Ubuntu18.04——rosdep update 错误

rosdep update一直出现unable to process source和timeout的error
尝试了网上所有方法,使用梯子等,最终的解决方法参考:

link
/usr/lib/python2.7/dist-packages/rosdistro$ sudo gedit __init__.py
/usr/lib/python2.7/dist-packages/rosdep2$ sudo gedit rep3.py
/usr/lib/python2.7/dist-packages/rosdep2$ sudo gedit gbpdistro_support.py
sudo gedit /etc/hosts
/etc/apt/sources.list
/etc/ros/rosdep/sources.list.d# sudo gedit 20-default.list

结果:

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