129 lines
4.9 KiB
Python
129 lines
4.9 KiB
Python
# Copyright (C) 2012 Team tiramisu (see AUTHORS 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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from tiramisu.config import Config
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from tiramisu.option import (OptionDescription, Option, ChoiceOption, BoolOption,
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FloatOption, StrOption, IntOption, IPOption, NetmaskOption,
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apply_requires)
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# ____________________________________________________________
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# reverse factory
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# XXX HAAAAAAAAAAAACK (but possibly a good one)
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#def reverse_from_paths(data):
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# "rebuilds a (fake) data structure from an unflatten `make_dict()` result"
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# # ____________________________________________________________
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# _build_map = {
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# bool: BoolOption,
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# int: IntOption,
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# float: FloatOption,
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# str: StrOption,
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# }
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# def option_factory(name, value):
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# "dummy -> Option('dummy')"
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# if isinstance(value, list):
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# return _build_map[type(value[0])](name, '', multi=True, default=value)
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# else:
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# return _build_map[type(value)](name, '', default=value)
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# def build_options(data):
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# "config.gc.dummy -> Option('dummy')"
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# for key, value in data.items():
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# name = key.split('.')[-1]
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# yield (key, option_factory(name, value))
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# # ____________________________________________________________
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# def parent(pathname):
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# "config.gc.dummy -> config.gc"
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# if "." in pathname:
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# return ".".join(pathname.split('.')[:-1])
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# # no parent except rootconfig, naturally returns None
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# def subgroups(pathname):
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# "config.gc.dummy.bool -> [config.gc, config.gc.dummy]"
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# group = parent(pathname)
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# parents =[]
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# while group is not None:
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# parents.append(group)
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# group = parent(group)
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# return parents
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# def build_option_descriptions(data):
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# all_groups = []
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# for key in data.keys():
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# for group in subgroups(key):
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# # so group is unique in the list
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# if group not in all_groups:
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# all_groups.append(group)
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# for group in all_groups:
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# name = group.split('.')[-1]
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# yield (group, OptionDescription(name, '', []))
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# # ____________________________________________________________
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# descr = OptionDescription('tiramisu', 'fake rebuild structure', [])
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# cfg = Config(descr)
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# # add descrs in cfg
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# def compare(a, b):
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# l1 = a.split(".")
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# l2 = b.split(".")
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# if len(l1) < len(l2):
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# return -1
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# elif len(l1) > len(l2):
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# return 1
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# else:
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# return 0
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# grps = list(build_option_descriptions(data))
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# groups = dict(grps)
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# grp_paths = [pathname for pathname, opt_descr in grps]
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# grp_paths.sort(compare)
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# for grp in grp_paths:
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# if not "." in grp:
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# cfg._cfgimpl_descr.add_child(groups[grp])
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# cfg.cfgimpl_update()
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# else:
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# parentdescr = cfg.unwrap_from_path(parent(grp))
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# parentdescr.add_child(groups[grp])
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# getattr(cfg, parent(grp)).cfgimpl_update()
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# # add options in descrs
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# for pathname, opt in build_options(data):
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# current_group_name = parent(pathname)
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# if current_group_name == None:
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# cfg._cfgimpl_descr.add_child(opt)
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# cfg.cfgimpl_update()
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# else:
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# curr_grp = groups[current_group_name]
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# curr_grp.add_child(opt)
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# getattr(cfg, current_group_name).cfgimpl_update()
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# return cfg
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# ____________________________________________________________
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# extendable type
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class extend(type):
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"""
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A magic trick for classes, which lets you add methods or attributes to a
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class
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"""
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def extend(cls, extclass):
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bases = list(extclass.__bases__)
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bases.append(extclass)
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for cl in bases:
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for key, value in cl.__dict__.items():
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if key == '__module__':
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continue
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setattr(cls, key, value)
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# ____________________________________________________________
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