On 27/02/18 05:13, Cameron Simpson wrote:
> hard to debug when you do. That's not to say you shouldn't use them, but many
> people use them for far too much.
> Finally, you could also consider not using a regexp for this particular task.
>
> Python's "int" class can be called with a string, and will raise an exception
And, as another alternative, you can use all() with a
generator expression:
>>> all(c.isdigit() for c in '1234')
True
>>> all(c.isdigit() for c in '12c4')
False
>>>
Or generally:
def all_digits(s):
return all(c.isdigit() for c in s)
--
Alan G
Author of the Learn to Program web site
http://www.alan-g.me.uk/
http://www.amazon.com/author/alan_gauld
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