chore(langchain): replace sequential chain with LCEL

IBM / ibm-generative-ai

IBM-Generative-AI is a Python library built on IBM's large language model REST interface to seamlessly integrate and extend this service in Python programs.

https://ibm.github.io/ibm-generative-ai/

Apache License 2.0

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chore(langchain): replace sequential chain with LCEL #214

Closed Tomas2D closed 10 months ago

Tomas2D commented 10 months ago

Based on https://python.langchain.com/docs/modules/chains/foundational/sequential_chains#legacy-sequentialchain, the sequential chains are becoming deprecated and are being replaced by the LCEL.