Re: PEP 3107 Function Annotations for review and comment

2007-01-01 Thread Tony Lownds
On Jan 1, 2007, at 9:48 AM, Kay Schluehr wrote: Good. There is still one issue. I understand that you don't want to fix the semantics of function annotations but to be usefull some annotations are needed to express function types. Using those consistently with the notation of the enhanced

Re: PEP 3107 Function Annotations for review and comment

2007-01-01 Thread Tony Lownds
On Jan 1, 2007, at 1:53 PM, Paul Boddie wrote: It's true that for the area to be explored, which I know you've been doing, one first has to introduce an annotation scheme that can then be used by things like pylint. I'd like to see assertions about the usefulness of such annotations

Re: PEP 3107 Function Annotations for review and comment

2006-12-31 Thread Tony Lownds
On Dec 31, 2006, at 4:26 AM, Kay Schluehr wrote: I have two questions: 1) I don't understand the clause ('*' [tname] (',' tname ['=' test])* in the grammar rule of typedargslist. Does it stem from another PEP? Yes, PEP 3102 Keyword-only Arguments. 2) Is the func_annotation information

Re: PEP 3107 Function Annotations for review and comment

2006-12-31 Thread Tony Lownds
On Dec 31, 2006, at 7:54 AM, John Roth wrote: Tony Lownds wrote: Perhaps you are right and intersecting libraries will become an issue. Designing a solution in advance of the problems being evident seems risky to me. What if the solution invented in a vacuum really is more of a hindrance

Re: PEP 3107 Function Annotations for review and comment

2006-12-30 Thread Tony Lownds
First, it only handles functions/methods. Python FIT needs metadata on properties and assignable/readable attributes of all kinds. So in no sense is it a replacement. Parenthetically, neither is the decorator facility, and for exactly the same reason. I can't argue against docstrings and

PEP 3107 Function Annotations for review and comment

2006-12-29 Thread Tony Lownds
(Note: PEPs in the 3xxx number range are intended for Python 3000) PEP: 3107 Title: Function Annotations Version: $Revision: 53169 $ Last-Modified: $Date: 2006-12-27 20:59:16 -0800 (Wed, 27 Dec 2006) $ Author: Collin Winter [EMAIL PROTECTED], Tony Lownds [EMAIL PROTECTED] Status: Draft

Re: PEP 3107 Function Annotations for review and comment

2006-12-29 Thread Tony Lownds
On Dec 29, 2006, at 4:09 PM, BJörn Lindqvist wrote: I think this rationale is very lacking and to weak for such a big change to Python. I definitely like to see it expanded. The reference links to two small libraries implementing type checking using decorators and doc strings. None of which