in demo.py, "training_indicss" should change to "training_indices". Siraj , i really love your video , big help for me, but please run your code ok then upload to github, that is very very important for other people

[jinpengchina]

[silgon]

There should be also a link to the file "MAGIC Gamma Telescope Data.csv".
Great work to Siraj in any case. ;)