in python_sample.py [0:0]
def get_last_timestamp(filename):
filename = os.path.basename(filename).rsplit('.', 2)[0]
date, time, _ = filename.split('_')
year, month, day = map(int, date.split('-'))
hour, minute, second = map(int, time.split('-'))
dt = datetime(year, month, day, hour, minute, second)
return int(dt.replace(tzinfo=pytz.utc).timestamp())