def raise_on_import() -> None: """Raise an error on import since is deprecated.""" raise ImportError( "This module has been moved to langchain-experimental. " "For more details: https://github.com/langchain-ai/langchain/discussions/11352." "To access this code, install it with `pip install langchain-experimental`." "`from langchain_experimental.llm_bash.base " "import LLMBashChain`" ) raise_on_import()