def handle_single_argument(passed_arguments: list, passed_keywords: dict, search_key: str) -> dict:
    """Handle a single argument that is provided without keywords.

    Reviews arguments passed to a method and injects them into the keyword dictionary if they
    match the search string.
    """
    if len(passed_arguments) > 0:
        passed_keywords[search_key] = passed_arguments[0]

    return passed_keywords