make biochatter to support tokens splitter #4
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Abstract
This submission added tokens splitter to DocumentEmbedder for issue #3. For detailed information, please refer to split by tokens documentation.
To enable token splitter feature, it is necessary to deactivate DocumentEmbedder.split_by_characters and better to pass model name to DocumentEmbedder.model_name,
Modules
To support HuggingFace tokenizer, this submission also introduced transformers package.
Tests
3 tests were added for the splitting functionality.