This patches fix my Fricas issue indeed. But losing the Emacs interface is 
a big hit for me, so I revert to 9.6.beta6 for now.

Thank you nevertheless !

Le vendredi 20 janvier 2023 à 22:58:53 UTC+1, John H Palmieri a écrit :

> In the hopes that this will fix it, I opened 
> https://trac.sagemath.org/ticket/34927.
>
>
>
> On Friday, January 20, 2023 at 1:46:02 PM UTC-8 John H Palmieri wrote:
>
>> Does this change fix the fricas.py failure?
>>
>> diff --git a/src/sage/interfaces/fricas.py b/src/sage/interfaces/fricas.py
>> index dc2ce71f26..ceba6f90dc 100644
>> --- a/src/sage/interfaces/fricas.py
>> +++ b/src/sage/interfaces/fricas.py
>> @@ -891,7 +891,7 @@ http://fricas.sourceforge.net.
>>          """
>>          EXAMPLES::
>>  
>> -            sage: fricas.__reduce__()                                   
>>         # optional - fricas
>> +            sage: FriCAS().__reduce__()                                 
>>         # optional - fricas
>>              (<function reduce_load_fricas at 0x...>, ())
>>              sage: f, args = _                                           
>>         # optional - fricas
>>              sage: f(*args) 
>>
>>
>>
>> On Friday, January 20, 2023 at 12:34:21 PM UTC-8 [email protected] 
>> wrote:
>>
>>> Apart from the  Emacs issye alteady reported 
>>> <https://groups.google.com/g/sage-release/c/QRjzctTlVeU/m/MKACzqcVAQAJ>, 
>>> I get the three permanent failures I reported for the previous betas, as 
>>> well as a new one, which gives three errors :
>>>
>>> charpent@zen-book-flip:/usr/local/sage-9$ sage -t --long --warn-long 
>>> 259.6 --random-seed=41414648133166628206443904124754495105 
>>> src/sage/interfaces/fricas.py  # 3 doctests failed
>>> Running doctests with ID 2023-01-20-20-50-00-ee865d6d.
>>> Git branch: develop
>>> Git ref: 9.8.beta7
>>> Running with SAGE_LOCAL='/usr/local/sage-9/local' and 
>>> SAGE_VENV='/usr/local/sage-9/local/var/lib/sage/venv-python3.10'
>>> Using 
>>> --optional=debian,dot2tex,fricas,gap_packages,libsemigroups,mathics,mathics_scanner,msolve,palettable,pint,pip,saclib,sage,sage_spkg
>>> Features to be detected: 
>>> 4ti2,benzene,bliss,buckygen,conway_polynomials,csdp,cvxopt,database_cremona_ellcurve,database_cremona_mini_ellcurve,database_cubic_hecke,database_jones_numfield,database_knotinfo,dvipng,gfan,graphviz,imagemagick,jupymake,kenzo,latte_int,lrslib,mcqd,meataxe,msolve,nauty,palp,pandoc,pdf2svg,pdftocairo,phitigra,plantri,polytopes_db,polytopes_db_4d,pynormaliz,python_igraph,rubiks,sage.combinat,sage.geometry.polyhedron,sage.graphs,sage.groups,sage.misc.cython,sage.plot,sage.rings.number_field,sage.rings.padics,sage.rings.real_double,sage.symbolic,sage_numerical_backends_coin,sagemath_doc_html,sphinx,tdlib
>>> Doctesting 1 file.
>>> sage -t --long --warn-long 259.6 
>>> --random-seed=41414648133166628206443904124754495105 
>>> src/sage/interfaces/fricas.py
>>> **********************************************************************
>>> File "src/sage/interfaces/fricas.py", line 894, in 
>>> sage.interfaces.fricas.FriCAS.__reduce__
>>> Failed example:
>>>     fricas.__reduce__()                                           # 
>>> optional - fricas
>>> Exception raised:
>>>
>>>     Traceback (most recent call last):
>>>       File "/usr/local/sage-9/src/sage/doctest/forker.py", line 695, in 
>>> _run
>>>         self.compile_and_execute(example, compiler, test.globs)
>>>       File "/usr/local/sage-9/src/sage/doctest/forker.py", line 1093, in 
>>> compile_and_execute
>>>         exec(compiled, globs)
>>>       File "<doctest sage.interfaces.fricas.FriCAS.__reduce__[0]>", line 
>>> 1, in <module>
>>>         fricas.__reduce__()                                           # 
>>> optional - fricas
>>>       File "/usr/lib/python3.10/copyreg.py", line 76, in _reduce_ex
>>>         raise TypeError(f"cannot pickle {cls.__name__!r} object")
>>>     TypeError: cannot pickle 'LazyImport' object
>>> **********************************************************************
>>> File "src/sage/interfaces/fricas.py", line 896, in 
>>> sage.interfaces.fricas.FriCAS.__reduce__
>>> Failed example:
>>>     f, args = _                                                   # 
>>> optional - fricas
>>> Exception raised:
>>>
>>>     Traceback (most recent call last):
>>>       File "/usr/local/sage-9/src/sage/doctest/forker.py", line 695, in 
>>> _run
>>>         self.compile_and_execute(example, compiler, test.globs)
>>>       File "/usr/local/sage-9/src/sage/doctest/forker.py", line 1093, in 
>>> compile_and_execute
>>>         exec(compiled, globs)
>>>       File "<doctest sage.interfaces.fricas.FriCAS.__reduce__[1]>", line 
>>> 1, in <module>
>>>         f, args = _                                                   # 
>>> optional - fricas
>>>     TypeError: cannot unpack non-iterable int object
>>> **********************************************************************
>>> File "src/sage/interfaces/fricas.py", line 897, in 
>>> sage.interfaces.fricas.FriCAS.__reduce__
>>> Failed example:
>>>     f(*args)                                                      # 
>>> optional - fricas
>>> Exception raised:
>>>
>>>     Traceback (most recent call last):
>>>       File "/usr/local/sage-9/src/sage/doctest/forker.py", line 695, in 
>>> _run
>>>         self.compile_and_execute(example, compiler, test.globs)
>>>       File "/usr/local/sage-9/src/sage/doctest/forker.py", line 1093, in 
>>> compile_and_execute
>>>         exec(compiled, globs)
>>>       File "<doctest sage.interfaces.fricas.FriCAS.__reduce__[2]>", line 
>>> 1, in <module>
>>>         f(*args)                                                      # 
>>> optional - fricas
>>>     NameError: name 'f' is not defined
>>> **********************************************************************
>>> 1 item had failures:
>>>    3 of   4 in sage.interfaces.fricas.FriCAS.__reduce__
>>>     [277 tests, 3 failures, 42.89 s]
>>> ----------------------------------------------------------------------
>>> sage -t --long --warn-long 259.6 
>>> --random-seed=41414648133166628206443904124754495105 
>>> src/sage/interfaces/fricas.py  # 3 doctests failed
>>> ----------------------------------------------------------------------
>>> Total time for all tests: 48.0 seconds
>>>     cpu time: 4.2 seconds
>>>     cumulative wall time: 42.9 seconds
>>> Features detected for doctesting: 
>>>
>>> HTH,
>>> Le jeudi 19 janvier 2023 à 00:48:25 UTC+1, Volker Braun a écrit :
>>>
>>>> As always, you can get the latest beta version from the "develop" git 
>>>> branch. Alternatively, the self-contained source tarball is at 
>>>> http://www.sagemath.org/download-latest.html
>>>>
>>>> We should probably gear up for a 9.8 release soon, so get your tickets 
>>>> ready ;)
>>>>
>>>> 047281e0287 (trac/develop, tag: 9.8.beta7) Updated SageMath version to 
>>>> 9.8.beta7
>>>> 272c557d1f3 Trac #31668: Run TestSuite on polynomial rings
>>>> 6f8fb9ba3ef Trac #22067: generating function of integral points of 
>>>> polyhedra
>>>> 5544a33b815 Trac #21003: Add package pyscipopt, add MIP backend
>>>> b0422b2536b Trac #34838: setuptools_scm, contourpy, 
>>>> sphinxcontrib_websupport, typing_extensions: Add missing dependencies
>>>> 30d58156a46 Trac #34717: Check the presence of lrsnash for obtain_nash()
>>>> c7299453922 Trac #34891: fixing some E502 in tensor, dynamics, modules, 
>>>> plot, numerical
>>>> bc832cb3578 Trac #34889: Installation guide: On WSL, clear /mnt/c stuff 
>>>> from PATH
>>>> 3570a9a63bd Trac #34881: allow to remove no constraints
>>>> 0ceb1032430 Trac #34878: MixedIntegerLinearProgram.add_constraint: 
>>>> Option to return row indices, fix handling of empty constraints
>>>> df74efb66d2 Trac #34859: sagelib: Remove unnecessary import of 
>>>> typing_extensions
>>>> b6a76d7a848 Trac #34857: bump giac's GIAC_MIN_VERSION to 1.9
>>>> 6a8155e6e5d Trac #34854: molien_series() should not use GAP's 
>>>> VirtualCharacter
>>>> dddf3ca0b08 Trac #34853: sage-env: Fix misconfiguration of pip
>>>> 6f631021ac4 Trac #34847: modernize some for loops in cython files
>>>> 9ffabc7f3e1 Trac #34844: removal of some unused imports about string 
>>>> conversion
>>>> 4b50bc2af27 Trac #34843: pep8 cleanup in ore_polynomial_element.pyx
>>>> bdd14cec19b Trac #34837: fix E502 in some pyx files
>>>> 172ad73ae38 Trac #34836: fix E271 and E272 in rings/ and schemes/
>>>> 3d861266040 Trac #34749: Packages dsdp, scip_sdp
>>>> 64d232b5bfd Trac #31329: Update scipoptsuite to 8.0.2 (now open 
>>>> source!), rename to scip
>>>> 2dcafb3ac57 Trac #34839: Support tox 4
>>>> ad68f15d97f Trac #34648: Developer's guide: warn the transition to 
>>>> GitHub and add links to the transition guide
>>>> acebbc1a9e8 Trac #34824: do not include parent in hash of parking 
>>>> functions
>>>> 9a7b6310dde Trac #34818: Error when defining differentials over GCA's 
>>>> with relations.
>>>> bb63c582122 Trac #34807: Add Construction of Hadamard matrices up to 
>>>> order 664
>>>> 8a0b16d93be Trac #34804: Deprecate sage.interfaces is_...Element 
>>>> functions
>>>> 80f8f950e95 Trac #34793: clean 3 files inside modular
>>>> b0cc282500e Trac #34547: Interfaces: use more lazy imports, restore 
>>>> top-level functions maxima_console etc.
>>>> 5905da7ebfc Trac #33915: inseparable elliptic-curve isogenies
>>>> 98b22ebdcf7 Trac #32826: scalar-multiplication endomorphisms of 
>>>> elliptic curves
>>>> 4f11a750df9 Trac #8744: Improve add_edge in BipartiteGraph to make it 
>>>> independent from the current coloring
>>>> 08aa2f8edaa Trac #33842: Upgrade python to 3.11
>>>> 75bedf95960 Trac #34783: various details in combinat/
>>>> 33fa8715bd5 Trac #34742: Optional package soplex (dependency of scip)
>>>> f84915f69d8 Trac #34726: Optional package papilo (dependency of scip)
>>>> e5cf1c0d9f2 Trac #34694: Bug in ExteriorAlgebra interior product
>>>> ebb9b611d02 Trac #34416: Manage pexpect logs created during doctesting
>>>> 962177a2da1 Trac #33907: interfaces/expect.py random test failure
>>>> 66409243991 Trac #16522: lazy_import doesn't resolve properly when 
>>>> indirectly imported
>>>> 2114066f877 (tag: 9.8.beta6) Updated SageMath version to 9.8.beta6
>>>>
>>>>

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