Created
August 22, 2018 10:59
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Filter log time stamps for https://askubuntu.com/q/1067476/175814
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#!/usr/bin/python3 | |
import sys | |
import locale | |
import functools | |
from datetime import datetime | |
timefmt = '%b %d %H:%M:%S' | |
def parse_arg_time(s): | |
try: | |
s = int(s) | |
except ValueError: | |
return datetime.strptime(s, timefmt) | |
else: | |
return datetime.utcfromtimestamp(s) | |
def filter_log_time(start, end, line): | |
try: | |
t = datetime.strptime(line[:15], timefmt) | |
except ValueError: | |
return False | |
return start <= t <= end | |
locale.setlocale(locale.LC_TIME, 'POSIX') | |
start = sys.argv[1] | |
start = parse_arg_time(start) if start else datetime.min | |
end = len(sys.argv) > 2 and sys.argv[2] | |
end = parse_arg_time(end) if end else datetime.max | |
sys.stdout.writelines(filter( | |
functools.partial(filter_log_time, start, end), | |
sys.stdin)) |
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