def METHOD_NAME(production: Dict[str, Any], buffer: str) -> Dict[str, str]:
    """Returns a pattern to update the given buffer with.
    Args:
        production: The production dict that specifies the buffer update.
        buffer: The name of the buffer to update.
    Returns:
        A pattern that the buffer will be updated with.
    """
    if len(production) == 0:
        return {}
    pattern = {}
    for p in production["rhs"]:
        if p["buffer"] == buffer:
            pattern = p.copy()
    for k, v in pattern.items():
        v_name = v.replace("=", "")
        if v_name in production["bindings"].keys():
            pattern[k] = production["bindings"][v_name]
    return pattern