punkcure

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Thanks for this great work! I generate samples with REMI-tempo-checkpoint successfully. But, when I use REMI-tempo-chord-checkpoint, the model shows errors below : ![image](https://user-images.githubusercontent.com/7077441/217455550-d8ad1d88-bcb2-4212-88f5-2d5b03708b3b.png) ![image](https://user-images.githubusercontent.com/7077441/217455654-d3f039ff-d48a-4a45-92e8-dcf486f95a81.png) anything I did wrong? Thanks!

Notice that gen_dictionary function uses the variable ‘num’ to represent each token's id, but 'num' keeps 0 for the whole process, so all tokens in the dictionary are 0, is...