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handwrittenNum/Data/loadImage.py
2023-11-23 00:08:20 +08:00

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Python

'''
@作者:你遇了我321640253@qq.com
@文件:loadImage.py
@创建时间:2023 11 20
模型训练数据集
'''
from PIL import Image
from torch.utils.data import Dataset
from torchvision.datasets import MNIST
from torchvision import transforms
class MNISTImageDataset_train(Dataset):
def __init__(self) -> None:
super().__init__()
self.trainData = MNIST('./Data/ImageData', train=True, download=True,transform=transforms.ToTensor())
def __len__(self) -> int:
return len(self.trainData)
def __getitem__(self, index):
return self.trainData[index][0],self.trainData[index][1]
class MNISTImageDataset_test(Dataset):
def __init__(self) -> None:
super().__init__()
self.testData = MNIST('./Data/ImageData', train=False, download=True,transform=transforms.ToTensor())
def __len__(self) -> int:
return len(self.testData)
def __getitem__(self, index):
return self.testData[index][0],self.testData[index][1]
if __name__ == "__main__":
print(len(MNISTImageDataset_train()))
print(len(MNISTImageDataset_test()))