In This Package:

Helpers.py

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#!/usr/bin/env python

import GaudiKernel.SystemOfUnits as units
from GenTools.GenToolsConf import GtPositionerTool
from GenTools.GenToolsConf import GtTimeratorTool
from GenTools.GenToolsConf import GtTransformTool
from InvBetaDecay.InvBetaDecayConf import GtInverseBeta

class Decay:
    
    '''
    A "helper" module for inverse beta decay
    '''
    
    def __init__(self,
                 name = "decay",
                 volume = '/dd/Structure/AD/far-oil1',
                 decay = None,
                 positioner = None,
                 timerator = None,
                 transformer = None
                 ):
        '''
        Construct a Decay helper.

        Coustom configured tools can
        be passed in or customization can be done after construction
        using the data members:

        .decay
        .positioner
        .timerator
        .transformer
        
        If the Volume property for the positioner and transformer is
        not yet set, it will be set to the value of "volume"
        '''
        if decay == None:
            decay = GtInverseBeta(name,
                                  NeutrinoAngle = 0)
        if positioner == None:
            positioner = GtPositionerTool(name+"Positioner",
                                          Strategy = 'FullVolume',
                                          Mode = 'Uniform')
        if timerator == None:
            timerator = GtTimeratorTool(name+"Timerator",
                                        LifeTime = 1.*units.second)
        if transformer == None:
            transformer = GtTransformTool(name+"Transformer")

        try: 
            v = positioner.Volume
        except AttributeError:
            positioner.Volume = volume
            
        try:
            v = transformer.Volume
        except AttributeError:
            transformer.Volume = volume

        self.decay = decay
        self.positioner = positioner
        self.timerator = timerator
        self.transformer = transformer
        return

    def setVolume(self,volumename):
        self.positioner.Volume = volumename
        self.transformer.Volume = volumename
        return

    def tools(self):
        return [self.decay,self.positioner,self.timerator,self.transformer]

    pass # end Decay


def configure(argv=[]):
    '''
    Configure for use as a Job Option Module
    '''

    import GenTools
    helper = Decay()
    helper.decay.NeutrinoAngle = 0

    gtc = GenTools.Configure(genname="InverseBeta",helper=helper)

    #GenTools.Dumper()

    return

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