Pythonic style

[Terry Reedy]

On 9/20/2020 6:34 PM, Stavros Macrakis wrote:
> I'm trying to improve my Python style.
> 
> Consider a simple function which returns the first element of an iterable
> if it has exactly one element, and throws an exception otherwise. It should
> work even if the iterable doesn't terminate. I've written this function in
> multiple ways, all of which feel a bit clumsy.

The 'obvious' thing to me was the double try-except StopIteration.  It 
is clear, and clarity is 'pythonic'.


-- 
Terry Jan Reedy