How to use the placebo.pill.deserialize function in placebo

def load_response(self, service, operation):
        response_file = self.get_next_file_path(service, operation)
        self._used.add(response_file)
        pill.LOG.debug("load_responses: %s", response_file)
        response_data = json.loads(
            self.archive.read(response_file), object_hook=pill.deserialize
        )
        return (
            pill.FakeHttpResponse(response_data["status_code"]), response_data["data"]
        )

result["microsecond"] = obj.microsecond
        return result
    if isinstance(obj, StreamingBody):
        result["body"] = obj.read()
        obj._raw_stream = StringIO(result["body"])
        obj._amount_read = 0
        return result
    if isinstance(obj, bytes):
        return obj.decode('utf8')

    # Raise a TypeError if the object isn't recognized
    raise TypeError("Type not serializable")


placebo.pill.serialize = serialize
placebo.pill.deserialize = deserialize

# END PLACEBO MONKEY
##########################################################################


class BluePill(pill.Pill):

    def playback(self):
        super(BluePill, self).playback()
        self._avail = self.get_available()

    def get_available(self):
        return set(
            [
                os.path.join(self.data_path, n)
                for n in fnmatch.filter(os.listdir(self.data_path), "*.json")