INNER CODE UNIT · Python

_check_model_reference

runpod-workers/worker-comfyui · handler.py:490

def _check_model_reference(object_info, node_id, class_type, field, value, model_type):
    """
    Validate one model-name input of a loader node.

    Returns a problem description string, or None if the reference is fine
    (or cannot be judged from /object_info).
    """
    volume_dir = MODEL_TYPE_VOLUME_DIRS.get(
        model_type, f"/runpod-volume/models/{model_type}/"
    )

    if value == MODEL_LIST_PLACEHOLDER:
        available = _loader_field_options(object_info, class_type, field) or []
        msg = (
            f"Node {node_id} ({class_type}.{field}): got the placeholder "
            f"'{MODEL_LIST_PLACEHOLDER}' instead of a real model filename — the client "
            f"sent a UI default that was never replaced with an actual file. "
            f"Set it to one of the available {model_type} files"

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