On Tue, May 31, 2011 at 5:23 PM, Hans Barkei <[email protected]> wrote:
> I want to make a program that finds all the prime numbers up to a number > inputed by the user. > I want to know if it is an integer because that will tell me if it is > divisible by that number or not. > * ---------Hans-----* > > _______________________________________________ > Tutor maillist - [email protected] > To unsubscribe or change subscription options: > http://mail.python.org/mailman/listinfo/tutor > > http://stackoverflow.com/questions/1265665/python-check-if-a-string-represents-an-int-without-using-try-except def RepresentsInt(s): try: int(s) return True except ValueError: return False >>> print RepresentsInt("+123") True >>> print RepresentsInt("10.0") False -- Joel Goldstick
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