[Python-Dev] problem with genexp
nnorwitz at gmail.com
Mon Oct 17 07:21:00 CEST 2005
On 10/10/05, Neal Norwitz <nnorwitz at gmail.com> wrote:
> There's a problem with genexp's that I think really needs to get
> fixed. See http://python.org/sf/1167751 the details are below. This
> >>> foo(a = i for i in range(10))
> I agree with the bug report that the code should either raise a
> SyntaxError or do the right thing.
The change to Grammar/Grammar below seems to fix the problem and all
the tests pass. Can anyone comment on whether this fix is
correct/appropriate? Is there a better way to fix the problem?
-argument: [test '='] test [gen_for] # Really [keyword '='] test
+argument: test [gen_for] | test '=' test ['(' gen_for ')'] # Really
[keyword '='] test
More information about the Python-Dev