RV wrote:
On Thu, 10 Jul 2008 13:39:29 -0700, Gary Herron
<[EMAIL PROTECTED]> wrote:


The datetime module has what you need.

It has methods (with examples) on building a datetime object from a string, and it has a object named timedelta, and the ability to subtract a timedelta from a time.

For instance, the time right now and the time exactly one day ago:

from datetime import *
datetime.today()
datetime.datetime(2008, 7, 10, 13, 38, 48, 279539)
datetime.today()-timedelta(1)
datetime.datetime(2008, 7, 9, 13, 38, 50, 939580)


Gary Herron

Thanks Gary!   This works great.  Now all I need to know is how to
plug the date into the datetime object from a string.

Ron



I really shouldn't do this until you have put forth at least a little effort...


Type the following into the Python interpreter:

>>>import datetime
>>>help(datetime.datetime.strptime)

Help on built-in function strptime:

strptime(...)
    string, format -> new datetime parsed from a string (like time.strptime()).


Note: Looking in Python manual or Googling for time.strptime (to get proper format for YYYYMMDD)

dstr = "20070710"

dt = datetime.datetime.strptime(dstr, "%Y%m%d")

>>>dt
datetime.datetime(2008, 7, 10, 0, 0)

-Larry
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