Read classes from file in torch classifier agent (#2113)
Read classes from file in torch classifier agent (#2113)

* emotion classification teacher

* black

* Read classes from file in torch classifier agent

* removed wrong files

* lint and single quotation marks fix

* black

facebookresearch/ParlAI,facebookresearch/ParlAI,facebookresearch/ParlAI,facebookresearch/ParlAI,facebookresearch/ParlAI