Checking for valid date input and convert appropriately

[Michael Ross]

On Fri, 22 Feb 2013 01:12:40 +0100, Ferrous Cranus <nikos.gr33k at gmail.com>  
wrote:

> Please i have been trying hours for this:

Don't do that: Spending hours on being stuck. Take a break. Call it a  
night.
Brain needs time to unstick itself.


Besides:

>>> from datetime import date

>>> entry='31 03 2013'

>>> day, month, year = int(entry[:2]), int(entry[3:5]), int(entry[6:])

>>> mydate=date(year,month,day)

>>> mydate.strftime('%Y-%m-%d')
'2013-03-31'




> try:
> 		datetime.strptime(date, '%d m% %Y')
> 		date = date.strftime('%Y-%m-%d')
> 	except:
> 		print( "<h2>date not propetly entered." )
> 		sys.exit(0)
> ===========================
>
> the user enters 21 02 2013
>
> a) i just need to check if its in accepted format
> b) then truncate the given date to mysql format
>
> That's all i want to do and i cant make it work. Plese tell me how to  
> write this.
>
> I have tried anything i can think of.