60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
# -*- encoding: utf-8 -*-
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# Copyright P. Christeas <p_christ@hol.gr> 2008-2010
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# Copyright 2010 OpenERP SA. http://www.openerp.com
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#
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# This program is Free Software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public License
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# as published by the Free Software Foundation; version 2 of the License.
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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 Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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###############################################################################
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def dict_merge(*dicts):
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""" Return a dict with all values of dicts
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"""
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res = {}
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for d in dicts:
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res.update(d)
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return res
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def dict_merge2(*dicts):
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""" Return a dict with all values of dicts.
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If some key appears twice and contains iterable objects, the values
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are merged (instead of overwritten).
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"""
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res = {}
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for d in dicts:
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for k in d.keys():
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if k in res and isinstance(res[k], (list, tuple)):
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res[k] = res[k] + d[k]
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elif k in res and isinstance(res[k], dict):
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res[k].update(d[k])
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else:
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res[k] = d[k]
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return res
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def dict_filter(srcdic, keys, res=None):
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''' Return a copy of srcdic that has only keys set.
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If any of keys are missing from srcdic, the result won't have them,
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either.
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@param res If given, result will be updated there, instead of a new dict.
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'''
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if res is None:
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res = {}
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for k in keys:
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if k in srcdic:
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res[k] = srcdic[k]
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return res
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#eof
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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