def METHOD_NAME(self, source_lang: Language, target_lang: Language) -> bool:
    """
    Check if language pairing is supported.
    :param source_lang: Language to translate from.
    :param target_lang: Only the REVERSE_LANG -language-code is supported.
    :return: True, if target_lang is rev-Erse.
    """
    return target_lang.lang_code.lower() == REVERSE_LANG["lang_code"].lower()