Checking for valid date input and convert appropriately
Ferrous Cranus
nikos.gr33k at gmail.com
Fri Feb 22 06:01:22 EST 2013
Τη Παρασκευή, 22 Φεβρουαρίου 2013 8:20:20 π.μ. UTC+2, ο χρήστης rob.mar... at gmail.com έγραψε:
> The datetime function: strptime() DOES check the date for validity. So try something like:
>
>
>
> from datetime import datetime
>
>
>
> def get_date():
>
> while True:
>
> try:
>
> date_in = raw_input("Enter date (dd mm yyyy): ")
>
> date_out = datetime.strptime(date_in,"%d %m %Y").strftime("%Y-%m-%d")
>
> return date_out
>
> except ValueError:
>
> print "Invalid date: {}, try again...".format(date_in)
I'am thinking if somehting like the follwoing work:
if( task and ( price and price.isdigit() and price.__len__() <= 3 ) and ( date and eval( datetime.strptime(date, '%d %m %Y').strftime('%Y-%m-%d') ) ) ):
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