#17561: Speed up vectors
-------------------------------------+-------------------------------------
       Reporter:  jdemeyer           |        Owner:
           Type:  enhancement        |       Status:  needs_work
       Priority:  minor              |    Milestone:  sage-6.5
      Component:  performance        |   Resolution:
       Keywords:                     |    Merged in:
        Authors:  Jeroen Demeyer     |    Reviewers:
Report Upstream:  N/A                |  Work issues:
         Branch:                     |       Commit:
  u/jdemeyer/ticket/17561            |  df0fb69e1aa9ab205e35b98ad6d97d0c67b889af
   Dependencies:                     |     Stopgaps:
-------------------------------------+-------------------------------------
Changes (by jdemeyer):

 * status:  needs_review => needs_work


Comment:

 Replying to [comment:10 tscrim]:
 > Is there a reason why you do
 > {{{
 > if type(entries) is not dict:
 > }}}
 > instead of
 > {{{
 > if isinstance(entries, dict):
 > }}}
 > ?
 Yes, I need to assign it `_entries` which is declared as `dict`. So the
 type really has to be `dict`, not some derived type.

 But we should support derived types, which is not currently the case.

--
Ticket URL: <http://trac.sagemath.org/ticket/17561#comment:11>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
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