remove pickle dump/load support
This commit is contained in:
@ -256,156 +256,8 @@ class BaseOption(Base):
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"""
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__slots__ = tuple()
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# ____________________________________________________________
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# serialize object
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def _impl_convert_dependencies(self, descr, load=False):
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"""export of the requires during the serialization process
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:type descr: :class:`tiramisu.option.OptionDescription`
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:param load: `True` if we are at the init of the option description
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:type load: bool
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"""
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if not load and getattr(self, '_dependencies', None) is None:
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self._state_dependencies = None
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elif load and self._state_dependencies is None:
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del(self._state_dependencies)
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else:
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if load:
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self._dependencies = []
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for dependency in self._state_dependencies:
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option = descr.impl_get_opt_by_path(dependency)
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if option.impl_is_optiondescription():
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# test if _group_type is already loaded
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group_type = getattr(option, '_group_type', undefined)
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if group_type is undefined:
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group_type = getattr(groups, option._state_group_type)
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if group_type == groups.master:
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master_path = dependency + '.' + dependency.split('.')[-1]
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option = descr.impl_get_opt_by_path(master_path).impl_get_master_slaves()
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self._dependencies.append(option)
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self._dependencies = tuple(self._dependencies)
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del(self._state_dependencies)
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else:
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self._state_dependencies = []
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for dependency in self._dependencies:
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if isinstance(dependency, MasterSlaves):
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self._state_dependencies.append('.'.join(descr.impl_get_path_by_opt(dependency._p_.master).split('.')[:-1]))
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else:
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self._state_dependencies.append(descr.impl_get_path_by_opt(dependency))
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def _impl_convert_requires(self, descr, load=False):
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"""export of the requires during the serialization process
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:type descr: :class:`tiramisu.option.OptionDescription`
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:param load: `True` if we are at the init of the option description
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:type load: bool
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"""
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if not load and self.impl_getrequires() == []:
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self._state_requires = None
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elif load and self._state_requires is None:
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del(self._state_requires)
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else:
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if load:
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_requires = self._state_requires
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else:
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_requires = self.impl_getrequires()
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new_value = []
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for requires in _requires:
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new_requires = []
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new_req = []
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for require in requires:
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for req in require[0]:
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if load:
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new_req.append([(descr.impl_get_opt_by_path(req[0]), req[1])])
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else:
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new_req.append([(descr.impl_get_path_by_opt(req[0]), req[1])])
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new_req.extend(require[1:])
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new_requires.append(tuple(new_req))
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new_value.append(tuple(new_requires))
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if load:
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del(self._state_requires)
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if new_value != []:
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self._requires = tuple(new_value)
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else:
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self._state_requires = tuple(new_value)
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# serialize
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def _impl_getstate(self, descr):
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"""the under the hood stuff that need to be done
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before the serialization.
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:param descr: the parent :class:`tiramisu.option.OptionDescription`
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"""
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self._stated = True
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for func in dir(self):
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if func.startswith('_impl_convert_'):
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getattr(self, func)(descr)
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def __getstate__(self, stated=True):
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"""special method to enable the serialization with pickle
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Usualy, a `__getstate__` method does'nt need any parameter,
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but somme under the hood stuff need to be done before this action
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:parameter stated: if stated is `True`, the serialization protocol
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can be performed, not ready yet otherwise
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:parameter type: bool
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"""
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try:
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self._stated
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except AttributeError:
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raise SystemError(_('cannot serialize Option, '
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'only in OptionDescription'))
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if isinstance(self, SymLinkOption):
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slots = frozenset(['_name', '_state_opt', '_stated'])
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else:
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slots = self._impl_getattributes()
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slots -= frozenset(['_cache_paths', '_cache_consistencies',
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'__weakref__'])
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states = {}
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for slot in slots:
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# remove variable if save variable converted
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# in _state_xxxx variable
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if '_state' + slot not in slots:
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try:
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if slot.startswith('_state'):
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states[slot] = getattr(self, slot)
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# remove _state_xxx variable
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self.__delattr__(slot)
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else:
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states[slot] = getattr(self, slot)
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except AttributeError:
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pass
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if not stated:
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del(states['_stated'])
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return states
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# unserialize
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def _impl_setstate(self, descr):
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"""the under the hood stuff that need to be done
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before the serialization.
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:type descr: :class:`tiramisu.option.OptionDescription`
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"""
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for func in dir(self):
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if func.startswith('_impl_convert_'):
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getattr(self, func)(descr, load=True)
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try:
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del(self._stated)
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except AttributeError:
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pass
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def __setstate__(self, state):
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"""special method that enables us to serialize (pickle)
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Usualy, a `__setstate__` method does'nt need any parameter,
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but somme under the hood stuff need to be done before this action
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:parameter state: a dict is passed to the loads, it is the attributes
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of the options object
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:type state: dict
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"""
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for key, value in state.items():
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setattr(self, key, value)
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def __getstate__(self):
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raise NotImplementedError()
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def __setattr__(self, name, value):
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"""set once and only once some attributes in the option,
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@ -417,9 +269,7 @@ class BaseOption(Base):
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propertie or "read_only" property)
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"""
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if name != '_option' and \
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not isinstance(value, tuple) and \
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not name.startswith('_state') and \
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not name == '_sa_instance_state':
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not isinstance(value, tuple):
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is_readonly = False
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# never change _name dans _opt
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if name == '_name':
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@ -932,41 +782,6 @@ class Option(OnlyOption):
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equal_name.append(opt.impl_get_display_name())
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return ValueError(msg.format(display_list(list(equal_name))))
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# serialize/unserialize
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def _impl_convert_consistencies(self, descr, load=False):
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"""during serialization process, many things have to be done.
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one of them is the localisation of the options.
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The paths are set once for all.
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:type descr: :class:`tiramisu.option.OptionDescription`
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:param load: `True` if we are at the init of the option description
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:type load: bool
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"""
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if not load and not self._has_consistencies():
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self._state_consistencies = None
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elif load and self._state_consistencies is None:
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del(self._state_consistencies)
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else:
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if load:
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consistencies = self._state_consistencies
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else:
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consistencies = self._get_consistencies()
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new_value = []
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for consistency in consistencies:
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values = []
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for obj in consistency[1]:
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if load:
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values.append(descr.impl_get_opt_by_path(obj))
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else:
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values.append(descr.impl_get_path_by_opt(obj))
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new_value.append((consistency[0], tuple(values), consistency[2]))
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if load:
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del(self._state_consistencies)
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for new_val in new_value:
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self._add_consistency(new_val[0], new_val[1], new_val[2])
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else:
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self._state_consistencies = new_value
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def _second_level_validation(self, value, warnings_only):
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pass
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@ -1139,7 +954,6 @@ def validate_requires_arg(new_option, multi, requires, name):
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class SymLinkOption(OnlyOption):
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# __slots__ = ('_opt', '_state_opt')
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def __init__(self, name, opt):
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if not isinstance(opt, Option):
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@ -1155,21 +969,11 @@ class SymLinkOption(OnlyOption):
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def __getattr__(self, name, context=undefined):
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if name in ('_opt', '_readonly', 'impl_getpath', '_name',
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'_state_opt', '_impl_setopt'):
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'_impl_setopt'):
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return object.__getattr__(self, name)
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else:
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return getattr(self._impl_getopt(), name)
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def _impl_getstate(self, descr):
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self._stated = True
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self._state_opt = descr.impl_get_path_by_opt(self._impl_getopt())
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def _impl_setstate(self, descr):
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self._impl_setopt(descr.impl_get_opt_by_path(self._state_opt))
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del(self._state_opt)
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del(self._stated)
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self._set_readonly(True)
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def impl_get_information(self, key, default=undefined):
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return self._impl_getopt().impl_get_information(key, default)
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@ -1208,7 +1012,7 @@ class DynSymLinkOption(object):
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self._opt = opt
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def __getattr__(self, name, context=undefined):
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if name in ('_opt', '_readonly', 'impl_getpath', '_name', '_state_opt'):
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if name in ('_opt', '_readonly', 'impl_getpath', '_name'):
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return object.__getattr__(self, name)
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else:
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return getattr(self._impl_getopt(), name)
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@ -260,58 +260,8 @@ class OptionDescription(BaseOption, StorageOptionDescription):
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raise ValueError(_('group_type: {0}'
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' not allowed').format(group_type))
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def _impl_getstate(self, descr=None):
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"""enables us to export into a dict
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:param descr: parent :class:`tiramisu.option.OptionDescription`
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"""
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if descr is None:
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self.impl_build_cache_option()
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descr = self
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super(OptionDescription, self)._impl_getstate(descr)
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self._state_group_type = str(self._group_type)
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for option in self._impl_getchildren():
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option._impl_getstate(descr)
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def __getstate__(self):
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"""special method to enable the serialization with pickle
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"""
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stated = True
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try:
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# the `_state` attribute is a flag that which tells us if
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# the serialization can be performed
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self._stated
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except AttributeError:
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# if cannot delete, _impl_getstate never launch
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# launch it recursivement
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# _stated prevent __getstate__ launch more than one time
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# _stated is delete, if re-serialize, re-lauch _impl_getstate
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self._impl_getstate()
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stated = False
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return super(OptionDescription, self).__getstate__(stated)
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def _impl_setstate(self, descr=None):
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"""enables us to import from a dict
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:param descr: parent :class:`tiramisu.option.OptionDescription`
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"""
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if descr is None:
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self._cache_consistencies = None
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self.impl_build_cache_option()
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descr = self
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self._group_type = getattr(groups, self._state_group_type)
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if isinstance(self._group_type, groups.MasterGroupType):
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MasterSlaves(self.impl_getname(), self.impl_getchildren(),
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validate=False)
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del(self._state_group_type)
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super(OptionDescription, self)._impl_setstate(descr)
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for option in self._impl_getchildren(dyn=False):
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option._impl_setstate(descr)
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def __setstate__(self, state):
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super(OptionDescription, self).__setstate__(state)
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try:
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self._stated
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except AttributeError:
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self._impl_setstate()
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raise NotImplementedError()
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def _impl_get_suffixes(self, context):
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callback, callback_params = self.impl_get_callback()
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