Re: [Python-Dev] benchmarks: Force map to a list to guarantee the calculations are performed under

30 Sep 2012


      On Sun, Sep 30, 2012 at 7:11 PM, Antoine Pitrou <solipsis@pitrou.net> wrote:
...
On Mon,  1 Oct 2012 01:00:42 +0200 (CEST)
brett.cannon <python-checkins@python.org> wrote:
...
http://hg.python.org/benchmarks/rev/e9f911fd9bd3
changeset:   184:e9f911fd9bd3
user:        Brett Cannon <brett@python.org>
date:        Sun Sep 30 19:00:32 2012 -0400
summary:
  Force map to a list to guarantee the calculations are performed under
Python 3.
[...]
 def eval_times_u(func, u):
-    return map(func, ((i,u) for i in xrange(len(list(u)))))
+    return list(imap(func, ((i,u) for i in xrange(len(list(u))))))
Ugh, can't you use a list comprehension instead? The code would be much
more idiomatic.
Done. Just went with the fastest fix without thinking.