while using trainer to train mnist model, 'ValueError: Found input variables with inconsistent numbers of samples: [10000, 8750]'

[HaoyaWHL]

It was the problem with the data processing during the training process that led to the inconsistent shapes.

[SunMarc]

hey ! in the traceback, it shows that y-pred and y-true are not the same size. You should check what you get from accuracy_score