Hello, I am trying to run this code, but I get an answer incorrect arguments
numbers. someone could put an example of arguments for me to use in the / var /
log?
Thank you.
########################################################################
import os, sys
from optparse import OptionParser
def main():
usage = "%prog [options] args"
parser = OptionParser(usage)
parser.add_option("-l", "--logfile", dest="logfile", help="Logfile to read
data")
parser.add_option("-p", "--logpos", dest="logpos", help="File to store last
log line read position")
parser.add_option("-f", "--find", dest="findstring", help="String to find
in Logfile")
(options, args) = parser.parse_args()
if options.logfile is None or options.findstring is None or options.logpos
is None:
print("Incorrect arguments numbers.\n")
parser.print_help()
sys.exit(-1)
else:
logfile = options.logfile
tofind = options.findstring
logpos = options.logpos
pos = 0
count = 0
if os.path.isfile(logpos):
pos = int(open(logpos).readline() or 0)
file = open(logfile)
file.seek(pos)
for line in file:
if line.find(tofind) != -1:
count += 1
pos = file.tell()
file.close()
file = open(logpos, 'w')
file.write(str(pos))
file.close()
print count
if __name__ == '__main__':
main()
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