Belle II Software
release-06-02-00
particlelisthelper.py
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#!/usr/bin/env python3
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"""
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Simple script to create some particles in a list with a python module
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"""
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# Go away doxygen, no one likes you
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# @cond
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import
basf2
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from
ROOT
import
Belle2, TLorentzVector
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class
MyParticleCreator(basf2.Module):
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def
initialize(self):
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self.listB0 =
Belle2.ParticleListHelper
(
"B0:all"
)
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self.listPi0 =
Belle2.ParticleListHelper
(
"pi0:all"
)
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print(self.listB0.isSelfConjugated(), self.listPi0.isSelfConjugated())
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def
event(self):
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self.listB0.create()
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self.listPi0.create()
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for
i
in
range(5):
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self.listB0.addParticle(TLorentzVector(i, 0, 0, i), i % 2 == 0)
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self.listPi0.addParticle(TLorentzVector(i, 0, 0, i), i % 2 == 0)
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basf2.set_random_seed(
"something important"
)
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path = basf2.create_path()
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path.add_module(
"EventInfoSetter"
, evtNumList=[2])
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path.add_module(MyParticleCreator())
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path.add_module(
"ParticlePrinter"
, listName=
"B0:all"
)
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path.add_module(
"ParticlePrinter"
, listName=
"pi0:all"
)
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basf2.process(path)
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# @endcond
Belle2::ParticleListHelper
Class to help managing creation and adding to ParticleLists.
Definition:
ParticleListHelper.h:50
analysis
tests
particlelisthelper.py
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