Ntuple Class Reference

Inheritance diagram for Ntuple:

Public Member Functions
	initialize (self)
	event (self)
	terminate (self)

Public Attributes
	file = ROOT.TFile('t0CalTime_slot' + str(args[1]) + '.root', 'recreate')
	output file name
	tree = ROOT.TTree('laser', '')
	output tree name
	data = TreeStruct()
	tree strruct

Static Public Attributes
dict	t0const = {0: 0.0}
	t0 constant per channel per slot
	f = ROOT.TFile.Open('t0const_slot' + str(args[1]) + '.root')
	input t0const root file
	histTimeCh = TH2F('before T0Cal slot#' + str(args[1]), 'before T0Cal slot#' + str(args[1]), 512, 0, 511, 500, 50, 100)
	scatter plot before t0 calibartion
	histCalTimeCh = TH2F('after T0Cal slot#' + str(args[1]), 'after T0Cal slot#' + str(args[1]), 512, 0, 511, 500, 50, 100)
	scatter plot after t0 calibartion

Detailed Description

 t0const ntpule infomation 

Definition at line 46 of file t0CalTime.py.

Member Function Documentation

event()

event

(

self

)

 Event processor: fill the tree and scatter plots 

Definition at line 85 of file t0CalTime.py.

    def event(self):
        ''' Event processor: fill the tree and scatter plots '''
 
        digits = Belle2.PyStoreArray('TOPDigits')
        for digit in digits:
            if digit.getModuleID() == int(args[1]):
                self.data.slot = digit.getModuleID()
                self.data.channel = digit.getChannel()
                self.data.pixel = digit.getPixelID()
                self.data.time = digit.getTime()
                self.data.caltime = digit.getTime() + t0const.get(digit.getChannel())
                self.data.height = digit.getPulseHeight()
                self.data.width = digit.getPulseWidth()
                self.data.quality = digit.getHitQuality()
                self.data.rawtime = digit.getRawTime()
                self.data.firstwindow = digit.getFirstWindow()
                self.data.pmtpixel = digit.getPMTPixel()
                self.data.pmt = digit.getPMTNumber()
 
                self.file.cd()
                self.tree.Fill()
 
                self.histTimeCh.Fill(digit.getChannel(), digit.getTime())
                self.histCalTimeCh.Fill(digit.getChannel(), digit.getTime() - t0const.get(digit.getChannel()))
 

initialize()

initialize

(

self

)

 Initialize the Module: output root file 

Definition at line 68 of file t0CalTime.py.

    def initialize(self):
        ''' Initialize the Module: output root file '''
 
        
        self.file = ROOT.TFile('t0CalTime_slot' + str(args[1]) + '.root', 'recreate')
        
        self.tree = ROOT.TTree('laser', '')
        
        self.data = TreeStruct()
 
        for key in TreeStruct.__dict__.keys():
            if '__' not in key:
                formstring = '/F'
                if isinstance(self.data.__getattribute__(key), int):
                    formstring = '/I'
                self.tree.Branch(key, addressof(self.data, key), key + formstring)
 

terminate()

terminate

(

self

)

 Write the file 

Definition at line 110 of file t0CalTime.py.

    def terminate(self):
        ''' Write the file '''
 
        self.file.cd()
        self.file.Write()
        self.histTimeCh.Write()
        self.histCalTimeCh.Write()
        self.file.Close()
 
 
# Create path

Member Data Documentation

data

data = TreeStruct()

tree strruct

Definition at line 76 of file t0CalTime.py.

f

f = ROOT.TFile.Open('t0const_slot' + str(args[1]) + '.root')

static

input t0const root file

Definition at line 54 of file t0CalTime.py.

file

file = ROOT.TFile('t0CalTime_slot' + str(args[1]) + '.root', 'recreate')

output file name

Definition at line 72 of file t0CalTime.py.

histCalTimeCh

histCalTimeCh = TH2F('after T0Cal slot#' + str(args[1]), 'after T0Cal slot#' + str(args[1]), 512, 0, 511, 500, 50, 100)

static

scatter plot after t0 calibartion

Definition at line 61 of file t0CalTime.py.

histTimeCh

histTimeCh = TH2F('before T0Cal slot#' + str(args[1]), 'before T0Cal slot#' + str(args[1]), 512, 0, 511, 500, 50, 100)

static

scatter plot before t0 calibartion

Definition at line 59 of file t0CalTime.py.

t0const

dict t0const = {0: 0.0}

static

t0 constant per channel per slot

Definition at line 51 of file t0CalTime.py.

tree

tree = ROOT.TTree('laser', '')

output tree name

Definition at line 74 of file t0CalTime.py.

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The documentation for this class was generated from the following file:

• top/examples/t0CalTime.py