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#
# Copyright (C) 2010-2017 Institute for Computational Biomedicine,
# Weill Medical College of Cornell University
#
# 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 <http://www.gnu.org/licenses/>.
#
""" General purpose utiliies used by Goby. """
import re
commify_regex = re.compile(r'^(-?\d+)(\d{3})')
def commify(num, separator=','):
"""
commify(num, separator) -> string
Return a string representing the number num with separator inserted
for every power of 1000. Separator defaults to a comma.
E.g., commify(1234567) -> '1,234,567'
"""
num = str(num) # just in case we were passed a numeric value
more_to_do = 1
while more_to_do:
(num, more_to_do) = commify_regex.subn(r'\1%s\2' % separator,num)
return num
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