Re: [myhdl-list] Style based on decorators

[Matt E. <ma...@et...>]

Jan Decaluwe wrote:
> Hi:
> 
> I have decided to proceed with the introduction of decorators
> to create local generators in 0.5.
> 
> In addition, I would like to make this the default coding style.
> In particular, I would change all documentation and examples to
> use decorators, including in tutorials. Note that 3 decorators
> are introduced: @always, @always_comb, and @instance.
> 
> Also, the possibility to use a parametrizable generator directly
> would be de-emphasized (but possible, of course). The equivalent
> in VHDL/Verilog would be a process/always block with a port
> interface, something which doesn't exist. Therefore, this
> can be confusing to new users. Instead, one would use a function
> that returns a single generator (as many of you do already).
> This makes the overall style more consistent: structure is
> always specified using a plain function, behavior using
> a local generator (created with a decorator).
> 
> Note that all of this has no impact on backwards compatibility.
> 
> As always, let me know if you disagree.

I don't see the advantage of pushing everyone towards the decorators.
Am I correct in my understanding that complex cases may still need the
old syntax?

Also, I love Python and understand the desire to be Pythonic, but making
things as different as possible from preexisting HDLs doesn't seem to
buy anything but a steep learning curve.

Matt