[Tutor] Integer?

[Mike Hansen]

> > How can I check if a variable is an integer?
> 
> Luke and John have answered your question, but we should also 
> ask, why 
> do you want to do that? Explicit type testing is a code 
> smell, perhaps 
> there is a better way to do what you want.
> 
> Kent
> 

Kent,

Can you explain further? Refactoring is in my queue of books to read. In
a web app I'm writing, I'm checking the input kind of like this...

try:
	form_value = int(form.getvalue('num_widgets')
except ValueError:
	display_error("Number of Widgets must be a number")

Mike 
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