成功解决Python中出现的TypeError: object of type 'zip' has no len()

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问题:TypeError: object of type 'zip' has no len()

成功解决Python中出现的TypeError: object of type 'zip' has no len()

参考国外网友回答:

成功解决Python中出现的TypeError: object of type 'zip' has no len()

解决方案:将

print(len(training_data)) 

改为

print(list(training_data))

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