Unable to convert output to PyTorch tensors format, PyTorch is not installed.

Package:

transformers

50617

Exception Class:

ImportError

Raise code

                )
            import tensorflow as tf

            as_tensor = tf.constant
            is_tensor = tf.is_tensor
        elif tensor_type == TensorType.PYTORCH:
            if not is_torch_available():
                raise ImportError("Unable to convert output to PyTorch tensors format, PyTorch is not installed.")
            import torch

            as_tensor = torch.tensor
            is_tensor = torch.is_tensor
        elif tensor_type == TensorType.JAX:
            if not is_flax_available():
                raise ImportError("Unable to convert output to JAX tensors format, JAX is not installed.")

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Links to the raise (2)

https://github.com/huggingface/transformers/blob/bd9871657bb9500a9f4437a873db6df5f1ae6dbb/src/transformers/feature_extraction_utils.py#L138 https://github.com/huggingface/transformers/blob/bd9871657bb9500a9f4437a873db6df5f1ae6dbb/src/transformers/tokenization_utils_base.py#L671

Ways to fix

Error code:

from transformers import BatchEncoding

data = {"inputs": [[1, 2, 3], [4, 5, 6]], "labels": [0, 1]}

encod = BatchEncoding(data)

ec = encod.convert_to_tensors('pt')
print(ec)

Fix version:

Make sure you have installed Torch

pip install torch

Jul 16, 2021

anonim 13.0k

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