#11115: Rewrite cached_method in Cython
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   Reporter:  SimonKing                                            |          
Owner:  jason                                       
       Type:  enhancement                                          |         
Status:  needs_work                                  
   Priority:  major                                                |      
Milestone:  sage-pending                                
  Component:  misc                                                 |       
Keywords:  category cython cache                       
Work_issues:                                                       |       
Upstream:  N/A                                         
   Reviewer:  Nicolas M. ThiƩry, Andrey Novoseltsev, Volker Braun  |         
Author:  Simon King                                  
     Merged:                                                       |   
Dependencies:  #9976, #11298, #11342, #9138, #11815, #11972
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Comment(by SimonKing):

 Replying to [comment:161 jdemeyer]:
 > There are some problems with the new Cython (#11761, to be merged in
 sage-4.8.alpha1), the following fails:
 >     include "cdefs.pxi"
 >     from sage.all import cached_method, cached_in_parent_method,
 Category
 >     class MyCategory(Category):
 >         @cached_method
 >         def super_categories(self):
 >             return [Objects()]

 It is actually surprising that this used to work. After all, Objects has
 not been imported.

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11115#comment:162>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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