A simple time tracker script.

time_card.py

#/usr/bin/env python

"""
time_cards.py

This utility tracks time.
"""
import datetime
import atexit

log_file = r'H:\recorded_time.csv'
log_file_handle = open(log_file, 'a')

def log(message):
    when = datetime.datetime.now()
    log_file_handle.write("%s,%s\n" % (when.strftime("%Y%m%d%H%M%S"), message))
    log_file_handle.flush()
    print " --> %s at %s" % (message,when.strftime("%m/%d %H:%M:%S"))
    return when

def commands():
    print """Here are the commands:
    q) Quit
    s) Step Out
    r) Returned
    n) New Task

    """

def main():
    clean_exit = False
    def exit_handler():
        if not clean_exit:
            log("Left")
        log_file_handle.close()
    atexit.register(exit_handler)

    print "Welcome to the time recorder."
    commands()

    quit = False
    status = 'here'
    log("Arrived")

    while not quit:
        c = raw_input("command> ").strip()

        if len(c) == 1:
            if c == 'q':
                quit = True
                clean_exit = True
                log("Left")

            elif c == 's':
                if status == 'here':
                    status = 'gone'
                    log("Stepped Out")
                else:
                    print "You're already gone."

            elif c == 'r':
                if status == 'gone':
                    status = 'here'
                    log("Returned")
                else:
                    print "You're already here."

            elif c == 'n':
                task = raw_input("task> ")
                log("Started task: '%s'" % (task,))


if __name__ == '__main__':
    main()