# Copyright 2017-2020 Amazon.com, Inc. or its affiliates. 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. A copy of
# the License is located at
#
#     http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file 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.
"""Placeholder docstring"""
from __future__ import absolute_import

import random
import time


def unique_name_from_base(base, max_length=63):
    """Placeholder Docstring"""
    unique = "%04x" % random.randrange(16**4)  # 4-digit hex
    ts = str(int(time.time()))
    available_length = max_length - 2 - len(ts) - len(unique)
    trimmed = base[:available_length]
    return "{}-{}-{}".format(trimmed, ts, unique)