# Copyright (c) 2026 SandAI. 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.


def ensure_divisibility(numerator, denominator):
    assert numerator % denominator == 0, "{} is not divisible by {}".format(numerator, denominator)


def divide(numerator, denominator):
    ensure_divisibility(numerator, denominator)
    return numerator // denominator


def ceil_div(numerator, denominator):
    return (numerator + denominator - 1) // denominator