#9798: Accelerate Polyhedron constructor and fix cddlib output ordering
----------------------------+-----------------------------------------------
Reporter: vbraun | Owner: mhampton
Type: defect | Status: needs_work
Priority: major | Milestone: sage-4.6
Component: geometry | Keywords:
Author: Volker Braun | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
----------------------------+-----------------------------------------------
Changes (by jhpalmieri):
* status: needs_review => needs_work
Comment:
mark2 is still testing, but it shows one failure so far:
{{{
sage -t -long devel/sage/sage/rings/polynomial/groebner_fan.py
**********************************************************************
File "/home/palmieri/mark2/sage-4.6.alpha2/devel/sage-
main/sage/rings/polynomial/groebner_fan.py", line 1043:
sage: cone_data = Polyhedron(ieqs = g_cone_ieqs, eqns =
[[1,-1,-1,-1,-1]])
Exception raised:
Traceback (most recent call last):
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/home/palmieri/mark2/sage-4.6.alpha2/local/bin/sagedoctest.py", line 38,
in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_40[7]>", line 1, in <module>
cone_data = Polyhedron(ieqs = g_cone_ieqs, eqns =
[[Integer(1),-Integer(1),-Integer(1),-Integer(1),-Integer(1)]])###line
1043:
sage: cone_data = Polyhedron(ieqs = g_cone_ieqs, eqns =
[[1,-1,-1,-1,-1]])
File "/home/palmieri/mark2/sage-4.6.alpha2/local/lib/python/site-
packages/sage/geometry/polyhedra.py", line 1536, in __init__
if self.ambient_dim() < len(Polyhedron._render_method):
File "/home/palmieri/mark2/sage-4.6.alpha2/local/lib/python/site-
packages/sage/geometry/polyhedra.py", line 2629, in ambient_dim
return self._ambient_dim
AttributeError: 'Polyhedron' object has no attribute '_ambient_dim'
**********************************************************************
File "/home/palmieri/mark2/sage-4.6.alpha2/devel/sage-
main/sage/rings/polynomial/groebner_fan.py", line 1044:
sage: cone_lines = gf._4d_to_3d(cone_data)
Exception raised:
Traceback (most recent call last):
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/home/palmieri/mark2/sage-4.6.alpha2/local/bin/sagedoctest.py", line 38,
in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_40[8]>", line 1, in <module>
cone_lines = gf._4d_to_3d(cone_data)###line 1044:
sage: cone_lines = gf._4d_to_3d(cone_data)
NameError: name 'cone_data' is not defined
**********************************************************************
File "/home/palmieri/mark2/sage-4.6.alpha2/devel/sage-
main/sage/rings/polynomial/groebner_fan.py", line 1045:
sage: cone_lines
Exception raised:
Traceback (most recent call last):
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/home/palmieri/mark2/sage-4.6.alpha2/local/bin/sagedoctest.py", line 38,
in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_40[9]>", line 1, in <module>
cone_lines###line 1045:
sage: cone_lines
NameError: name 'cone_lines' is not defined
**********************************************************************
File "/home/palmieri/mark2/sage-4.6.alpha2/devel/sage-
main/sage/rings/polynomial/groebner_fan.py", line 1083:
sage: three_d = gf.render3d()
Exception raised:
Traceback (most recent call last):
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/home/palmieri/mark2/sage-4.6.alpha2/local/bin/sagedoctest.py", line 38,
in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/home/palmieri/mark2/sage-4.6.alpha2/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_41[4]>", line 1, in <module>
three_d = gf.render3d()###line 1083:
sage: three_d = gf.render3d()
File "/home/palmieri/mark2/sage-4.6.alpha2/local/lib/python/site-
packages/sage/rings/polynomial/groebner_fan.py", line 1106, in render3d
cone_info = [Polyhedron(ieqs = q, eqns = [[1,-1,-1,-1,-1]]) for q
in g_cones_ieqs]
File "/home/palmieri/mark2/sage-4.6.alpha2/local/lib/python/site-
packages/sage/geometry/polyhedra.py", line 1536, in __init__
if self.ambient_dim() < len(Polyhedron._render_method):
File "/home/palmieri/mark2/sage-4.6.alpha2/local/lib/python/site-
packages/sage/geometry/polyhedra.py", line 2629, in ambient_dim
return self._ambient_dim
AttributeError: 'Polyhedron' object has no attribute '_ambient_dim'
**********************************************************************
2 items had failures:
3 of 10 in __main__.example_40
1 of 7 in __main__.example_41
***Test Failed*** 4 failures.
}}}
I get the same error on fulvia (Solaris on x86), so it's not something
wrong with the build on mark2.
(I installed the new cddlib spkg and also applied the patch here. Was
there anything else I was supposed to do?)
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/9798#comment:37>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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