PyByteBuffer.utils module

"""
    Utils used by PyByteBuffer

    Copyright (C) 2019  Giovanni Rocca (iGio90)

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
"""
import math


def int_size(i):
    """
    return the number of bytes occupied by `i`
    """
    if i == 0:
        return 1
    return int(math.log(i, 256)) + 1