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#!/usr/bin/env python
'''
GetBadEvents.py
v1.0
Jeff Temple
Oct. 19, 2012
'''
import sys,os,string
from optparse import OptionParser
def GetBadCrabEvents(crabdir=None,prefix=None,verbose=False):
''' Searches the res/*stdout files in the specified crab output directory "crabdir". For each file, each line is read, and parsed as run:LS:event. If "prefix" is set, any lines not starting with "prefix" are skipped. The list of events "badlist" is returned at the end of the function.'''
badlist=[]
if not os.path.isdir(crabdir):
print("<GetBadEvents> Sorry, directory '%s' does not exist!"%crabdir)
return badlist
newdir=os.path.join(crabdir,'res')
if not os.path.isdir(newdir):
print("<GetBadEvents> Sorry, subdirectory '%s' does not exist!"%newdir)
return badlist
# Search stdout files
allfiles=sorted(os.listdir(newdir))
for f in allfiles:
if not f.endswith(".stdout"):
continue
###print f
temp=open(os.path.join(newdir,f),'r').readlines()
for line in temp:
if prefix!=None and not line.startswith(prefix):
continue
if prefix!=None:
thisline=string.strip(string.split(line,prefix)[1])
else:
thisline=string.strip(line)
try:
# Check to make sure that string can be parsed as run:ls:event
myevt=string.split(thisline,":")
run=string.atoi(myevt[0])
ls=string.atoi(myevt[1])
evt=string.atoi(myevt[2])
##if (run<0 or ls<0 or evt<0):
##print "<GetBadEvents> Error! Run:LS:Event value less than 0 for '%s'!"%thisline
##continue
except:
print("<GetBadEvents> Error! Cannot understand string '%s'"%thisline)
continue
if thisline not in badlist:
badlist.append(thisline)
else:
if verbose:
print("<GetBadEvents> Warning! Event %s already in list!"%thisline)
return badlist
############################################################
if __name__=="__main__":
parser=OptionParser()
parser.add_option("-v","--verbose",
dest="verbose",
action="store_true",
default=False,
help="If specified, extra debug information is printed.")
parser.add_option("-p","--prefix",
default=None,
dest="prefix",
help="If prefix specified, only lines beginning with specified prefix are parsed as Run:LS:Event")
parser.add_option("-o","--outfile",
dest="outfile",
default="badevents.txt",
help="Specify name of output file. Default is badevents.txt")
parser.add_option("-n","--nocrab",
dest="nocrab",
default=False,
action="store_true",
help="If specified, combines all command-line input files into a single output, instead of assuming a CRAB output directory and parsing subdirs for *.stdout files. Default is False (meaning that a CRAB structure is assumed).")
(opts,args)=parser.parse_args()
allbadevents=[]
if (opts.nocrab==False):
for dir in args:
badlist=GetBadCrabEvents(crabdir=dir,
prefix=opts.prefix,
verbose=opts.verbose)
print("Total bad events with prefix '%s' in directory '%s' is %i"%(opts.prefix,dir,len(badlist)))
# We could just all bad events, without first checking to see if already present, which would lead to double-counting, but wouldn't affect the actual filtering
for b in badlist:
if b not in allbadevents:
allbadevents.append(b)
else:
for infile in args:
if not os.path.isfile(infile):
print("Sorry, input file '%s' does not exist"%infile)
continue
print("Reading input file '%s'"%infile)
events=open(infile,'r').readlines()
for e in events:
temp=string.strip(e)
if temp not in allbadevents:
allbadevents.append(temp)
print("Total bad events found = ",len(allbadevents))
outfile=open(opts.outfile,'w')
print("Sorting list of %i bad events"%len(allbadevents))
allbadevents.sort()
for b in allbadevents:
outfile.write("%s\n"%b)
outfile.close()
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