#13057: introspection is slow
--------------------------------------------+-------------------------------
       Reporter:  bober                     |         Owner:  mvngu   
           Type:  defect                    |        Status:  new     
       Priority:  major                     |     Milestone:  sage-5.1
      Component:  documentation             |    Resolution:          
       Keywords:  regression introspection  |   Work issues:          
Report Upstream:  N/A                       |     Reviewers:          
        Authors:                            |     Merged in:          
   Dependencies:                            |      Stopgaps:          
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Comment (by ppurka):

 You are right. There is a slowdown indeed.
 {{{
 ~» Installations/sage-5.1beta0/sage -q
 Loading Sage library. Current Mercurial branch is: trac
 sage: from sage.misc.sageinspect import sage_getdoc
 sage: timeit('L = sage_getdoc(gcd)')
 5 loops, best of 3: 624 ms per loop
 sage:
 Exiting Sage (CPU time 0m13.41s, Wall time 0m30.68s).
 ~» Installations/sage-5.0.rc0.good/sage -q
 sage: from sage.misc.sageinspect import sage_getdoc
 sage: timeit('L = sage_getdoc(gcd)')
 5 loops, best of 3: 600 ms per loop
 sage:
 Exiting Sage (CPU time 0m13.04s, Wall time 0m18.14s).

 ~» Installations/sage-5.0.beta2/sage -q
 Loading Sage library. Current Mercurial branch is: main-backup
 sage: from sage.misc.sageinspect import sage_getdoc
 sage: timeit('L = sage_getdoc(gcd)')
 5 loops, best of 3: 18.2 ms per loop
 sage:
 Exiting Sage (CPU time 0m0.86s, Wall time 0m5.01s).

 ~> ./sage-4.7/sage -q
 sage: from sage.misc.sageinspect import sage_getdoc
 sage: timeit('L = sage_getdoc(gcd)')
 5 loops, best of 3: 17.8 ms per loop
 }}}

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13057#comment:13>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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