Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: oh yay old scientist builds himself a robot assistant and makes it look like a hot naked woman nothing alarming here
This tweet contains emotions: 
joy