test_DistanceCalculator.py

 
import basf2 as b2
import modularAnalysis as ma
import variables.collections as vc
import variables.utils as vu
import vertex as vx
import stdCharged as stdc
import b2test_utils
 
from variables import variables
 
variables.addAlias('TubeX', 'extraInfo(TubePosX)')
variables.addAlias('TubeY', 'extraInfo(TubePosY)')
variables.addAlias('TubeZ', 'extraInfo(TubePosZ)')
variables.addAlias('Tube00', 'extraInfo(TubeCov00)')
variables.addAlias('Tube01', 'extraInfo(TubeCov01)')
variables.addAlias('Tube02', 'extraInfo(TubeCov02)')
variables.addAlias('Tube10', 'extraInfo(TubeCov10)')
variables.addAlias('Tube11', 'extraInfo(TubeCov11)')
variables.addAlias('Tube12', 'extraInfo(TubeCov12)')
variables.addAlias('Tube20', 'extraInfo(TubeCov20)')
variables.addAlias('Tube21', 'extraInfo(TubeCov21)')
variables.addAlias('Tube22', 'extraInfo(TubeCov22)')
 
variables.addAlias('avf00', 'extraInfo(prod_vtx_cov00)')
variables.addAlias('avf01', 'extraInfo(prod_vtx_cov01)')
variables.addAlias('avf02', 'extraInfo(prod_vtx_cov02)')
variables.addAlias('avf10', 'extraInfo(prod_vtx_cov10)')
variables.addAlias('avf11', 'extraInfo(prod_vtx_cov11)')
variables.addAlias('avf12', 'extraInfo(prod_vtx_cov12)')
variables.addAlias('avf20', 'extraInfo(prod_vtx_cov20)')
variables.addAlias('avf21', 'extraInfo(prod_vtx_cov21)')
variables.addAlias('avf22', 'extraInfo(prod_vtx_cov22)')
 
variables.addAlias('avfPx', 'extraInfo(Px_after_avf)')
variables.addAlias('avfPy', 'extraInfo(Py_after_avf)')
variables.addAlias('avfPz', 'extraInfo(Pz_after_avf)')
variables.addAlias('avfE', 'extraInfo(E_after_avf)')
 
variables.addAlias('mcPxCms', 'useCMSFrame(mcPX)')
variables.addAlias('mcPyCms', 'useCMSFrame(mcPY)')
variables.addAlias('mcPzCms', 'useCMSFrame(mcPZ)')
variables.addAlias('mcECms', 'useCMSFrame(mcE)')
 
variables.addAlias('tube_dir_X', 'extraInfo(TubeDirX)')
variables.addAlias('tube_dir_Y', 'extraInfo(TubeDirY)')
variables.addAlias('tube_dir_Z', 'extraInfo(TubeDirZ)')
 
variables.addAlias('truex', 'matchedMC(x)')
variables.addAlias('truey', 'matchedMC(y)')
variables.addAlias('truez', 'matchedMC(z)')
 
variables.addAlias('Distance', 'extraInfo(CalculatedDistance)')
variables.addAlias('DistanceError', 'extraInfo(CalculatedDistanceError)')
variables.addAlias('DistanceVector_X', 'extraInfo(CalculatedDistanceVector_X)')
variables.addAlias('DistanceVector_Y', 'extraInfo(CalculatedDistanceVector_Y)')
variables.addAlias('DistanceVector_Z', 'extraInfo(CalculatedDistanceVector_Z)')
variables.addAlias('DistanceCovMatrixXX', 'extraInfo(CalculatedDistanceCovMatrixXX)')
variables.addAlias('DistanceCovMatrixXY', 'extraInfo(CalculatedDistanceCovMatrixXY)')
variables.addAlias('DistanceCovMatrixXZ', 'extraInfo(CalculatedDistanceCovMatrixXZ)')
variables.addAlias('DistanceCovMatrixYX', 'extraInfo(CalculatedDistanceCovMatrixYX)')
variables.addAlias('DistanceCovMatrixYY', 'extraInfo(CalculatedDistanceCovMatrixYY)')
variables.addAlias('DistanceCovMatrixYZ', 'extraInfo(CalculatedDistanceCovMatrixYZ)')
variables.addAlias('DistanceCovMatrixZX', 'extraInfo(CalculatedDistanceCovMatrixZX)')
variables.addAlias('DistanceCovMatrixZY', 'extraInfo(CalculatedDistanceCovMatrixZY)')
variables.addAlias('DistanceCovMatrixZZ', 'extraInfo(CalculatedDistanceCovMatrixZZ)')
# create path
my_path = b2.create_path()
 
# load input ROOT file
 
ma.inputMdst('default',
             b2test_utils.require_file('analysis/tests/mdst.root'),
             path=my_path)
 
stdc.stdPi(listtype='all', path=my_path)
stdc.stdPi(listtype='good', path=my_path)
stdc.stdK(listtype='all', path=my_path)
stdc.stdK(listtype='good', path=my_path)
stdc.stdMu(listtype='all', path=my_path)
stdc.stdMu(listtype='good', path=my_path)
 
ma.reconstructDecay('D0:kpi -> K-:good pi+:good', '', path=my_path)
ma.matchMCTruth('D0:kpi', path=my_path)
ma.applyCuts('D0:kpi', 'abs(mcPDG)==421', path=my_path)
vx.raveFit('D0:kpi', 0.0, path=my_path)
 
ma.reconstructDecay('J/psi:mumu -> mu+:good mu-:good', '', path=my_path)
vx.raveFit('J/psi:mumu', 0.0, path=my_path)
 
# TAGGING
ma.reconstructDecay('B+:tag -> anti-D0:kpi pi+:all', '', path=my_path)
ma.matchMCTruth('B+:tag', path=my_path)
ma.applyCuts('B+:tag', 'isSignalAcceptMissingNeutrino>0.5', path=my_path)
vx.raveFit('B+:tag', 0.0, path=my_path)
 
# SIGNAL
ma.reconstructDecay('B-:sigT -> J/psi:mumu K-:good pi+:good pi-:good', '', path=my_path)
ma.matchMCTruth('B-:sigT', path=my_path)
ma.applyCuts('B-:sigT', 'abs(mcPDG)==521', path=my_path)
 
ma.reconstructDecay('Upsilon(4S):sig -> B+:tag B-:sigT', '', path=my_path)
 
mytestmodule2 = b2.register_module('BtubeCreator')
my_path.add_module(mytestmodule2,
                   listName='Upsilon(4S):sig',
                   decayString='Upsilon(4S) -> ^B+ B-')
vx.raveFit('B-:sigT', 0.0, constraint='btube', path=my_path)
 
ma.calculateDistance('B-:sigT', 'B- -> ^J/psi K- pi+ pi-', "vertexbtube", path=my_path)
# Saving variables to ntuple
output_file = 'test.root'
true_vars = ['truex', 'truey', 'truez']
avf_vars = ['avf00', 'avf01', 'avf02', 'avf10', 'avf11', 'avf12', 'avf20', 'avf21', 'avf22', 'avfPx', 'avfPy', 'avfPz', 'avfE']
tube_vars = [
    'TubeX',
    'TubeY',
    'TubeZ',
    'Tube00',
    'Tube01',
    'Tube02',
    'Tube10',
    'Tube11',
    'Tube12',
    'Tube20',
    'Tube21',
    'Tube22',
    'tube_dir_X',
    'tube_dir_Y',
    'tube_dir_Z']
 
common_vars = vc.kinematics + vc.vertex + vc.mc_vertex + vc.mc_truth + \
    vc.mc_kinematics + ['InvM', 'mcPxCms', 'mcPyCms', 'mcPzCms', 'mcECms']
distance_vars = [
    'Distance',
    'DistanceError',
    'DistanceVector_X',
    'DistanceVector_Y',
    'DistanceVector_Z',
    'DistanceCovMatrixXX',
    'DistanceCovMatrixXY',
    'DistanceCovMatrixXZ',
    'DistanceCovMatrixYX',
    'DistanceCovMatrixYY',
    'DistanceCovMatrixYZ',
    'DistanceCovMatrixZX',
    'DistanceCovMatrixZY',
    'DistanceCovMatrixZZ']
Distance_vars_sig = vu.create_aliases_for_selected(
    list_of_variables=distance_vars,
    decay_string='Upsilon(4S):sig -> B+:tag ^B-:sigT',
    prefix='Distance')
D_vars_tagside = vu.create_aliases_for_selected(
    list_of_variables=common_vars,
    decay_string='B+:tag -> ^anti-D0:kpi pi+:all',
    prefix='D_tagside')
U4S_vars_sig = vu.create_aliases_for_selected(
    list_of_variables=common_vars + tube_vars + true_vars,
    decay_string='Upsilon(4S):sig -> B+:tag ^B-:sigT',
    prefix='sigB')
U4S_vars_tag = vu.create_aliases_for_selected(
    list_of_variables=common_vars + avf_vars + true_vars,
    decay_string='Upsilon(4S):sig -> ^B+:tag B-:sigT',
    prefix='tagB')
U4S_vars = common_vars + U4S_vars_tag + U4S_vars_sig + D_vars_tagside + Distance_vars_sig
ma.variablesToNtuple('Upsilon(4S):sig', U4S_vars,
                     filename=output_file, treename='u4stree', path=my_path)
ma.variablesToNtuple('B+:tag', common_vars,
                     filename=output_file, treename='tagtree', path=my_path)
with b2test_utils.clean_working_directory():
    assert b2test_utils.safe_process(my_path) == 0