rename_log.py

#!/usr/bin/env python

# In order to get the current time for the filename
from datetime import datetime
from pytz import timezone
# In order to change the name of the file
from shutil import move

# Get current time, find your timezone at https://stackoverflow.com/questions/13866926/python-pytz-list-of-timezones
swissloc = timezone('Europe/Zurich')
swisstime = datetime.now(swissloc)
hour_now = swisstime.strftime('%Y-%m-%d_%H-%M-%S')

move('./test.txt', './test_' + hour_now + '.txt')