FWLite/test/pyroot_multichain.py

0001 #! /usr/bin/env python3
0002 import ROOT
0003 from DataFormats.FWLite import Events, Handle
0004 import FWCore.ParameterSet.VarParsing as VarParsing
0005 options = VarParsing.VarParsing ('analysis')
0006 options.parseArguments()
0007 events = Events(options)
0008
0009 print("In total there are %d events" % events.size())
0010 print("Trying an event loop")
0011 for i,event in enumerate(events):
0012     print("I am processing an event")
0013     if i > 10: break
0014 print("Done with the event loops")