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langchain/libs/partners
William De Vena 0486404a74 langchain_openai[patch]: Invoke callback prior to yielding token (#18269)
## PR title
langchain_openai[patch]: Invoke callback prior to yielding token

## PR message
Description: Invoke callback prior to yielding token in _stream and
_astream methods for langchain_openai.
Issue: https://github.com/langchain-ai/langchain/issues/16913
Dependencies: None
Twitter handle: None
2024-02-29 00:00:08 +00:00
..
2024-02-15 12:25:05 -08:00