Unix dates to human readable and back again, in Python

unix-human-dates.py

# cribbed / adapted from here http://partiallyattended.com/2011/10/13/managing-unix-time-in-python
from time import strftime
from datetime import datetime
from datetime import date
from time import mktime

# convert unix to human-readable
def unix_to_human(unix_date):
    human_date = datetime.fromtimestamp(int(unix_date/1000.0)).strftime('%Y-%m-%d %H:%M:%S')
    return human_date

# convert human-readable to unix
# from datetime tuple like date(2011, 9, 26)
def human_to_unix(human_date):
    unix_date = mktime(human_date.timetuple())
    return unix_date