Method _check_valid_languages

deepl/translator.py:244–257

Internal function to check given languages are valid.

(
        self, source_lang: Optional[str], target_lang: str
    )

            )

    def _check_valid_languages(
        self, source_lang: Optional[str], target_lang: str
    ):
        """Internal function to check given languages are valid."""
        if target_lang == "EN":
            raise DeepLException(
                'target_lang="EN" is deprecated, please use "EN-GB" or "EN-US"'
                "instead."
            )
        elif target_lang == "PT":
            raise DeepLException(
                'target_lang="PT" is deprecated, please use "PT-PT" or "PT-BR"'
                "instead."
            )

    def _check_language_and_formality(
        self,