CscMonUtils.py

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#
#Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
#
 
import CscRawDataMonitoring.CscRawMonLabels as labels
import math
 
def getCSCLabelx(x):
    labelx = getattr(labels, x)
    return labelx
 
def getCSCEfficiency(num, num_err, den, den_err):
    epsilon = 1.e-3
    eff = 0
    err = 0
    if ( den > epsilon):
        eff = num / den
        err = math.fabs( ( (1.-2.*eff)*num_err*num_err + eff*eff*den_err*den_err )/(den*den) )
 
    return eff, err