from __future__ import unicode_literals

from moto.core.exceptions import JsonRESTError


class DataSyncClientError(JsonRESTError):
    code = 400


class InvalidRequestException(DataSyncClientError):
    def __init__(self, msg=None):
        self.code = 400
        super(InvalidRequestException, self).__init__(
            "InvalidRequestException", msg or "The request is not valid."
        )