Попробуйте, это работает хорошо, и если проблема не устранена, проверьте регулярное выражение поиска:
from sys import argv
log_file = ""
if len(argv) > 0 :
log_file = argv[1]
else :
quit("No log_file specified, exiting script.")
with open(log_file, encoding="utf-8") as infile:
for line in infile:
if name_to_check in line:
username = re.search(r'(?<=userName=)(.*)(?=,)', line)
username = username.group()
date = re.search(r'(?P<date>\d{8})\s+(?P<time>\d{9})\+(?P<zone>\d{4})', line)
date = datetime.datetime.strptime(date.group('date'), "%Y%m%d").strftime("%Y-%m-%d")
print(date)
time = re.search(r'(?P<date>\d{8})\s+(?P<time>\d{9})\+(?P<zone>\d{4})', line)
time = datetime.datetime.strptime(time.group('time'), "%H%M%S%f").strftime("%H:%M:%S")
print(time)
ip = re.search(r'(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])',line)
with open(output_file, "ab", buffering=0) as outfile:
outfile.write( ("{},{},{},{}\n".format(username, date, time, ip)).encode() )