Here's 'MAGIC Gamma Telescope Data.csv' file link

[danelee2601]

Link : https://github.com/rhiever/tpot/blob/master/tutorials/MAGIC%20Gamma%20Telescope/MAGIC%20Gamma%20Telescope%20Data.csv

[ShrishtiHore]

Here's the file from the above link . Extract it and you're good to go !
gamma - Copy.zip