On Tue, Aug 1, 2023 at 10:08 PM Emmanuel Charpentier
<[email protected]> wrote:
>
>
>
> Le mardi 1 août 2023 à 22:54:19 UTC+2, Dima Pasechnik a écrit :
>
> [ Snip... ]
>
> > a few permanent errors :
> >
> > ********************************************************************** File
> > "src/sage/graphs/generators/classical_geometries.py", line 1268, in
> > sage.graphs.generators.classical_geometries.CossidentePenttilaGraph Failed
> > example: G.is_strongly_regular(parameters=True) # optional - gap_packages
> > (grape) Exception raised: Traceback (most recent call last): File
> > "/usr/local/sage-10/src/sage/doctest/forker.py", line 709, in _run
> > self.compile_and_execute(example, compiler, test.globs) File
> > "/usr/local/sage-10/src/sage/doctest/forker.py", line 1144, in
> > compile_and_execute exec(compiled, globs) File "<doctest
> > sage.graphs.generators.classical_geometries.CossidentePenttilaGraph[1]>",
> > line 1, in <module> G.is_strongly_regular(parameters=True) # optional -
> > gap_packages (grape) ^ NameError: name 'G' is not defined
> > ********************************************************************** File
> > "src/sage/graphs/generators/classical_geometries.py", line 1274, in
> > sage.graphs.generators.classical_geometries.CossidentePenttilaGraph Failed
> > example: G.is_strongly_regular(parameters=True) # optional - gap_packages
> > (grape) Exception raised: Traceback (most recent call last): File
> > "/usr/local/sage-10/src/sage/doctest/forker.py", line 709, in _run
> > self.compile_and_execute(example, compiler, test.globs) File
> > "/usr/local/sage-10/src/sage/doctest/forker.py", line 1144, in
> > compile_and_execute exec(compiled, globs) File "<doctest
> > sage.graphs.generators.classical_geometries.CossidentePenttilaGraph[3]>",
> > line 1, in <module> G.is_strongly_regular(parameters=True) # optional -
> > gap_packages (grape) ^ NameError: name 'G' is not defined
> > ********************************************************************** File
> > "src/sage/graphs/generators/classical_geometries.py", line 1280, in
> > sage.graphs.generators.classical_geometries.CossidentePenttilaGraph Failed
> > example: G.is_strongly_regular(parameters=True) # optional - gap_packages
> > (grape) # long time Exception raised: Traceback (most recent call last):
> > File "/usr/local/sage-10/src/sage/doctest/forker.py", line 709, in _run
> > self.compile_and_execute(example, compiler, test.globs) File
> > "/usr/local/sage-10/src/sage/doctest/forker.py", line 1144, in
> > compile_and_execute exec(compiled, globs) File "<doctest
> > sage.graphs.generators.classical_geometries.CossidentePenttilaGraph[5]>",
> > line 1, in <module> G.is_strongly_regular(parameters=True) # optional -
> > gap_packages (grape) # long time ^ NameError: name 'G' is not defined
> > **********************************************************************
> >
> > These three seems genuine.
>
> looks like an # optional tagging issue.
> Do you have gap_packages installed?
>
>
> Yep ! (4.12.2).
OK, it's actually mangled doctests - 'G' was accidentally renamed to
'g' in 94bca97cfe9
@@ -1259,20 +1264,20 @@ def CossidentePenttilaGraph(q):
For `q=3` one gets Sims-Gewirtz graph. ::
- sage: G=graphs.CossidentePenttilaGraph(3) # optional -
gap_packages (grape)
- sage: G.is_strongly_regular(parameters=True) # optional -
gap_packages (grape)
+ sage: g = graphs.CossidentePenttilaGraph(3) # optional -
gap_packages (grape)
+ sage: G.is_strongly_regular(parameters=True) # optional -
gap_packages (grape)
(56, 10, 0, 2)
For `q>3` one gets new graphs. ::
- sage: G=graphs.CossidentePenttilaGraph(5) # optional -
gap_packages (grape)
- sage: G.is_strongly_regular(parameters=True) # optional -
gap_packages (grape)
+ sage: g = graphs.CossidentePenttilaGraph(5) # optional -
gap_packages (grape)
+ sage: G.is_strongly_regular(parameters=True) # optional -
gap_packages (grape)
(378, 52, 1, 8)
TESTS::
- sage: G=graphs.CossidentePenttilaGraph(7) # optional -
gap_packages (grape) # long time
- sage: G.is_strongly_regular(parameters=True) # optional -
gap_packages (grape) # long time
+ sage: g = graphs.CossidentePenttilaGraph(7) # optional -
gap_packages (grape) # long time
+ sage: G.is_strongly_regular(parameters=True) # optional -
gap_packages (grape) # long time
(1376, 150, 2, 18)
sage: graphs.CossidentePenttilaGraph(2)
Traceback (most recent call last):
fix in https://github.com/sagemath/sage/pull/36017
>
> [ Snip again... ]
>
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