Just now I updated my YT. But none of my old cods are running. Is there any method to go back to my old yt 2.6.1 from the updated yt 3.0.2 ?
for updating I used the following commands
$ yt update
$ cd /home/john/yt-x86_64/src/yt-hg
$ hg up
$ /home/john/yt-x86_64/bin/python2.7 setup.py develop