Created
August 5, 2019 14:18
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# Use train_test_split to split our data into train and validation sets for training | |
train_inputs, validation_inputs, train_labels, validation_labels = train_test_split(input_ids, labels, | |
random_state=2018, test_size=0.1) | |
train_masks, validation_masks, _, _ = train_test_split(attention_masks, input_ids, | |
random_state=2018, test_size=0.1) | |
# Convert all of our data into torch tensors, the required datatype for our model | |
train_inputs = torch.tensor(train_inputs) | |
validation_inputs = torch.tensor(validation_inputs) | |
train_labels = torch.tensor(train_labels) | |
validation_labels = torch.tensor(validation_labels) | |
train_masks = torch.tensor(train_masks) | |
validation_masks = torch.tensor(validation_masks) | |
# Select a batch size for training. | |
batch_size = 32 | |
# Create an iterator of our data with torch DataLoader | |
train_data = TensorDataset(train_inputs, train_masks, train_labels) | |
train_sampler = RandomSampler(train_data) | |
train_dataloader = DataLoader(train_data, sampler=train_sampler, batch_size=batch_size) | |
validation_data = TensorDataset(validation_inputs, validation_masks, validation_labels) | |
validation_sampler = SequentialSampler(validation_data) | |
validation_dataloader = DataLoader(validation_data, sampler=validation_sampler, batch_size=batch_size) |
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