#4000: Implement QQ['x'] via Flint ZZ['x'] + denominator
------------------------------+---------------------------------------------
Reporter: malb | Owner: somebody
Type: enhancement | Status: new
Priority: major | Milestone: sage-4.6
Component: basic arithmetic | Resolution:
Keywords: | Author: Sebastian Pancratz, Martin
Albrecht
Upstream: N/A | Reviewer: John Cremona, Martin Albrecht,
Alex Ghitza, Harald Schilly
Merged: sage-4.6.alpha1 | Work_issues:
------------------------------+---------------------------------------------
Comment(by mpatel):
I get these doctest errors on sage.math and several other Sage cluster and
Skynet machines on which 4.6.alpha1 builds successfully:
{{{
#!python
sage -t -long devel/sage/sage/graphs/generic_graph.py
**********************************************************************
File "/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/devel/sage-
main/sage/graphs/generic_graph.py", line 6563:
sage: dsc =
sage.rings.polynomial.polynomial_element_generic.Polynomial_rational_dense.discriminant
Exception raised:
Traceback (most recent call last):
File
"/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/local/bin/sagedoctest.py",
line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File
"/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_98[12]>", line 1, in <module>
dsc =
sage.rings.polynomial.polynomial_element_generic.Polynomial_rational_dense.discriminant###line
6563:
sage: dsc =
sage.rings.polynomial.polynomial_element_generic.Polynomial_rational_dense.discriminant
AttributeError: 'module' object has no attribute
'Polynomial_rational_dense'
**********************************************************************
File "/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/devel/sage-
main/sage/graphs/generic_graph.py", line 6564:
sage: K.vertices(key=dsc)
Exception raised:
Traceback (most recent call last):
File
"/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/local/bin/sagedoctest.py",
line 38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File
"/mnt/usb1/scratch/mpatel/tmp/sage-4.6.alpha1/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_98[13]>", line 1, in <module>
K.vertices(key=dsc)###line 6564:
sage: K.vertices(key=dsc)
NameError: name 'dsc' is not defined
}}}
The second just follows from the first.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/4000#comment:88>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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