64 lines
2.7 KiB
Python
64 lines
2.7 KiB
Python
# Copyright (C) 2012 Team tiramisu (see README for all contributors)
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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 General Public License as published by
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# the Free Software Foundation; either version 2 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 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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# The original `Config` design model is unproudly borrowed from
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# the rough gus of pypy: pypy: http://codespeak.net/svn/pypy/dist/pypy/config/
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# the whole pypy projet is under MIT licence
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# ____________________________________________________________
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"enables us to carry out a calculation and return an option's value"
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from tiramisu.error import DisabledOptionError, SpecialOwnersError
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# ____________________________________________________________
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# automatic Option object
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special_owners = ['auto', 'fill']
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def special_owner_factory(name, owner, value,
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callback, callback_params=None, config=None):
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# in case of an 'auto' and a 'fill' without a value,
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# we have to carry out a calculation
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return calc_factory(name, callback, callback_params, config)
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#g = globals()
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def calc_factory(name, callback, callback_params, config):
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# FIXME we have to know the exact status of the config
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# not to disrupt it
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# config.freeze()
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if callback_params is None:
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callback_params = {}
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tcparams = {}
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for key, value in callback_params.items():
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if type(value) == tuple:
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path, check_disabled = value
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try:
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opt_value = getattr(config, path)
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except DisabledOptionError, e:
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if chek_disabled:
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continue
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raise DisabledOptionError(e)
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tcparams[key] = opt_value
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else:
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tcparams[key] = value
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try:
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#return getattr(autolib, callback)(name, config)
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#return g[callback](name, config, **callback_params)
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from creole import eosfunc
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return getattr(eosfunc, callback)(**tcparams)
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except AttributeError:
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import traceback
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traceback.print_exc()
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raise SpecialOwnersError("callback: {0} not found for "
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"option: {1}".format(callback, name))
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