Research Topics

Electron ID & Trigger Efficiency

SCT Upgrade

TDAQ Shifts

Useful Links

GoodRunLists Tutorial

GANGA

Tips

Authentication

Kerberos authentication

kinit -5 username@CERN.CH [Note CERN.CH in uppercase]
klog username [If you want to access your AFS files as well]

Event Counting

Count number of events in a single pool.root file

checkFile.py

or all pool.root files under a directory

countEvents.py

### entries adder ###
import PyUtils.PoolFile as PF
PF.PoolOpts.FAST_MODE = True
from glob import glob
fnames = glob('/some/directory/*.pool.root')
summary = {}

for fname in fnames:
    summary[fname] = PF.PoolFile(fname).dataHeader.nEntries

print "all entries:",sum(summary.values())
### EOF ###