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How to use _deserialize_b method in localstack

Best Python code snippet using localstack_python

types.py

Source:types.py

...215    def _deserialize_n(self, value):216        return DYNAMODB_CONTEXT.create_decimal(value)217    def _deserialize_s(self, value):218        return value219    def _deserialize_b(self, value):220        return Binary(value)221    def _deserialize_ns(self, value):222        return set(map(self._deserialize_n, value))223    def _deserialize_ss(self, value):224        return set(map(self._deserialize_s, value))225    def _deserialize_bs(self, value):226        return set(map(self._deserialize_b, value))227    def _deserialize_l(self, value):228        return [self.deserialize(v) for v in value]229    def _deserialize_m(self, value):...

deserialize.py

Source:deserialize.py

...12    handle binary data and sets13    """14    def deserialize_item(self, item):15        return self.deserialize({'M': item})16    def _deserialize_b(self, value):17        """18        Deserializes binary data as a base64 encoded string because that's how19        the aws cli returns binary data20        """21        return base64.b64encode(value).decode('utf-8')22    def _deserialize_ns(self, value):23        """24        Deserializes sets as lists to allow JSON encoding25        """26        return list(map(self._deserialize_n, value))27    def _deserialize_ss(self, value):28        """29        Deserializes sets as lists to allow JSON encoding30        """...

record.py

Source:record.py

...24    eventSourceARN: str25    eventVersion: str26    userIdentity: Identity27class StreamTypeDeserializer(TypeDeserializer):28    def _deserialize_b(self, value):29        if isinstance(value, str):30            value = b64decode(value)31        return super()._deserialize_b(value)32class RouteRecord:33    __DESERIALIZER = StreamTypeDeserializer()34    def __init__(self, record: Record) -> None:35        self.__keys: dict[str, Any] = None36        self.__new_image: dict[str, Any] = None37        self.__old_image: dict[str, Any] = None38        self.__record = record39    @property40    def keys(self) -> dict[str, Any]:41        if self.__keys is None and "Keys" in self.__record["dynamodb"]:42            self.__keys = self.__DESERIALIZER.deserialize(43                dict(M=self.__record["dynamodb"]["Keys"])44            )45        return deepcopy(self.__keys)...

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