example.py

#!/usr/bin/env python3
 
 
 
 
 
import basf2 as b2
from simulation import add_simulation
from reconstruction import add_reconstruction
from mdst import add_mdst_output
 
# create path
main = b2.create_path()
 
# specify number of events to be generated
main.add_module('EventInfoSetter', evtNumList=[10])
 
# print event numbers
main.add_module('EventInfoPrinter')
 
# generate BBbar events
main.add_module('EvtGenInput')
 
# detector and L1 trigger simulation
add_simulation(main)
# or add_simulation(main, components) to simulate a selection of detectors and triggr
 
# reconstruction
add_reconstruction(main)
# or add_reconstruction(main, components) to run the reconstruction of a selection of detectors
 
# full output
main.add_module('RootOutput', outputFileName='output.root')
 
# mdst output
add_mdst_output(main)
 
# cdst output (for calibration)
# add_cdst_output(main)
 
# process events and print call statistics
b2.process(main)
print(b2.statistics)