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Dear:
I'd like to consult you that when I train the model the screen display KeyError : "Unable to open object (object 'train_set_x' doesn't exist).
Can you tell me what's wrong with this?
Dear:

I'd like to consult you that when I train the model the screen display KeyError : "Unable to open object (object 'train_set_x' doesn't exist).
Can you tell me what's wrong with this?
Thanks!
@pythonuser200