python 시간 계산

start_dt = '2022-04-20 00:05:34'
end_dt = '2022-04-20 12:19:17'

from datetime import datetime
def get_seconds(start_dt,end_dt,fm='%Y-%m-%d %H:%M:%S'):
    time_1 = datetime.strptime(start_dt,fm)
    time_2 = datetime.strptime(end_dt,fm)
    return (time_2 - time_1).seconds
    
 get_seconds(start_dt,end_dt)

Result:

44023