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Fix #2020 #2112

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Aug 10, 2024
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18 changes: 12 additions & 6 deletions bertopic/_bertopic.py
Original file line number Diff line number Diff line change
Expand Up @@ -3346,12 +3346,18 @@ def save(

# Additional
if save_ctfidf:
save_utils.save_ctfidf(
model=self,
save_directory=save_directory,
serialization=serialization,
)
save_utils.save_ctfidf_config(model=self, path=save_directory / "ctfidf_config.json")
if self.c_tf_idf_ is None:
logger.warning(
"The c-TF-IDF matrix could not be saved as it was not found. "
"This typically occurs when merging BERTopic models with `BERTopic.merge_models`."
)
else:
save_utils.save_ctfidf(
model=self,
save_directory=save_directory,
serialization=serialization,
)
save_utils.save_ctfidf_config(model=self, path=save_directory / "ctfidf_config.json")

@classmethod
def load(cls, path: str, embedding_model=None):
Expand Down