#   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.


__all__ = []


def wait_server_ready(endpoints):
    """
    Wait until parameter servers are ready, use connext_ex to detect
    port readiness.

    Args:
    endpoints (list|tuple): endpoints string list, like:
    ["127.0.0.1:8080", "127.0.0.1:8081"]

    Examples:
        .. code-block:: python

             >>> wait_server_ready(["127.0.0.1:8080", "127.0.0.1:8081"])
    """
    return
