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Fix tokenizer UnboundLocalError when padding is set to PaddingStrategy.MAX_LENGTH (#7610)

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* Fix UnboundLocalError when PaddingStrategy is MAX_LENGTH

* Fix UnboundLocalError for TruncationStrategy
This commit is contained in:
Gabriele Picco 2020-10-06 23:16:00 +01:00 committed by GitHub
parent adfe6ace88
commit e084089eb9
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1 changed files with 4 additions and 0 deletions
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4
src/transformers/tokenization_utils_base.py
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@ -1781,6 +1781,8 @@ class PreTrainedTokenizerBase(SpecialTokensMixin):
padding_strategy = PaddingStrategy.LONGEST # Default to pad to the longest sequence in the batch
elif not isinstance(padding, PaddingStrategy):
padding_strategy = PaddingStrategy(padding)
elif isinstance(padding, PaddingStrategy):
padding_strategy = padding
else:
padding_strategy = PaddingStrategy.DO_NOT_PAD
@ -1806,6 +1808,8 @@ class PreTrainedTokenizerBase(SpecialTokensMixin):
) # Default to truncate the longest sequences in pairs of inputs
elif not isinstance(truncation, TruncationStrategy):
truncation_strategy = TruncationStrategy(truncation)
elif isinstance(truncation, TruncationStrategy):
truncation_strategy = truncation
else:
truncation_strategy = TruncationStrategy.DO_NOT_TRUNCATE