39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
# -*- coding: utf-8 -*-
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# Nemubot is a modulable IRC bot, built around XML configuration files.
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# Copyright (C) 2012 Mercier Pierre-Olivier
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import math
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def size(size, unit=True):
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"""Convert a given byte size to an more human readable way
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Argument:
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size -- the size to convert
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unit -- append the unit at the end of the string
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"""
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if size <= 0:
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return "0 B" if unit else "0"
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units = ['B','KiB','MiB','GiB','TiB','PiB','EiB','ZiB','YiB']
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p = math.floor(math.log(size, 2) / 10)
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if unit:
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return "%.3f %s" % (size / math.pow(1024,p), units[int(p)])
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else:
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return "%.3f" % (size / math.pow(1024,p))
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