# -*- coding: utf-8 -*-
"""
<DefineSource>
@Date : Fri Nov 14 13:20:38 2014 \n
@Author : Erwan Ledoux \n\n
</DefineSource>
A Cumulater pick and 
"""
#<DefineAugmentation>
import ShareYourSystem as SYS
BaseModuleStr="ShareYourSystem.Standards.Walkers.Walker"
DecorationModuleStr="ShareYourSystem.Standards.Classors.Classer"
SYS.setSubModule(globals())
#</DefineAugmentation>
#<ImportSpecificModules>
import copy
#</ImportSpecificModules>
#<DefineClass>
@DecorationClass()
class CumulaterClass(BaseClass):
    #Definition
    RepresentingKeyStrsList=[
                                'CumulatedVariablesList'
                            ]
    def default_init(self,
                _CumulatedVariablesList=None,
                **_KwargVariablesDict):
        #Call the parent __init__ method
        BaseClass.__init__(self,**_KwargVariablesDict)
    def do_cumulate(self):
        #debug
        '''
        self.debug(('self.',self,[
                                    'WalkingSocketDict',
                                    'WalkedTopOrderedDict'
                                ]))
        ''' 
        #Init
        if 'CumulateVariablesList' not in self.WalkedTopOrderedDict:
            self.WalkedTopOrderedDict['CumulateVariablesList']=[]
        #debug
        '''
        self.debug(
                    ('self.',self,[
                            'ConcludingConditionVariable',
                            ])
                )
        '''
        #Check
        self.WalkedTopOrderedDict['CumulateVariablesList'].append(
            self.filter('/').FilteredVariablesList
        )
        #debug
        '''
        self.debug(('self.',self,['FilteredVariablesList']))
        '''
        #set
        if self.WalkingSocketDict['TopVariable']==self:
            self.CumulatedVariablesList=self.WalkedTopOrderedDict['CumulateVariablesList']
            #self.CumulatedVariablesList=copy.copy(self.WalkedTopOrderedDict['CumulateVariablesList'])
#</DefineClass>
View the Cumulater sources on Github
In [2]:
    
#ImportModules
import ShareYourSystem as SYS
from ShareYourSystem.Standards.Walkers import Cumulater
import operator
#Definition a Filter instance that is grouped
MyCumulater=Cumulater.CumulaterClass().update(
        [
            (
                '<Filterome>FirstChildCumulater',
                Cumulater.CumulaterClass().update(
                    [
                        (
                            '<Filterome>GrandChildFilter',
                            Cumulater.CumulaterClass()
                        )
                    ]
                )
            ),
            (
                '<Filterome>SecondChildFilter',
                Cumulater.CumulaterClass()
            ),
            (
                '<Filterome>ThirdChildFilter',
                Cumulater.CumulaterClass()
            )
        ]
    )
#Walk inside the group in order to parent
MyCumulater.walk(
            {
                'BeforeUpdateList':
                [
                    (
                        'ConcludingConditionVariable',[
                            (
                                'NodeIndexInt',
                                lambda _TestInt,_AttestInt:
                                    operator.lt(_TestInt,_AttestInt) and operator.lt(-1,_TestInt)
                                    if _TestInt!=None else False,
                                2
                            )
                        ]
                    ),
                    (
                        'PickingKeyVariablesList',['NodeKeyStr']
                    ),
                    ('cumulate',{'LiargVariablesList':[]})
                ],
                'GatherVariablesList':['<Filterome>']
            }
        )
    
#Definition the AttestedStr
SYS._attest(
    [
        'MyCumulater is '+SYS._str(
        MyCumulater,
        **{
            'RepresentingBaseKeyStrsListBool':False,
            'RepresentingAlineaIsBool':False
        }
        )
    ]
) 
#Print