extend for loop syntax with if expr like listcomp&genexp ?

[John Machin]

Bengt Richter wrote:
> E.g., so we could write
> 
>     for x in seq if x is not None:

Chundrous; looks like that p**l language ...

>         print repr(x), "isn't None ;-)"
> 
> instead of
> 
>     for x in (x for x in seq if x is not None):

Byzantine ...

>         print repr(x), "isn't None ;-)"
> 
> just a thought.
> 

What's wrong with the following?

for x in seq:
     if x is not None:
         print repr(x), "isn't None ;-)"