fix Python imports

Signed-off-by: Kenji Miyake <[email protected]>

Author: Kenji Miyake

simulator/simple_planning_simulator/launch/simple_planning_simulator.launch.py

@@ -12,22 +12,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
-
-from ament_index_python.packages import get_package_share_directory
 import launch
 from launch.actions import DeclareLaunchArgument
 from launch.actions import GroupAction
-from launch.actions import IncludeLaunchDescription
 from launch.actions import OpaqueFunction
-from launch.actions import SetLaunchConfiguration
-from launch.conditions import IfCondition
-from launch.conditions import UnlessCondition
 from launch.substitutions import LaunchConfiguration
-from launch_ros.actions import ComposableNodeContainer
-from launch_ros.actions import LoadComposableNodes
 from launch_ros.actions import Node
-from launch_ros.descriptions import ComposableNode
 from launch_ros.substitutions import FindPackageShare
 import yaml