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update doc

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This commit is contained in:
Emmanuel Garette 2013-09-10 21:04:12 +02:00
parent 3dc72c505c
commit 28ea4f0e90
11 changed files with 355 additions and 27 deletions
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1
doc/api.txt
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@ -11,4 +11,5 @@ Auto generated library's API
tiramisu.value
tiramisu.autolib
tiramisu.error
tiramisu.storage

23
doc/consistency.txt
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@ -57,7 +57,7 @@ A requirement is a list of dictionaries that have fairly this form::
'transitive':True, 'same_action': True}]
Actually a transformation is made to this dictionary during the validation of
this requires at the :class:`~option.Option()`'s init. The dictionairy becomes
this requires at the :class:`~option.Option()`'s init. The dictionary becomes
a tuple, wich is passed to the :meth:`~setting.Settings.apply_requires()`
method. Take a look at the code to fully understand the exact meaning of the
requirements:
@ -103,7 +103,6 @@ hidden any more::
['hidden']
>>> print c.od1.var1
Traceback (most recent call last):
[...]
tiramisu.error.PropertiesOptionError: trying to access to an option named:
var1 with properties ['hidden']
>>> c.od1.var2 = u'oui'
@ -123,7 +122,6 @@ document.)::
>>> c.od1.var2 = u'non'
>>> print c.od2.var4
Traceback (most recent call last):
[...]
tiramisu.error.PropertiesOptionError: trying to access to an option named: od2 with properties ['hidden']
>>> c.od1.var2 = u'oui'
>>> print c.od2.var4
@ -144,21 +142,20 @@ Requirements can be accumulated for different or identical properties (inverted
or not)::
>>> a = UnicodeOption('var3', '', u'value', requires=[{'option':od1.var2,
'expected':'non', 'action':'hidden'}, {'option':od1.var1, 'expected':'oui',
'action':'hidden'}])
... 'expected':'non', 'action':'hidden'}, {'option':od1.var1, 'expected':'oui',
... 'action':'hidden'}])
>>> a = UnicodeOption('var3', '', u'value', requires=[{'option':od1.var2,
'expected':'non', 'action':'hidden'}, {'option':od1.var1, 'excepted':'oui',
'action':'disabled', 'inverse':True}])
... 'expected':'non', 'action':'hidden'}, {'option':od1.var1, 'excepted':'oui',
... 'action':'disabled', 'inverse':True}])
But it is not possible to have inverted requirements on the same property.
Here is an impossible situation::
>>> a = UnicodeOption('var3', '', u'value', requires=[{'option':od1.var2,
'expected':'non', 'action':'hidden'}, {'option':od1.var1, 'expected':'oui',
'hidden', True}])
... 'expected':'non', 'action':'hidden'}, {'option':od1.var1, 'expected':'oui',
... 'hidden', True}])
Traceback (most recent call last):
[...]
ValueError: inconsistency in action types for option: var3 action: hidden
Validation upon a whole configuration object
@ -184,11 +181,8 @@ Let's define validator (wich is a normal python function)::
Here is an option wich uses this validator::
>>> var1 = UnicodeOption('var1', '', u'oui', validator=valid_a, validator_args={'letter': 'o'})
>>>
>>> od1 = OptionDescription('od1', '', [var1])
>>>
>>> rootod = OptionDescription('rootod', '', [od1])
>>>
>>> c = Config(rootod)
>>> c.read_write()
@ -196,11 +190,10 @@ The validation is applied at the modification time::
>>> c.od1.var1 = u'non'
Traceback (most recent call last):
[...]
ValueError: invalid value non for option var1
>>> c.od1.var1 = u'oh non'
Il est possible de désactiver la validation :
You can disabled this validation::
>>> c.cfgimpl_get_settings().remove('validator')
>>> c.od1.var1 = u'non'

1
doc/index.txt
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@ -33,6 +33,7 @@ controlling options explanations
getting-started
config
storage
option
status
consistency

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52
doc/storage.txt Normal file
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@ -0,0 +1,52 @@
Storage
=======
Config's informations are, by default, volatiles. This means, all values and
settings changes will be lost.
The storage is the system Tiramisu uses to communicate with various DB.
You can specified a persistent storage.
.. image:: storage.png
.. automodule:: tiramisu.storage
.. automethod:: tiramisu.storage.set_storage
Dictionary
~~~~~~~~~~
.. automodule:: tiramisu.storage.dictionary
Dictionary settings:
.. automethod:: tiramisu.storage.dictionary.storage.Setting
Sqlite3
~~~~~~~
.. automodule:: tiramisu.storage.sqlite3
Sqlite3 settings:
.. automethod:: tiramisu.storage.sqlite3.storage.Setting
Example
~~~~~~~
>>> from tiramisu.option import StrOption, OptionDescription
>>> from tiramisu.config import Config
>>> from tiramisu.storage import set_storage
>>> set_storage('sqlite3', dir_database='/tmp/tiramisu')
>>> s = StrOption('str', '')
>>> o = OptionDescription('od', '', [s])
>>> c1 = Config(o, persistent=True, session_id='xxxx')
>>> c1.str
>>> c1.str = 'yes'
>>> c1.str
'yes'
>>> del(c1)
>>> c2 = Config(o, persistent=True, session_id='xxxx')
>>> c2.str
'yes'

10
tiramisu/storage/__init__.py
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@ -19,11 +19,9 @@
# the whole pypy projet is under MIT licence
# ____________________________________________________________
"""Storage connections, executions and managements.
Storage is basic components used to set Config informations in DB.
The primary "entry point" class into this package is the StorageType and it's
public configurator ``set_storage()``.
"""Storage is basic components used to set Config informations in DB.
The primary "entry point" class is the StorageType and it's public
configurator ``set_storage()``.
"""
@ -43,6 +41,8 @@ class StorageType(object):
def set(self, name):
if self.storage_type is not None:
if self.storage_type == name:
return
raise ConfigError(_('storage_type is already set, cannot rebind it'))
self.storage_type = name

13
tiramisu/storage/dictionary/__init__.py
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@ -1,5 +1,4 @@
# -*- coding: utf-8 -*-
"default plugin for storage: set it in a simple dictionary"
# Copyright (C) 2013 Team tiramisu (see AUTHORS for all contributors)
#
# This program is free software; you can redistribute it and/or modify
@ -17,8 +16,16 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# ____________________________________________________________
"""Default plugin for storage. All informations are store in a simple
dictionary in memory.
You cannot have persistente informations with this kind of storage.
The advantage of this solution is that you can easily create a Config and
use it. But if something goes wrong, you will lost your modifications.
"""
from .value import Values
from .setting import Settings
from .storage import Storage, list_sessions, delete_session
from .storage import Setting, Storage, list_sessions, delete_session
__all__ = (Values, Settings, Storage, list_sessions, delete_session)
__all__ = (Setting, Values, Settings, Storage, list_sessions, delete_session)

3
tiramisu/storage/dictionary/storage.py
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@ -1,5 +1,4 @@
# -*- coding: utf-8 -*-
"default plugin for storage: set it in a simple dictionary"
# Copyright (C) 2013 Team tiramisu (see AUTHORS for all contributors)
#
# This program is free software; you can redistribute it and/or modify
@ -22,6 +21,8 @@ from tiramisu.error import ConfigError
class Setting(object):
"""Dictionary storage has no particular setting.
"""
pass

11
tiramisu/storage/sqlite3/__init__.py
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@ -1,5 +1,4 @@
# -*- coding: utf-8 -*-
"set storage in sqlite3"
# Copyright (C) 2013 Team tiramisu (see AUTHORS for all contributors)
#
# This program is free software; you can redistribute it and/or modify
@ -17,8 +16,14 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# ____________________________________________________________
"""Sqlite3 plugin for storage. This storage is not made to be used in productive
environment. It was developing as proof of concept.
You should not configure differents Configs with same session_id.
"""
from .value import Values
from .setting import Settings
from .storage import Storage, list_sessions, delete_session
from .storage import Setting, Storage, list_sessions, delete_session
__all__ = (Values, Settings, Storage, list_sessions, delete_session)
__all__ = (Setting, Values, Settings, Storage, list_sessions, delete_session)

3
tiramisu/storage/sqlite3/storage.py
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@ -25,6 +25,9 @@ from glob import glob
class Setting(object):
""":param extension: database file extension (by default: db)
:param dir_database: root database directory (by default: /tmp)
"""
extension = 'db'
dir_database = '/tmp'