在使用torch.utils.data.DataLoader时,我将num_workers指定为40而不是20,因为我认为有40个CPU核可用。:481: UserWarning: This `DataLoader` will create 40 worker processes in total.Our suggested max number of worker in current system is 20, which is smaller than what this DataLoadercpuset_check
我在使用PyTorch Lightning的DataModules方法的prepare_data()方法中使用NumPy创建了自己的数据集。现在,我想将数据传递给setup()方法,以分为训练和验证两部分。import numpy as np from torch.utils.data import random_split, DataLoader(s