Return and set

[Billy Mays]

On 07/19/2011 01:00 PM, Micah wrote:
> That sounds artificially backwards; why not let getToken() reuse peekToken()?
>
> def peek(self):
>      if self.tok is None:
>          try:
>              self.tok = self.gen.next()
>          except StopIteration:
>              self.tok = NULL
>      return self.tok
>
> def pop(self):
>      token = self.peek()
>      self.tok = None
>      return token

I actually like this way better, thanks!

--
Bill