摘要: 1 Listening to /tf for 5.0 seconds 2 Done Listening 3 b'dot - graphviz version 2.43.0 (0)\n' 4 Traceback (most recent call last): 5 File "/opt/ros/mel 阅读全文
posted @ 2021-08-04 12:30 QMark 阅读(593) 评论(0) 推荐(0) 编辑
摘要: 将默认python版本从2改到3,步骤如下: https://www.fosslinux.com/39384/switching-between-python-2-and-3-versions-on-ubuntu-20-04.htm 上述设置完成后,使用如下命令更改默认Python版本: $ sud 阅读全文
posted @ 2021-08-04 11:58 QMark 阅读(198) 评论(0) 推荐(0) 编辑