Function _st_model_rejection_reason

src/cocoindex_code/cli.py:326–340

Why ``model`` can't be a sentence-transformers model, or None if it's fine. sentence-transformers loads HuggingFace model ids. An ``ollama/`` prefix is a LiteLLM/Ollama route that ST tries (and fails) to resolve as a HuggingFace repo — the user wants the litellm provider instead (issue

(model: str)

def _st_model_rejection_reason(model: str) -> str | None:
    """Why ``model`` can't be a sentence-transformers model, or None if it's fine.

    sentence-transformers loads HuggingFace model ids. An ``ollama/`` prefix is a
    LiteLLM/Ollama route that ST tries (and fails) to resolve as a HuggingFace
    repo — the user wants the litellm provider instead (issue #181). Real
    HuggingFace ids that contain an ``org/`` slash (``Snowflake/...``,
    ``openai/...``) are left alone.
    """
    if model.strip().lower().startswith("ollama/"):
        return (
            "ollama/… models run via litellm, not sentence-transformers — "
            "go back and pick the litellm provider instead."
        )
    return None


def _resolve_embedding_choice(