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R3600/modules/bibauthorid/lib/bibauthorid_string_utils.py
8b101e6b9581maint-2.1

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bibauthorid_string_utils.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2011 CERN.
##
## Invenio 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 2 of the
## License, or (at your option) any later version.
##
## Invenio 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 Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
'''
bibauthorid_string_utils
Bibauthorid utilities used by many parts of the framework
'''
def string_partition(s, sep, direc='l'):
'''
Partition a string by the first occurrence of the separator.
Mimics the string.partition function, which is not available in Python2.4
@param s: string to be partitioned
@type s: string
@param sep: separator to partition by
@type sep: string
@param dir: direction (left 'l' or right 'r') to search the separator from
@type dir: string
@return: tuple of (left or sep, sep, right of sep)
@rtype: tuple
'''
if direc == 'r':
i = s.rfind(sep)
else:
i = s.find(sep)
if i < 0:
return (s, '', '')
else:
return (s[0:i], s[i:i + 1], s[i + 1:])
def unpackbib(bibrecref):
"""
Creates a tuple (700, 123, 456) from a bibrecref string("100:123,456").
@param bibrecref and return: bibrecref
@type bibrecref: string
@type return: (int, int int)
"""
table, tail = bibrecref.split(":")
bibref, bibrec = tail.split(",")
return (int(table), int(bibref), int(bibrec))
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