How to use _sns_pem_file_token_transformer method in localstack

Best Python code snippet using localstack_python

transformer_utility.py

Source:transformer_utility.py

...185    # TODO add example186    # @staticmethod187    # def custom(fn: Callable[[dict], dict]) -> Transformer:188    #     return GenericTransformer(fn)189def _sns_pem_file_token_transformer(key: str, val: str) -> str:190    if isinstance(val, str) and key == "SigningCertURL":191        pattern = re.compile(r".*SimpleNotificationService-(.*)?\.pem")192        match = re.match(pattern, val)193        if match:194            return match.groups()[0]195def _signing_cert_url_token_transformer(key: str, val: str) -> str:196    if isinstance(val, str) and key == "UnsubscribeURL":197        pattern = re.compile(r".*(?<=\?Action=Unsubscribe&SubscriptionArn=).*:(.*)")198        match = re.match(pattern, val)199        if match:200            return match.groups()[0]201def _replace_camel_string_with_hyphen(input_string: str):202    return "".join(["-" + char.lower() if char.isupper() else char for char in input_string]).strip(203        "-"...

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