(self, key=None, type_code=None, meta=None)
Get a blob.

        :param key: Blob key.
        :param type_code: Blob type code.
        :param meta: BlobMeta instance.

        key and type_code are required if meta is not provided. If meta
        is provided, then key and type_code should be None. For type_code
        form_xml, meta is required.

        :returns: A BlobStream object in binary read mode. The returned
        object should be closed when finished reading.
Get a blob.
Get a blob .
def get(self, key=None, type_code=None, meta=None):
        """Get a blob.

        :param key: Blob key.
        :param type_code: Blob type code.
        :param meta: BlobMeta instance.

        key and type_code are required if meta is not provided. If meta
        is provided, then key and type_code should be None. For type_code
        form_xml, meta is required.

        :returns: A BlobStream object in binary read mode. The returned
        object should be closed when finished reading.
        """
        raise NotImplementedError
def get ( self , key = None , type_code = None , meta = None ) : raise NotImplementedError