Formatting dates and times as strings (Python)

gistfile1.py

"""
[date], [datetime] and [time] objects in Python have a [strftime] method for creating string representations in whatever format you want. (See the strftime link for the strftime syntax.)

[date]: http://docs.python.org/library/datetime.html#datetime.date
[datetime]: http://docs.python.org/library/datetime.html#datetime.datetime
[time]: http://docs.python.org/library/datetime.html#datetime.time
[strftime]: http://docs.python.org/library/datetime.html#strftime-behavior

"""
def format_date_numerical(date):
    """Take a date or datetime object and return a string of the form 
    YYYY_MM_DD."""
    return date.strftime("%Y_%m_%d")

def format_date_pretty(date):
    """Take a date or datetime object and return a string of the form 
    Thursday 15 January 2009."""
    return date.strftime("%A %d %B %Y")