_description]: command [/opt/ros/kinetic/share/xacro/xacro.py '/opt/ros/kinetic/share/turtlebot_description/robots/kobuki_hexagons_asus_xtion_pro.urdf.xacro'] returned with code [1]. 
like image 435
Yograj Singh Mandloi Avatar asked Dec 27 '17 12:12

Yograj Singh Mandloi


1 Answers

This worked for me

pip install catkin_pkg
like image 106
Yograj Singh Mandloi Avatar answered Sep 22 '22 05:09

Yograj Singh Mandloi