‘str‘ object does not support item assignment

解决方案：空格一下

train: C:/Users/Administrator/Desktop/1/1/datasets/train/images
val: C:/Users/Administrator/Desktop/1/1/datasets/valid/images
test: C:/Users/Administrator/Desktop/1/1/datasets/test/images

nc: 13
names: ['Dancing', 'EXERCISE', 'Leaning', 'RECLINING', 'Sitting', 'TYPING', 'filing', 'house cleaning', 'reading', 'sleeping', 'standing', 'walking', 'writing']