Pythonic way to determine if a string is a number

[Christian Heimes]

Philip Semanchuk schrieb:
> 
> On Feb 15, 2009, at 12:46 PM, python at bdurham.com wrote:
> 
>> What's the Pythonic way to determine if a string is a number? By
>> number I mean a valid integer or float.
> 
> 
> try:
>    int(number)
>    is_an_int = True
> except:
>    is_an_int = False

Please don't teach new Python developers to use bare excepts. In fact
never use bare excepts at all!

Christian