importChannelMask.py

#!/usr/bin/env python
 
 
 
import basf2 as b2
from ROOT.Belle2 import TOPDatabaseImporter
import os
import sys
import glob
 
# Create path
main = b2.create_path()
 
# Event info setter - execute single event
main.add_module('EventInfoSetter', evtNumList=[1])
 
# Initialize TOP geometry parameters using default GT
main.add_module('TOPGeometryParInitializer')
 
# process single event
b2.process(main)
 
# define local database with write access
b2.conditions.expert_settings(save_payloads="localDB/localDB.txt")
 
# and then run the importer
dbImporter = TOPDatabaseImporter()
 
# import constants
fileNames = sorted(glob.glob('masks/*.root'))
numFiles = len(fileNames)
if numFiles == 0:
    print('No files found')
    sys.exit()
 
if not os.path.exists('masks/imported'):
    os.makedirs('masks/imported')
 
for i, fileName in enumerate(fileNames):
    runFirst = int((fileName.split('_r')[1]).split('.')[0])
    expNo = int((fileName.split('_e')[1]).split('_')[0])
    runLast = runFirst
    k = i + 1
    if k < len(fileNames):
        nextName = fileNames[k]
        runLast = int((nextName.split('_r')[1]).split('.')[0]) - 1
        expNext = int((nextName.split('_e')[1]).split('_')[0])
    if expNext > expNo or k == len(fileNames):  # last run in exp or last run in total
        runLast = -1
    elif runLast < runFirst:
        b2.B2ERROR("first run:", runFirst, "last run:", runLast)
        b2.B2ERROR("Last run is less than the first one: exiting!")
        sys.exit()
    dbImporter.importChannelMask(fileName, expNo, runFirst, runLast)
    os.rename(fileName, fileName.replace('masks/', 'masks/imported/'))
b2.B2RESULT("Done")