# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


class PSMode:
    """
    There are various mode for fleet, each of them is designed for different model.
    """
    TRANSPILER = 1
    PSLIB = 2


class DistributedMode:
    SYNC = 0
    ASYNC = 1
    HALF_ASYNC = 2
    GEO = 3