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Bug fix: token classification pipeline while passing offset_mapping #22034

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sgugger merged 1 commit into from
Mar 8, 2023
Merged

Bug fix: token classification pipeline while passing offset_mapping #22034

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4 changes: 3 additions & 1 deletion src/transformers/pipelines/token_classification.py
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Original file line number Diff line number Diff line change
Expand Up @@ -304,7 +304,9 @@ def gather_pre_entities(
start_ind = start_ind.item()
end_ind = end_ind.item()
word_ref = sentence[start_ind:end_ind]
if getattr(self.tokenizer._tokenizer.model, "continuing_subword_prefix", None):
if getattr(self.tokenizer, "_tokenizer", None) and getattr(
self.tokenizer._tokenizer.model, "continuing_subword_prefix", None
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@cceyda cceyda Mar 8, 2023

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was throwing error since slow tokenizers don't have _tokenizer just added an extra check

):
# This is a BPE, word aware tokenizer, there is a correct way
# to fuse tokens
is_subword = len(word) != len(word_ref)
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