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[英]ModuleNotFoundError: No module named 'tf_slim' despite installing
[英]ModuleNotFoundError: No module named 'em' despite empy being installed when using colcon build in carla-ros-bridge wsl-2
在 wsl-2 的 carla-ros-bridge 根目錄中運行 colcon build 時, python 拋出ModuleNotFoundError: No module named 'em'
。 具體來說,它會產生這個 output:
--- stderr: carla_ros_scenario_runner_types
CMake Error at /opt/ros/foxy/share/rosidl_adapter/cmake/rosidl_adapt_interfaces.cmake:60 (message):
execute_process(/home/jakob/miniconda3/bin/python3 -m rosidl_adapter
--package-name carla_ros_scenario_runner_types --arguments-file
/home/jakob/carla-ros-bridge/build/carla_ros_scenario_runner_types/rosidl_adapter__arguments__carla_ros_scenario_runner_types.json
--output-dir
/home/jakob/carla-ros-bridge/build/carla_ros_scenario_runner_types/rosidl_adapter/carla_ros_scenario_runner_types
--output-file
/home/jakob/carla-ros-bridge/build/carla_ros_scenario_runner_types/rosidl_adapter/carla_ros_scenario_runner_types.idls)
returned error code 1:
Traceback (most recent call last):
File "/home/jakob/miniconda3/lib/python3.10/runpy.py", line 196, in _run_module_as_main
return _run_code(code, main_globals, None,
File "/home/jakob/miniconda3/lib/python3.10/runpy.py", line 86, in _run_code
exec(code, run_globals)
File "/opt/ros/foxy/lib/python3.8/site-packages/rosidl_adapter/__main__.py", line 19, in <module>
sys.exit(main())
File "/opt/ros/foxy/lib/python3.8/site-packages/rosidl_adapter/main.py", line 53, in main
abs_idl_file = convert_to_idl(
File "/opt/ros/foxy/lib/python3.8/site-packages/rosidl_adapter/__init__.py", line 18, in convert_to_idl
from rosidl_adapter.msg import convert_msg_to_idl
File "/opt/ros/foxy/lib/python3.8/site-packages/rosidl_adapter/msg/__init__.py", line 16, in <module>
from rosidl_adapter.resource import expand_template
File "/opt/ros/foxy/lib/python3.8/site-packages/rosidl_adapter/resource/__init__.py", line 19, in <module>
import em
ModuleNotFoundError: No module named 'em'
Call Stack (most recent call first):
/opt/ros/foxy/share/rosidl_cmake/cmake/rosidl_generate_interfaces.cmake:130 (rosidl_adapt_interfaces)
CMakeLists.txt:39 (rosidl_generate_interfaces)
---
我在別處讀到這個錯誤是由 package “empy” 丟失引起的,所以我運行pip3 install empy
和pip install empy
,都產生了 output: Defaulting Defaulting to user installation because normal site-packages is not writeable Requirement already satisfied: empy in /home/jakob/.local/lib/python3.8/site-packages (3.3.4)
python -V 輸出:Python 2.7.18 python3 -V 輸出:Python 3.8.10
我沒有辦法解決這個問題
我試過: - 安裝 em 並再次運行構建(拋出不同的錯誤消息) - 重新安裝 empy (無更改) - 刪除 carla-ros-bridge 根目錄並再次克隆它
我發現了錯誤。 如果查看 Traceback,您會發現 Python 使用兩個不同的路徑指向兩個不同的版本。 特別/home/jakob/miniconda3/lib/python3.10/
和/opt/ros/foxy/lib/python3.8/site-packages/
。 這是因為我在與 carla-ros-bridge 不同的 miniconda 環境中構建 ros foxy。 修復是刪除 carla ros 橋並下載,然后在使用 python 3.8 的環境中再次構建它。
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