Kuring ngahatur nuhun kana kasalahan kuring. Ieu conto data loader pikeun dataset BRUSH disadiakeun, kalayan format anu leres: ```Python import os import pickle ti torch.utils.data import Dataset, DataLoader kelas BRUSHDataset(Dataset): def __init__(self, root_dir): self.root_dir = root_dir self.data = [] pikeun writer_id di os.dirlist self.root_dir: if os.path.isdir.isdir.is.join((os.root_dir, writer_id)): for drawing_id di os.diros.path.join sentence BRUSROot_dir, writer_id) with open datos.path.join Us.shuttering.datenatenatenatenatenatenatenatenatenatenatenatenatenatenaten
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