add docstring and some docs
This commit is contained in:
parent
8ca58c508d
commit
d3dc40033b
|
@ -104,7 +104,6 @@ method :
|
|||
>>> config.get('bool')
|
||||
True
|
||||
|
||||
|
||||
To find the right option, `get()` searches recursively into the whole
|
||||
tree. For example, to find an option which is in the `gc` namespace
|
||||
there are two possibilites.
|
||||
|
@ -160,4 +159,3 @@ value has been changed and no bad side effect won't occur
|
|||
>>> booloption.setoption(cfg, False, 'owner')
|
||||
>>> cfg.bool
|
||||
>>> False
|
||||
|
||||
|
|
|
@ -83,7 +83,7 @@ it is possible to
|
|||
the order of the :ref:`optionapi#schema` specification entries,
|
||||
- compare two configs (equality),
|
||||
- export the whole config into a `dict` with :api:`config.make_dict()`,
|
||||
- `validate()` an option value into a config, see :doc:`consistency`.
|
||||
.. - `validate()` an option value into a config, see :doc:`consistency`.
|
||||
|
||||
:api:`option.Option()` objects in a config are iterable in the pythonic
|
||||
way, that is something like `[(name, value) for name, value in config]`.
|
||||
|
@ -100,4 +100,3 @@ To iter on groups in the same manner, use the
|
|||
To iter on groups objects only.
|
||||
All groups are returned if `group_type` is `None`, otherwise the groups
|
||||
can be filtered by categories (families, or whatever).
|
||||
|
||||
|
|
|
@ -6,6 +6,18 @@ The global configuration's consistency
|
|||
:module: :api:`config.py`
|
||||
:tests: :api:`test_option_consistency.py`
|
||||
|
||||
Identical option names
|
||||
----------------------
|
||||
|
||||
If an :api:`option.Option()` happens to be defined twice in the
|
||||
:ref:`glossary#schema` (e.g. the :api:`option.OptionDescription()`),
|
||||
that is the two options actually have the same name, an exception is raised.
|
||||
|
||||
The calculation is currently carried out in the samespace, for example
|
||||
if `config.gc.name` is defined, another option in `gc` with the name
|
||||
`name` is **not** allowed, whereas `config.whateverelse.name` is still
|
||||
allowed.
|
||||
|
||||
Option's values type validation
|
||||
--------------------------------
|
||||
|
||||
|
@ -59,7 +71,6 @@ in
|
|||
- :api:`test_option_consistency.test_newoption_add_in_subdescr()`
|
||||
- :api:`test_option_consistency.test_newoption_add_in_config()`
|
||||
|
||||
|
||||
Validation upon a whole configuration object
|
||||
----------------------------------------------
|
||||
|
||||
|
@ -76,27 +87,3 @@ For example, the configuration paths have to be unique in the
|
|||
|
||||
Other hook are availables to validate upon a whole configuration at any
|
||||
time.
|
||||
|
||||
Identical option names
|
||||
----------------------
|
||||
|
||||
If an :api:`option.Option()` happens to be defined twice in the
|
||||
:ref:`glossary#schema` (e.g. the :api:`option.OptionDescription()`),
|
||||
that is the two options actually have the same name, an exception is raised.
|
||||
|
||||
The calculation is currently carried out in the samespace, for example
|
||||
if `config.gc.name` is defined, another option in `gc` with the name
|
||||
`name` is **not** allowed, whereas `config.whateverelse.name` is still
|
||||
allowed.
|
||||
|
||||
.. the calculation was carried out by the requires, wich is not a goog idead
|
||||
|
||||
Type constraints with the `multi` type
|
||||
----------------------------------------
|
||||
|
||||
By convention, if a multi option has somme requires, the constraints on
|
||||
the multi type is in all the OptionGroup (a group has to be `multi`, and
|
||||
a multi of the same length).
|
||||
|
||||
See :api:`test_option_consistency.test_multi_constraints()`
|
||||
|
||||
|
|
|
@ -1,70 +0,0 @@
|
|||
- abstract values from `gaspacho`
|
||||
|
||||
Les types possibles :
|
||||
|
||||
- sans valeur : `boolean`
|
||||
- avec valeur : `unicode` (un texte libre), `integer` (un chiffre), `enum` (une liste de choix prédéfinies) et `list` (une liste de choix libres).
|
||||
|
||||
Les types sans valeurs sont les plus simples. Par exemple cette règle n’attend
|
||||
aucune valeur particulière Vérifier que Firefox est le navigateur par défaut.
|
||||
|
||||
Alors que celle-ci attend une adresse IP Configuration du serveur proxy manuelle.
|
||||
|
||||
Il existe un autre type (multi) qui permet de mêler plusieurs types.
|
||||
|
||||
Il s’agit bien de définir ici le type de la règle (et uniquement de la règle).
|
||||
|
||||
- configuration levels in `creole`
|
||||
|
||||
*thu, 28 april 2011*
|
||||
|
||||
Exemple de niveau de configuration (dans l'ordre) :
|
||||
|
||||
1. - Coeur
|
||||
|
||||
2.
|
||||
- Coeur
|
||||
- gen_config
|
||||
|
||||
3.
|
||||
- Coeur
|
||||
- gen_config
|
||||
- EAD
|
||||
|
||||
4.
|
||||
- Coeur
|
||||
- EAD
|
||||
|
||||
5.
|
||||
- Coeur
|
||||
- baculaconfig.py
|
||||
|
||||
(`fill` : calcule une valeur jusqu'à ce que l'utilisateur change la
|
||||
valeur)
|
||||
|
||||
Gestion des ACL en écriture :
|
||||
|
||||
Le coeur charge les variables
|
||||
|
||||
- si auto : seul le coeur peut la modifier (cas 1) ;
|
||||
|
||||
- si fill : le coeur calcule une valeur tant que pas configuré par
|
||||
l'utilisateur. L'utilisateur peut modifier (cas 2 ou 3) ;
|
||||
|
||||
- des variables modifiables que par gen_config (cas 2) ;
|
||||
|
||||
- des variables modifiables par gen_config ou l'EAD (cas 3) ;
|
||||
|
||||
- des variables d'autres applications (cas 4 et 5).
|
||||
|
||||
Gestion des ACLs en lecture :
|
||||
|
||||
- seule une application peut lire certaines variables (exemple un mot de
|
||||
passe).
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
@ -57,7 +57,7 @@ glossary
|
|||
**forced on freeze**
|
||||
|
||||
A single option is frozen and we want the option to return something
|
||||
else than his value, for example his default value, see
|
||||
else than his value, typically his default value, see
|
||||
:ref:`status#frozen`
|
||||
|
||||
.. _`valueowner`:
|
||||
|
@ -83,16 +83,6 @@ glossary
|
|||
a disabled option has a different behaviour on regards to the access
|
||||
of the value in the configuration, see :doc:`status` for more details.
|
||||
|
||||
**fill option**
|
||||
|
||||
a fill option is like an automatic option except that it is
|
||||
calculated only if a value hasn't been set.
|
||||
|
||||
**auto option**
|
||||
|
||||
an automatic option is an option thas is carried out by an external
|
||||
calculation
|
||||
|
||||
.. _mandatory:
|
||||
|
||||
**mandatory option**
|
||||
|
@ -101,7 +91,6 @@ glossary
|
|||
set, that is the default value cannot be `None`, see
|
||||
:ref:`optionapi#optioninit`
|
||||
|
||||
|
||||
.. _consistency:
|
||||
|
||||
**consistency**
|
||||
|
|
|
@ -124,4 +124,3 @@ Represents a choice out of several objects. The option can also have the value
|
|||
|
||||
``__init__(self, name, doc, values, default=None, requires=None)``
|
||||
``values`` is a list of values the option can possibly take.
|
||||
|
||||
|
|
|
@ -1,82 +0,0 @@
|
|||
#!/usr/bin/python
|
||||
# unproudly borrowed from David Goodger's rst2html.py
|
||||
|
||||
"""
|
||||
A minimal front end to the Docutils Publisher, producing HTML.
|
||||
"""
|
||||
|
||||
try:
|
||||
import locale
|
||||
locale.setlocale(locale.LC_ALL, '')
|
||||
except:
|
||||
pass
|
||||
|
||||
from docutils.core import publish_cmdline, default_description
|
||||
# ____________________________________________________________
|
||||
from docutils import nodes, utils
|
||||
from docutils.parsers.rst import roles
|
||||
from docutils.writers import manpage
|
||||
|
||||
"""
|
||||
description of the new roles:
|
||||
|
||||
`:api:` : link to the code
|
||||
|
||||
- code.py becomes api/code.html
|
||||
- code.Code.code_test becomes api/code.Code.code_test.html
|
||||
- code.Code() becomes api/code.Code.html
|
||||
|
||||
`:doc:`a link to an internal file
|
||||
example become example.html
|
||||
|
||||
ref: link with anchor as in an external file
|
||||
|
||||
:ref:`toto#titi` becomes toto.html#titi
|
||||
"""
|
||||
from os.path import splitext
|
||||
|
||||
def api_reference_role(role, rawtext, text, lineno, inliner,
|
||||
options={}, content=[]):
|
||||
basename = text
|
||||
if "(" in text:
|
||||
basename = text.split("(")[0]
|
||||
if ".py" in text:
|
||||
basename = splitext(text)[0]
|
||||
if "test_" in text:
|
||||
refuri = "api/" + "tiramisu.test." + basename + '.html'
|
||||
else:
|
||||
refuri = "api/" + "tiramisu." + basename + '.html'
|
||||
roles.set_classes(options)
|
||||
node = nodes.reference(rawtext, utils.unescape(text), refuri=refuri,
|
||||
**options)
|
||||
return [node], []
|
||||
|
||||
roles.register_local_role('api', api_reference_role)
|
||||
|
||||
def doc_reference_role(role, rawtext, text, lineno, inliner,
|
||||
options={}, content=[]):
|
||||
refuri = text + '.html'
|
||||
roles.set_classes(options)
|
||||
node = nodes.reference(rawtext, utils.unescape(text), refuri=refuri,
|
||||
**options)
|
||||
return [node], []
|
||||
|
||||
roles.register_local_role('doc', doc_reference_role)
|
||||
|
||||
def ref_reference_role(role, rawtext, text, lineno, inliner,
|
||||
options={}, content=[]):
|
||||
fname, anchor = text.split('#')
|
||||
refuri = fname + '.html#' + anchor
|
||||
roles.set_classes(options)
|
||||
node = nodes.reference(rawtext, utils.unescape(anchor), refuri=refuri,
|
||||
**options)
|
||||
return [node], []
|
||||
|
||||
roles.register_local_role('ref', ref_reference_role)
|
||||
|
||||
# ____________________________________________________________
|
||||
|
||||
description = ("Generates plain unix manual documents. " + default_description)
|
||||
|
||||
publish_cmdline(writer=manpage.Writer(), description=description)
|
||||
|
|
@ -67,11 +67,12 @@ Restricted access to an `Option()`
|
|||
-----------------------------------
|
||||
|
||||
Configuration options access statuses are defined at configuration level
|
||||
that corresponds to the :api:`option.Option()`'s `properties` attribute.
|
||||
that corresponds to the :api:`option.Option()`'s `properties` attribute,
|
||||
for example
|
||||
|
||||
**hidden**
|
||||
|
||||
This means that an option raises an `HiddenOptionError` if we try to access
|
||||
This means that an option raises an error if we try to access
|
||||
the value of the option.
|
||||
|
||||
See `hide()` or `show()` in `Option()` that comes from
|
||||
|
@ -143,7 +144,12 @@ configuration option.
|
|||
Special behaviors for an option
|
||||
---------------------------------
|
||||
|
||||
**auto**
|
||||
**mandatory**
|
||||
|
||||
A mandatory option shall return a value. If a value, or a default value
|
||||
has not been set, a error is raised.
|
||||
|
||||
**has a callback**
|
||||
|
||||
This means that it is a calculated value and therefore automatically
|
||||
protected it cannot be modified by attribute access.
|
||||
|
@ -151,15 +157,12 @@ Special behaviors for an option
|
|||
Its inner state is represented by :api:`option.Option.has_callback()`
|
||||
and :api:`option.Option.hascallback_and_isfrozen()`
|
||||
|
||||
**fill**
|
||||
**force default**
|
||||
|
||||
if the configuration option has a default value, the default is
|
||||
returned, otherwise the value is calculated.
|
||||
|
||||
Its inner state is represented by :api:`option.Option.has_callback()`
|
||||
|
||||
`default` value owner
|
||||
----------------------
|
||||
Its inner state is represented by :api:`option.Option.force_default()`
|
||||
|
||||
Configuration options have default values that are stored in the
|
||||
`Option()` object itself. Default values, the `default`, can be set in
|
||||
|
@ -168,4 +171,3 @@ various ways.
|
|||
If a default value is modified by overriding it, not only the value of
|
||||
the option resets to the default that is proposed, but the owner is
|
||||
modified too, it is reseted to `default`.
|
||||
|
||||
|
|
53
doc/todo.txt
53
doc/todo.txt
|
@ -45,22 +45,11 @@ alors que gc est un groupe
|
|||
|
||||
:date: 12 avril
|
||||
|
||||
- faire un mode dégradé avec des warnings
|
||||
- validations de longueur des maitres/esclaves ailleurs à sortir des requires
|
||||
et à mettre dans des validators
|
||||
|
||||
:date: 3 avril 2012
|
||||
|
||||
- hide sur les sous-sous groupe : il faut que ça hide **tout** les sous-groupe
|
||||
récursivement
|
||||
|
||||
groupes `master/slaves`:
|
||||
|
||||
faut-il coder les multi avec des requires, ou bien simplement
|
||||
un groupe avec comme variable le nom du groupe ?
|
||||
|
||||
auto, fill, obligatoire
|
||||
|
||||
2012-03-22
|
||||
|
||||
**groupe master**
|
||||
|
@ -68,17 +57,10 @@ auto, fill, obligatoire
|
|||
faire une api du genre : `Option().is_master()`
|
||||
pour cela, tester `if self.parent._name == self._name: return True`
|
||||
|
||||
- mettre un attribut `auto` aux options de configuration, de manière à
|
||||
ce qu'elles sachent quelle fonction eos appeler (que ça soit une info
|
||||
dans l'option ou bien au niveau de la config ?)
|
||||
le fait de détecter un "auto" vient du owner, mais il faut savoir
|
||||
quelle fonction appeler
|
||||
|
||||
A documenter
|
||||
-------------
|
||||
|
||||
- les variables multiples
|
||||
- expliquer les urls du json dans la doc
|
||||
- documenter le typage des options descriptions descr_type
|
||||
|
||||
A ajouter
|
||||
|
@ -87,40 +69,5 @@ A ajouter
|
|||
Option -> attribut help (en plus de doc)
|
||||
get_help() (à mettre en class Type avec Doc aussi)
|
||||
|
||||
separator -> pas pour l'instant
|
||||
|
||||
fill, auto, obligatoire
|
||||
|
||||
nouveau type :
|
||||
|
||||
type option (dérivé de ChoiceOPtion) dans lequel il y a des nouvelles valeurs
|
||||
possibles (pas de validations) ou plutôt une StringOption qui propose un choix
|
||||
de valeurs par défault de type liste.
|
||||
|
||||
:date: 24 mars
|
||||
|
||||
- hide pour les sous-sous config (récursivement) et pas seulement une
|
||||
seule sous-config (ou bien, quelque chose de réglable)
|
||||
|
||||
- validate global : vérifier à l'init de la conf qu'une variable
|
||||
n'existe pas déjà, etc
|
||||
|
||||
:date: 26 janvier
|
||||
|
||||
- un attribut eosfunc pour auto + les paramètres à donner à la fonction
|
||||
pareil pour le fill (function et paramètres)
|
||||
|
||||
reset
|
||||
-------
|
||||
|
||||
**à discuter** : ça correspond exactement au override,
|
||||
ou bien au opt.setoption(None, 'default')
|
||||
|
||||
**si la valeur par défaut est définie, un __get__ ne pourra jamais
|
||||
renvoyer None.** ce qui est bloquant. Il faut pouvoir revenir à None.
|
||||
|
||||
pour supprimer la valeur d'une options (et revenir à la valeur par défault)
|
||||
cfg.reset() (supprime _cfgimpl_value[name]) et _cfgimpl_value_owner[name])
|
||||
|
||||
reset()
|
||||
|
||||
|
|
|
@ -33,29 +33,40 @@ from tiramisu.autolib import carry_out_calculation
|
|||
default_owner = 'user'
|
||||
# ____________________________________________________________
|
||||
class Config(object):
|
||||
"properties attribute: the name of a property enables this property"
|
||||
_cfgimpl_properties = ['hidden', 'disabled']
|
||||
"mandatory means: a mandatory option has to have a value that is not None"
|
||||
_cfgimpl_mandatory = True
|
||||
_cfgimpl_frozen = True
|
||||
_cfgimpl_owner = default_owner
|
||||
_cfgimpl_toplevel = None
|
||||
# TODO implement unicity by name
|
||||
# _cfgimpl_unique_names = True
|
||||
|
||||
def __init__(self, descr, parent=None, **overrides):
|
||||
""" Configuration option management master class
|
||||
:param descr: describes the configuration schema
|
||||
:type descr: an instance of ``option.OptionDescription``
|
||||
:param overrides: can be used to set different default values
|
||||
(see method ``override``)
|
||||
:param parent: is None if the ``Config`` is root parent Config otherwise
|
||||
:type parent: ``Config``
|
||||
"""
|
||||
self._cfgimpl_descr = descr
|
||||
self._cfgimpl_value_owners = {}
|
||||
self._cfgimpl_parent = parent
|
||||
# `Config()` indeed takes care of the `Option()`'s values
|
||||
"`Config()` indeed is in charge of the `Option()`'s values"
|
||||
self._cfgimpl_values = {}
|
||||
self._cfgimpl_previous_values = {}
|
||||
# XXX warnings are a great idea, let's make up a better use of it
|
||||
"warnings are a great idea, let's make up a better use of it"
|
||||
self._cfgimpl_warnings = []
|
||||
self._cfgimpl_toplevel = self._cfgimpl_get_toplevel()
|
||||
# `freeze()` allows us to carry out this calculation again if necessary
|
||||
'`freeze()` allows us to carry out this calculation again if necessary'
|
||||
self._cfgimpl_frozen = self._cfgimpl_toplevel._cfgimpl_frozen
|
||||
self._cfgimpl_build(overrides)
|
||||
|
||||
def _validate_duplicates(self, children):
|
||||
"""duplicates Option names in the schema
|
||||
:type children: list of `Option` or `OptionDescription`
|
||||
"""
|
||||
duplicates = []
|
||||
for dup in children:
|
||||
if dup._name not in duplicates:
|
||||
|
@ -64,27 +75,12 @@ class Config(object):
|
|||
raise ConflictConfigError('duplicate option name: '
|
||||
'{0}'.format(dup._name))
|
||||
|
||||
# TODO implement unicity by name
|
||||
# def _validate_duplicates_for_names(self, children):
|
||||
# "validates duplicates names agains the whole config"
|
||||
# rootconfig = self._cfgimpl_get_toplevel()
|
||||
# if self._cfgimpl_unique_names:
|
||||
# for dup in children:
|
||||
# try:
|
||||
# print dup._name
|
||||
# try:
|
||||
# print rootconfig.get(dup._name)
|
||||
# except AttributeError:
|
||||
# pass
|
||||
# raise NotFoundError
|
||||
# #rootconfig.get(dup._name)
|
||||
# except NotFoundError:
|
||||
# pass # no identical names, it's fine
|
||||
# else:
|
||||
# raise ConflictConfigError('duplicate option name: '
|
||||
# '{0}'.format(dup._name))
|
||||
|
||||
def _cfgimpl_build(self, overrides):
|
||||
"""
|
||||
- builds the config object from the schema
|
||||
- settles various default values for options
|
||||
:param overrides: dict of options name:default values
|
||||
"""
|
||||
self._validate_duplicates(self._cfgimpl_descr._children)
|
||||
for child in self._cfgimpl_descr._children:
|
||||
if isinstance(child, Option):
|
||||
|
@ -106,8 +102,8 @@ class Config(object):
|
|||
self.override(overrides)
|
||||
|
||||
def cfgimpl_update(self):
|
||||
"dynamically adds `Option()` or `OptionDescription()`"
|
||||
# Nothing is static. Everything evolve.
|
||||
"""dynamically adds `Option()` or `OptionDescription()`
|
||||
"""
|
||||
# FIXME this is an update for new options in the schema only
|
||||
# see the update_child() method of the descr object
|
||||
for child in self._cfgimpl_descr._children:
|
||||
|
@ -126,23 +122,33 @@ class Config(object):
|
|||
self._cfgimpl_values[child._name] = Config(child, parent=self)
|
||||
|
||||
def override(self, overrides):
|
||||
"""
|
||||
overrides default values. This marks the overridden values as defaults.
|
||||
:param overrides: is a dictionary of path strings to values.
|
||||
"""
|
||||
for name, value in overrides.iteritems():
|
||||
homeconfig, name = self._cfgimpl_get_home_by_path(name)
|
||||
homeconfig.setoption(name, value, 'default')
|
||||
|
||||
def cfgimpl_set_owner(self, owner):
|
||||
":param owner: sets the default value for owner at the Config level"
|
||||
self._cfgimpl_owner = owner
|
||||
for child in self._cfgimpl_descr._children:
|
||||
if isinstance(child, OptionDescription):
|
||||
self._cfgimpl_values[child._name].cfgimpl_set_owner(owner)
|
||||
# ____________________________________________________________
|
||||
# properties methods
|
||||
def _cfgimpl_has_properties(self):
|
||||
"has properties means the Config's properties attribute is not empty"
|
||||
return bool(len(self._cfgimpl_properties))
|
||||
|
||||
def _cfgimpl_has_property(self, propname):
|
||||
"""has property propname in the Config's properties attribute
|
||||
:param property: string wich is the name of the property"""
|
||||
return propname in self._cfgimpl_properties
|
||||
|
||||
def cfgimpl_enable_property(self, propname):
|
||||
"puts property propname in the Config's properties attribute"
|
||||
if self._cfgimpl_parent != None:
|
||||
raise MethodCallError("this method root_hide() shall not be"
|
||||
"used with non-root Config() object")
|
||||
|
@ -150,21 +156,16 @@ class Config(object):
|
|||
self._cfgimpl_properties.append(propname)
|
||||
|
||||
def cfgimpl_disable_property(self, propname):
|
||||
"deletes property propname in the Config's properties attribute"
|
||||
if self._cfgimpl_parent != None:
|
||||
raise MethodCallError("this method root_hide() shall not be"
|
||||
"used with non-root Config() object")
|
||||
if self._cfgimpl_has_property(propname):
|
||||
self._cfgimpl_properties.remove(propname)
|
||||
|
||||
def cfgimpl_non_mandatory(self):
|
||||
if self._cfgimpl_parent != None:
|
||||
raise MethodCallError("this method root_mandatory machin() shall not be"
|
||||
"used with non-root Confit() object")
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig._cfgimpl_mandatory = False
|
||||
|
||||
# ____________________________________________________________
|
||||
# attribute methods
|
||||
def __setattr__(self, name, value):
|
||||
"attribute notation mechanism for the setting of the value of an option"
|
||||
if name.startswith('_cfgimpl_'):
|
||||
self.__dict__[name] = value
|
||||
return
|
||||
|
@ -176,6 +177,7 @@ class Config(object):
|
|||
self.setoption(name, value, self._cfgimpl_owner)
|
||||
|
||||
def _validate(self, name, opt_or_descr):
|
||||
"validation for the setattr and the getattr"
|
||||
apply_requires(opt_or_descr, self)
|
||||
if not isinstance(opt_or_descr, Option) and \
|
||||
not isinstance(opt_or_descr, OptionDescription):
|
||||
|
@ -191,6 +193,7 @@ class Config(object):
|
|||
properties)
|
||||
|
||||
def _is_empty(self, opt):
|
||||
"convenience method to know if an option is empty"
|
||||
if (not opt.is_multi() and self._cfgimpl_values[opt._name] == None) or \
|
||||
(opt.is_multi() and (self._cfgimpl_values[opt._name] == [] or \
|
||||
None in self._cfgimpl_values[opt._name])):
|
||||
|
@ -198,6 +201,7 @@ class Config(object):
|
|||
return False
|
||||
|
||||
def __getattr__(self, name):
|
||||
"attribute notation mechanism for accessing the value of an option"
|
||||
# attribute access by passing a path,
|
||||
# for instance getattr(self, "creole.general.family.adresse_ip_eth0")
|
||||
if '.' in name:
|
||||
|
@ -267,15 +271,12 @@ class Config(object):
|
|||
|
||||
return self._cfgimpl_values[name]
|
||||
|
||||
# def __dir__(self):
|
||||
# #from_type = dir(type(self))
|
||||
# from_dict = list(self.__dict__)
|
||||
# extras = list(self._cfgimpl_values)
|
||||
# return sorted(set(extras + from_dict))
|
||||
|
||||
def unwrap_from_name(self, name):
|
||||
# didn't have to stoop so low: `self.get()` must be the proper method
|
||||
# **and it is slow**: it recursively searches into the namespaces
|
||||
"""convenience method to extract and Option() object from the Config()
|
||||
**and it is slow**: it recursively searches into the namespaces
|
||||
|
||||
:returns: Option()
|
||||
"""
|
||||
paths = self.getpaths(allpaths=True)
|
||||
opts = dict([(path, self.unwrap_from_path(path)) for path in paths])
|
||||
all_paths = [p.split(".") for p in self.getpaths()]
|
||||
|
@ -285,15 +286,19 @@ class Config(object):
|
|||
raise NotFoundError("name: {0} not found".format(name))
|
||||
|
||||
def unwrap_from_path(self, path):
|
||||
# didn't have to stoop so low, `geattr(self, path)` is much better
|
||||
# **fast**: finds the option directly in the appropriate namespace
|
||||
"""convenience method to extract and Option() object from the Config()
|
||||
and it is **fast**: finds the option directly in the appropriate
|
||||
namespace
|
||||
|
||||
:returns: Option()
|
||||
"""
|
||||
if '.' in path:
|
||||
homeconfig, path = self._cfgimpl_get_home_by_path(path)
|
||||
return getattr(homeconfig._cfgimpl_descr, path)
|
||||
return getattr(self._cfgimpl_descr, path)
|
||||
|
||||
def __delattr__(self, name):
|
||||
# if you use delattr you are responsible for all bad things happening
|
||||
"if you use delattr you are responsible for all bad things happening"
|
||||
if name.startswith('_cfgimpl_'):
|
||||
del self.__dict__[name]
|
||||
return
|
||||
|
@ -304,8 +309,13 @@ class Config(object):
|
|||
self._cfgimpl_values[name] = getattr(opt, 'default', None)
|
||||
|
||||
def setoption(self, name, value, who=None):
|
||||
#who is **not necessarily** a owner, because it cannot be a list
|
||||
#FIXME : sortir le setoption pour les multi, ca ne devrait pas être la
|
||||
"""effectively modifies the value of an Option()
|
||||
(typically called by the __setattr__)
|
||||
|
||||
:param who: is an owner's name
|
||||
who is **not necessarily** a owner, because it cannot be a list
|
||||
:type who: string
|
||||
"""
|
||||
child = getattr(self._cfgimpl_descr, name)
|
||||
if who == None:
|
||||
if child.is_multi():
|
||||
|
@ -343,6 +353,13 @@ class Config(object):
|
|||
child.setoption(homeconfig, value, who)
|
||||
|
||||
def set(self, **kwargs):
|
||||
"""
|
||||
"do what I mean"-interface to option setting. Searches all paths
|
||||
starting from that config for matches of the optional arguments
|
||||
and sets the found option if the match is not ambiguous.
|
||||
:param kwargs: dict of name strings to values.
|
||||
"""
|
||||
|
||||
all_paths = [p.split(".") for p in self.getpaths(allpaths=True)]
|
||||
for key, value in kwargs.iteritems():
|
||||
key_p = key.split('.')
|
||||
|
@ -366,6 +383,12 @@ class Config(object):
|
|||
' or the option is hidden or disabled'% (key, ))
|
||||
|
||||
def get(self, name):
|
||||
"""
|
||||
much like the attribute access way, except that
|
||||
the search for the option is performed recursively in the whole
|
||||
configuration tree.
|
||||
**carefull**: very slow !
|
||||
"""
|
||||
paths = self.getpaths(allpaths=True)
|
||||
pathsvalues = []
|
||||
for path in paths:
|
||||
|
@ -379,62 +402,64 @@ class Config(object):
|
|||
raise NotFoundError("option {0} not found in config".format(name))
|
||||
|
||||
def _cfgimpl_get_home_by_path(self, path):
|
||||
"""returns tuple (config, name)"""
|
||||
""":returns: tuple (config, name)"""
|
||||
path = path.split('.')
|
||||
|
||||
for step in path[:-1]:
|
||||
self = getattr(self, step)
|
||||
return self, path[-1]
|
||||
|
||||
def _cfgimpl_get_toplevel(self):
|
||||
":returns: root config"
|
||||
while self._cfgimpl_parent is not None:
|
||||
self = self._cfgimpl_parent
|
||||
return self
|
||||
|
||||
def _cfgimpl_get_path(self):
|
||||
"the path in the attribute access meaning."
|
||||
subpath = []
|
||||
obj = self
|
||||
while obj._cfgimpl_parent is not None:
|
||||
subpath.insert(0, obj._cfgimpl_descr._name)
|
||||
obj = obj._cfgimpl_parent
|
||||
return ".".join(subpath)
|
||||
|
||||
|
||||
# ______________________________________________________________________
|
||||
def cfgimpl_previous_value(self, path):
|
||||
"stores the previous value"
|
||||
home, name = self._cfgimpl_get_home_by_path(path)
|
||||
return home._cfgimpl_previous_values[name]
|
||||
|
||||
def get_previous_value(self, name):
|
||||
"for the time being, only the previous Option's value is accessible"
|
||||
return self._cfgimpl_previous_values[name]
|
||||
|
||||
# ______________________________________________________________________
|
||||
def add_warning(self, warning):
|
||||
"Config implements its own warning pile. Could be useful"
|
||||
self._cfgimpl_get_toplevel()._cfgimpl_warnings.append(warning)
|
||||
|
||||
def get_warnings(self):
|
||||
"Config implements its own warning pile"
|
||||
return self._cfgimpl_get_toplevel()._cfgimpl_warnings
|
||||
# ____________________________________________________________
|
||||
# freeze and read-write statuses
|
||||
# Config()'s status
|
||||
def cfgimpl_freeze(self):
|
||||
"cannot modify the frozen `Option`'s"
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig._cfgimpl_frozen = True
|
||||
self._cfgimpl_frozen = True
|
||||
|
||||
def cfgimpl_unfreeze(self):
|
||||
"can modify the Options that are frozen"
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig._cfgimpl_frozen = False
|
||||
self._cfgimpl_frozen = False
|
||||
|
||||
def is_frozen(self):
|
||||
# it should be the same value as self._cfgimpl_frozen...
|
||||
"freeze flag at Config level"
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
return rootconfig._cfgimpl_frozen
|
||||
|
||||
def is_mandatory(self):
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
return rootconfig._cfgimpl_mandatory
|
||||
|
||||
def cfgimpl_read_only(self):
|
||||
# convenience method to freeze, hidde and disable
|
||||
"convenience method to freeze, hidde and disable"
|
||||
self.cfgimpl_freeze()
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig.cfgimpl_disable_property('hidden')
|
||||
|
@ -442,12 +467,35 @@ class Config(object):
|
|||
rootconfig._cfgimpl_mandatory = True
|
||||
|
||||
def cfgimpl_read_write(self):
|
||||
# convenience method to freeze, hidde and disable
|
||||
"convenience method to freeze, hidde and disable"
|
||||
self.cfgimpl_freeze()
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig.cfgimpl_enable_property('hidden')
|
||||
rootconfig.cfgimpl_enable_property('disabled')
|
||||
rootconfig._cfgimpl_mandatory = False
|
||||
|
||||
def cfgimpl_non_mandatory(self):
|
||||
"""mandatory at the Config level means that the Config raises an error
|
||||
if a mandatory option is found"""
|
||||
if self._cfgimpl_parent != None:
|
||||
raise MethodCallError("this method root_mandatory shall"
|
||||
" not be used with non-root Confit() object")
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig._cfgimpl_mandatory = False
|
||||
|
||||
def cfgimpl_mandatory(self):
|
||||
"""mandatory at the Config level means that the Config raises an error
|
||||
if a mandatory option is found"""
|
||||
if self._cfgimpl_parent != None:
|
||||
raise MethodCallError("this method root_mandatory shall"
|
||||
" not be used with non-root Confit() object")
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
rootconfig._cfgimpl_mandatory = True
|
||||
|
||||
def is_mandatory(self):
|
||||
"all mandatory Options shall have a value"
|
||||
rootconfig = self._cfgimpl_get_toplevel()
|
||||
return rootconfig._cfgimpl_mandatory
|
||||
# ____________________________________________________________
|
||||
def getkey(self):
|
||||
return self._cfgimpl_descr.getkey(self)
|
||||
|
@ -456,13 +504,15 @@ class Config(object):
|
|||
return hash(self.getkey())
|
||||
|
||||
def __eq__(self, other):
|
||||
"Config comparison"
|
||||
return self.getkey() == other.getkey()
|
||||
|
||||
def __ne__(self, other):
|
||||
"Config comparison"
|
||||
return not self == other
|
||||
|
||||
# ______________________________________________________________________
|
||||
def __iter__(self):
|
||||
# iteration only on Options (not OptionDescriptions)
|
||||
"iteration only on Options (not OptionDescriptions)"
|
||||
for child in self._cfgimpl_descr._children:
|
||||
if isinstance(child, Option):
|
||||
try:
|
||||
|
@ -485,8 +535,9 @@ class Config(object):
|
|||
yield child._name, getattr(self, child._name)
|
||||
except:
|
||||
pass # hidden, disabled option
|
||||
|
||||
# ______________________________________________________________________
|
||||
def __str__(self, indent=""):
|
||||
"Config's string representation"
|
||||
lines = []
|
||||
children = [(child._name, child)
|
||||
for child in self._cfgimpl_descr._children]
|
||||
|
@ -520,12 +571,14 @@ class Config(object):
|
|||
paths.append(path)
|
||||
except PropertiesOptionError:
|
||||
if allpaths:
|
||||
paths.append(path) # hidden or disabled or mandatory option added
|
||||
paths.append(path) # option which have properties added
|
||||
else:
|
||||
paths.append(path)
|
||||
return paths
|
||||
|
||||
def make_dict(config, flatten=False):
|
||||
"""export the whole config into a `dict`
|
||||
:returns: dict of Option's name (or path) and values"""
|
||||
paths = config.getpaths()
|
||||
pathsvalues = []
|
||||
for path in paths:
|
||||
|
@ -542,6 +595,11 @@ def make_dict(config, flatten=False):
|
|||
return options
|
||||
|
||||
def mandatory_warnings(config):
|
||||
"""convenience function to trace Options that are mandatory and
|
||||
where no value has been set
|
||||
|
||||
:returns: generator of mandatory Option's path
|
||||
"""
|
||||
mandatory = config._cfgimpl_get_toplevel()._cfgimpl_mandatory
|
||||
config._cfgimpl_get_toplevel()._cfgimpl_mandatory = True
|
||||
for path in config._cfgimpl_descr.getpaths(include_groups=True):
|
||||
|
|
|
@ -31,9 +31,14 @@ for act1, act2 in requires_actions:
|
|||
available_actions.extend([act1, act2])
|
||||
reverse_actions[act1] = act2
|
||||
reverse_actions[act2] = act1
|
||||
|
||||
# ____________________________________________________________
|
||||
# OptionDescription authorized group_type values
|
||||
"""
|
||||
Three available group_types : `default`, `family`, `group` and
|
||||
`master` (for master~slave group type). Notice that for a
|
||||
master~slave group, the name of the group and the name of the
|
||||
master option are identical.
|
||||
"""
|
||||
group_types = ['default', 'family', 'group', 'master']
|
||||
# ____________________________________________________________
|
||||
# multi types
|
||||
|
@ -86,8 +91,13 @@ class Multi(list):
|
|||
# ____________________________________________________________
|
||||
#
|
||||
class Option(HiddenBaseType, DisabledBaseType):
|
||||
#reminder: an Option object is **not** a container for the value
|
||||
"""
|
||||
Abstract base class for configuration option's
|
||||
reminder: an Option object is **not** a container for the value
|
||||
"""
|
||||
"freeze means: cannot modify the value of an Option once set"
|
||||
_frozen = False
|
||||
"if an Option has been frozen, shall return the default value"
|
||||
_force_default_on_freeze = False
|
||||
def __init__(self, name, doc, default=None, default_multi=None,
|
||||
requires=None, mandatory=False, multi=False, callback=None,
|
||||
|
@ -145,41 +155,53 @@ class Option(HiddenBaseType, DisabledBaseType):
|
|||
return True
|
||||
|
||||
def getdefault(self):
|
||||
"accessing the default value"
|
||||
return self.default
|
||||
|
||||
def is_empty_by_default(self):
|
||||
"no default value has been set yet"
|
||||
if ((not self.is_multi() and self.default == None) or
|
||||
(self.is_multi() and self.default == []) or None in self.default):
|
||||
return True
|
||||
return False
|
||||
|
||||
def force_default(self):
|
||||
"if an Option has been frozen, shall return the default value"
|
||||
self._force_default_on_freeze = True
|
||||
|
||||
def hascallback_and_isfrozen():
|
||||
return self._frozen and self.has_callback()
|
||||
|
||||
def is_forced_on_freeze(self):
|
||||
"if an Option has been frozen, shall return the default value"
|
||||
return self._frozen and self._force_default_on_freeze
|
||||
|
||||
def getdoc(self):
|
||||
"accesses the Option's doc"
|
||||
return self.doc
|
||||
|
||||
def getcallback(self):
|
||||
"a callback is only a link, the name of an external hook"
|
||||
return self.callback
|
||||
|
||||
def has_callback(self):
|
||||
"to know if a callback has been defined or not"
|
||||
if self.callback == None:
|
||||
return False
|
||||
else:
|
||||
return True
|
||||
|
||||
def getcallback_params(self):
|
||||
"if a callback has been defined, returns his arity"
|
||||
return self.callback_params
|
||||
|
||||
def setowner(self, config, owner):
|
||||
# config *must* be only the **parent** config (not the toplevel config)
|
||||
# owner is a **real* owner, a list is actually allowable here
|
||||
"""
|
||||
:param config: *must* be only the **parent** config
|
||||
(not the toplevel config)
|
||||
:param owner: is a **real* owner, that is a name or a list
|
||||
which is allowable here
|
||||
"""
|
||||
name = self._name
|
||||
if self.is_multi():
|
||||
if not type(owner) == list:
|
||||
|
@ -188,11 +210,14 @@ class Option(HiddenBaseType, DisabledBaseType):
|
|||
config._cfgimpl_value_owners[name] = owner
|
||||
|
||||
def getowner(self, config):
|
||||
# config *must* be only the **parent** config (not the toplevel config)
|
||||
"config *must* be only the **parent** config (not the toplevel config)"
|
||||
return config._cfgimpl_value_owners[self._name]
|
||||
|
||||
def setoption(self, config, value, who):
|
||||
"who is **not necessarily** a owner because it cannot be a list"
|
||||
"""changes the option's value with the value_owner's who
|
||||
:param config: the parent config is necessary here to store the value
|
||||
:param who : is **not necessarily** a owner because it cannot be a list
|
||||
:type who: string """
|
||||
name = self._name
|
||||
if not self.validate(value):
|
||||
raise ConfigError('invalid value %s for option %s' % (value, name))
|
||||
|
@ -245,19 +270,17 @@ class Option(HiddenBaseType, DisabledBaseType):
|
|||
def getkey(self, value):
|
||||
return value
|
||||
# ____________________________________________________________
|
||||
"freeze utility"
|
||||
def freeze(self):
|
||||
self._frozen = True
|
||||
return True
|
||||
|
||||
def unfreeze(self):
|
||||
self._frozen = False
|
||||
|
||||
def is_frozen(self):
|
||||
return self._frozen
|
||||
# ____________________________________________________________
|
||||
def is_multi(self):
|
||||
return self.multi
|
||||
|
||||
def is_mandatory(self):
|
||||
return self._mandatory
|
||||
|
||||
|
@ -356,9 +379,14 @@ class ArbitraryOption(Option):
|
|||
return self.default
|
||||
|
||||
class OptionDescription(HiddenBaseType, DisabledBaseType):
|
||||
"Config's schema (organisation) and container of Options"
|
||||
"the group_type is an attribute useful for iteration on groups in a config"
|
||||
group_type = 'default'
|
||||
|
||||
def __init__(self, name, doc, children, requires=None):
|
||||
"""
|
||||
:param children: is a list of option descriptions (including
|
||||
``OptionDescription`` instances for nested namespaces).
|
||||
"""
|
||||
self._name = name
|
||||
self.doc = doc
|
||||
self._children = children
|
||||
|
@ -415,8 +443,8 @@ class OptionDescription(HiddenBaseType, DisabledBaseType):
|
|||
paths.append('.'.join(currpath + [attr]))
|
||||
return paths
|
||||
# ____________________________________________________________
|
||||
|
||||
def set_group_type(self, group_type):
|
||||
":param group_type: string in group_types"
|
||||
if group_type in group_types:
|
||||
self.group_type = group_type
|
||||
else:
|
||||
|
@ -426,29 +454,24 @@ class OptionDescription(HiddenBaseType, DisabledBaseType):
|
|||
def get_group_type(self):
|
||||
return self.group_type
|
||||
# ____________________________________________________________
|
||||
"actions API"
|
||||
def hide(self):
|
||||
super(OptionDescription, self).hide()
|
||||
# FIXME : AND THE SUBCHILDREN ?
|
||||
for child in self._children:
|
||||
if isinstance(child, OptionDescription):
|
||||
child.hide()
|
||||
|
||||
def show(self):
|
||||
# FIXME : AND THE SUBCHILDREN ??
|
||||
super(OptionDescription, self).show()
|
||||
for child in self._children:
|
||||
if isinstance(child, OptionDescription):
|
||||
child.show()
|
||||
# ____________________________________________________________
|
||||
|
||||
def disable(self):
|
||||
super(OptionDescription, self).disable()
|
||||
# FIXME : AND THE SUBCHILDREN ?
|
||||
for child in self._children:
|
||||
if isinstance(child, OptionDescription):
|
||||
child.disable()
|
||||
|
||||
def enable(self):
|
||||
# FIXME : AND THE SUBCHILDREN ?
|
||||
super(OptionDescription, self).enable()
|
||||
for child in self._children:
|
||||
if isinstance(child, OptionDescription):
|
||||
|
@ -456,7 +479,7 @@ class OptionDescription(HiddenBaseType, DisabledBaseType):
|
|||
# ____________________________________________________________
|
||||
|
||||
def validate_requires_arg(requires, name):
|
||||
# malformed requirements
|
||||
"malformed requirements"
|
||||
config_action = []
|
||||
for req in requires:
|
||||
if not type(req) == tuple and len(req) != 3:
|
||||
|
@ -474,6 +497,7 @@ def validate_requires_arg(requires, name):
|
|||
config_action.append(action)
|
||||
|
||||
def build_actions(requires):
|
||||
"action are hide, show, enable, disable..."
|
||||
trigger_actions = {}
|
||||
for require in requires:
|
||||
action = require[2]
|
||||
|
@ -481,6 +505,7 @@ def build_actions(requires):
|
|||
return trigger_actions
|
||||
|
||||
def apply_requires(opt, config):
|
||||
"carries out the jit (just in time requirements between options"
|
||||
if hasattr(opt, '_requires') and opt._requires is not None:
|
||||
rootconfig = config._cfgimpl_get_toplevel()
|
||||
validate_requires_arg(opt._requires, opt._name)
|
||||
|
@ -508,4 +533,3 @@ def apply_requires(opt, config):
|
|||
# no callback has been triggered, then just reverse the action
|
||||
if not matches:
|
||||
getattr(opt, reverse_actions[action])()
|
||||
|
||||
|
|
Loading…
Reference in New Issue