#7966: Giving some punch to distance computations
-------------------------------+--------------------------------------------
Reporter: ncohen | Owner: rlm
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-4.3.4
Component: graph theory | Keywords:
Author: | Upstream: N/A
Reviewer: Paul Zimmermann | Merged:
Work_issues: |
-------------------------------+--------------------------------------------
Changes (by zimmerma):
* status: needs_review => needs_work
* reviewer: => Paul Zimmermann
Comment:
The speedups are great, but I got one extra failure (against 4.3.3 on
Fedora 12):
{{{
sage -t graphs/base/c_graph.pyx
File "/usr/local/sage-4.3.3/sage/devel/sage-
trac/sage/graphs/base/c_graph.pyx",\
line 1427:
sage: all([ len(paths[v]) == 0 or len(paths[v])-1 == g.distance(0,v)
for v \
in g])
Exception raised:
Traceback (most recent call last):
File "/usr/local/sage-4.3.3/sage/local/bin/ncadoctest.py", line
1231, in \
run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/usr/local/sage-4.3.3/sage/local/bin/sagedoctest.py", line 38,
in r\
un_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compil\
eflags)
File "/usr/local/sage-4.3.3/sage/local/bin/ncadoctest.py", line
1172, in \
run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_43[7]>", line 1, in <module>
all([ len(paths[v]) == Integer(0) or len(paths[v])-Integer(1) ==
g.dist\
ance(Integer(0),v) for v in g])###line 1427:
sage: all([ len(paths[v]) == 0 or len(paths[v])-1 == g.distance(0,v)
for v \
in g])
KeyError: 20
}}}
Please could you look at this?
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7966#comment:3>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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