I think the issue is a disagreement with python. The package installs fine 
on a clean machine. I know this isn't the wheelhouse, but how can I 
diagnose my python configuration for compatibility with sage. In 
particular, I have python 3.8.10 installed systemwide. 

On Sunday, August 29, 2021 at 4:49:52 PM UTC-5 hbetx9 wrote:

> The package log has the following error: 
>
> /usr/lib/python3/dist-packages/sage/combinat/root_system/branching_rules.py:1753:
>  
> SyntaxWarning: "is not" with a literal. Did you mean "!="?
>   if len(stypes) is not 2:
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1159: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1168: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1175: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1182: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1189: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1196: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
> /usr/lib/python3/dist-packages/sage/graphs/graph_latex.py:1203: 
> SyntaxWarning: 'str' object is not callable; perhaps you missed a comma?
>   raise TypeError('%s option must be a dictionary, not %s' (name, value))
>
> I think there is something about the way sage is trying to be installed 
> and python, but I'm unsure how to diagnose. Installing from source is an 
> option yes, but I fear it will have the same issue. 
> On Sunday, August 29, 2021 at 2:14:38 AM UTC-5 dim...@gmail.com wrote:
>
>> On Sat, Aug 28, 2021 at 10:57 PM Lance Edward Miller <lem...@uark.edu> 
>> wrote: 
>> > 
>> > To whom it may concern, 
>> > 
>> > I'm installing sage from the synaptic package manager on Linux Mint 
>> 20.1. The package is for Sage 9.0, but the app does not run. Following is 
>> the crash report, any advice on how to best resolve (uninstall and install 
>> from source?) is appreciated: 
>>
>> This has to be reported to Linux Mint - we don't do packaging for 
>> particular Linux distributions, and it looks like a packaging error, 
>> not anything we can help with. 
>> You can install Sage in several other ways: 
>> https://doc.sagemath.org/html/en/installation/index.html 
>>
>> > 
>> > 
>> > 
>> *************************************************************************** 
>> > 
>> > IPython post-mortem report 
>> > 
>> > {'commit_hash': '<not found>', 
>> > 'commit_source': '(none found)', 
>> > 'default_encoding': 'utf-8', 
>> > 'ipython_path': '/usr/lib/python3/dist-packages/IPython', 
>> > 'ipython_version': '7.13.0', 
>> > 'os_name': 'posix', 
>> > 'platform': 'Linux-5.4.0-81-generic-x86_64-with-glibc2.29', 
>> > 'sys_executable': '/usr/bin/python3', 
>> > 'sys_platform': 'linux', 
>> > 'sys_version': '3.8.10 (default, Jun 2 2021, 10:49:15) \n[GCC 9.4.0]'} 
>> > 
>> > 
>> *************************************************************************** 
>> > 
>> > 
>> > 
>> > 
>> *************************************************************************** 
>> > 
>> > Crash traceback: 
>> > 
>> > 
>> --------------------------------------------------------------------------- 
>> > 
>> --------------------------------------------------------------------------- 
>> > ImportError Python 3.8.10: /usr/bin/python3 
>> > Sat Aug 28 16:48:31 2021 
>> > A problem occurred executing Python code. Here is the sequence of 
>> function 
>> > calls leading up to the error, with the most recent (innermost) call 
>> last. 
>> > /usr/share/sagemath/bin/sage-ipython in <module> 
>> > 1 #!/usr/bin/env sage-python 
>> > 2 # -*- coding: utf-8 -*- 
>> > 3 """ 
>> > 4 Sage IPython startup script. 
>> > 5 """ 
>> > 6 
>> > 7 # Display startup banner. Do this before anything else to give the 
>> user 
>> > 8 # early feedback that Sage is starting. 
>> > 9 from sage.misc.banner import banner 
>> > 10 banner() 
>> > 11 
>> > 12 from sage.repl.interpreter import SageTerminalApp 
>> > 13 
>> > 14 app = SageTerminalApp.instance() 
>> > ---> 15 app.initialize() 
>> > global app.initialize = <bound method TerminalIPythonApp.initialize of 
>> <sage.repl.interpreter.SageTerminalApp object at 0x7f6700317eb0>> 
>> > 16 app.start() 
>> > 
>> > <decorator-gen-113> in 
>> initialize(self=<sage.repl.interpreter.SageTerminalApp object>, argv=None) 
>> > 
>> > /usr/lib/python3/dist-packages/traitlets/config/application.py in 
>> catch_config_error(method=<function TerminalIPythonApp.initialize>, 
>> app=<sage.repl.interpreter.SageTerminalApp object>, *args=(None,), 
>> **kwargs={}) 
>> > 72 TRAITLETS_APPLICATION_RAISE_CONFIG_FILE_ERROR = False 
>> > 73 else: 
>> > 74 raise ValueError("Unsupported value for environment variable: 
>> 'TRAITLETS_APPLICATION_RAISE_CONFIG_FILE_ERROR' is set to '%s' which is 
>> none of {'0', '1', 'false', 'true', ''}."% _envvar ) 
>> > 75 
>> > 76 
>> > 77 @decorator 
>> > 78 def catch_config_error(method, app, *args, **kwargs): 
>> > 79 """Method decorator for catching invalid config 
>> (Trait/ArgumentErrors) during init. 
>> > 80 
>> > 81 On a TraitError (generally caused by bad config), this will print 
>> the trait's 
>> > 82 message, and exit the app. 
>> > 83 
>> > 84 For use on init methods, to prevent invoking excepthook on invalid 
>> input. 
>> > 85 """ 
>> > 86 try: 
>> > ---> 87 return method(app, *args, **kwargs) 
>> > method = <function TerminalIPythonApp.initialize at 0x7f66febbf5e0> 
>> > app = <sage.repl.interpreter.SageTerminalApp object at 0x7f6700317eb0> 
>> > args = (None,) 
>> > kwargs = {} 
>> > 88 except (TraitError, ArgumentError) as e: 
>> > 89 app.print_help() 
>> > 90 app.log.fatal("Bad config encountered during initialization:") 
>> > 91 app.log.fatal(str(e)) 
>> > 92 app.log.debug("Config at the time: %s", app.config) 
>> > 93 app.exit(1) 
>> > 94 
>> > 95 
>> > 96 class ApplicationError(Exception): 
>> > 97 pass 
>> > 98 
>> > 99 
>> > 100 class LevelFormatter(logging.Formatter): 
>> > 101 """Formatter with additional `highlevel` record 
>> > 102 
>> > 
>> > /usr/lib/python3/dist-packages/IPython/terminal/ipapp.py in 
>> initialize(self=<sage.repl.interpreter.SageTerminalApp object>, argv=None) 
>> > 302 
>> > 303 return super(TerminalIPythonApp, self).parse_command_line(argv) 
>> > 304 
>> > 305 @catch_config_error 
>> > 306 def initialize(self, argv=None): 
>> > 307 """Do actions after construct, but before starting the app.""" 
>> > 308 super(TerminalIPythonApp, self).initialize(argv) 
>> > 309 if self.subapp is not None: 
>> > 310 # don't bother initializing further, starting subapp 
>> > 311 return 
>> > 312 # print self.extra_args 
>> > 313 if self.extra_args and not self.something_to_run: 
>> > 314 self.file_to_run = self.extra_args[0] 
>> > 315 self.init_path() 
>> > 316 # create the shell 
>> > --> 317 self.init_shell() 
>> > self.init_shell = <bound method SageTerminalApp.init_shell of 
>> <sage.repl.interpreter.SageTerminalApp object at 0x7f6700317eb0>> 
>> > 318 # and draw the banner 
>> > 319 self.init_banner() 
>> > 320 # Now a variety of things that happen after the banner is printed. 
>> > 321 self.init_gui_pylab() 
>> > 322 self.init_extensions() 
>> > 323 self.init_code() 
>> > 324 
>> > 325 def init_shell(self): 
>> > 326 """initialize the InteractiveShell instance""" 
>> > 327 # Create an InteractiveShell instance. 
>> > 328 # shell.display_banner should always be False for the terminal 
>> > 329 # based app, because we call shell.show_banner() by hand below 
>> > 330 # so the banner shows *before* all extension loading stuff. 
>> > 331 self.shell = self.interactive_shell_class.instance(parent=self, 
>> > 332 profile_dir=self.profile_dir, 
>> > 
>> > /usr/lib/python3/dist-packages/sage/repl/interpreter.py in 
>> init_shell(self=<sage.repl.interpreter.SageTerminalApp object>) 
>> > 727 self.shell.has_sage_extensions = SAGE_EXTENSION in self.extensions 
>> > 728 
>> > 729 # Load the %lprun extension if available 
>> > 730 try: 
>> > 731 import line_profiler 
>> > 732 except ImportError: 
>> > 733 pass 
>> > 734 else: 
>> > 735 self.extensions.append('line_profiler') 
>> > 736 
>> > 737 if self.shell.has_sage_extensions: 
>> > 738 self.extensions.remove(SAGE_EXTENSION) 
>> > 739 
>> > 740 # load sage extension here to get a crash if 
>> > 741 # something is wrong with the sage library 
>> > --> 742 self.shell.extension_manager.load_extension(SAGE_EXTENSION) 
>> > self.shell.extension_manager.load_extension = <bound method 
>> ExtensionManager.load_extension of 
>> <IPython.core.extensions.ExtensionManager object at 0x7f66fcd10490>> 
>> > global SAGE_EXTENSION = 'sage' 
>> > 743 
>> > 744 
>> > 
>> > /usr/lib/python3/dist-packages/IPython/core/extensions.py in 
>> load_extension(self=<IPython.core.extensions.ExtensionManager object>, 
>> module_str='sage') 
>> > 72 if module_str in self.loaded: 
>> > 73 return "already loaded" 
>> > 74 
>> > 75 from IPython.utils.syspathcontext import prepended_to_syspath 
>> > 76 
>> > 77 with self.shell.builtin_trap: 
>> > 78 if module_str not in sys.modules: 
>> > 79 with prepended_to_syspath(self.ipython_extension_dir): 
>> > 80 mod = import_module(module_str) 
>> > 81 if mod.__file__.startswith(self.ipython_extension_dir): 
>> > 82 print(("Loading extensions from {dir} is deprecated. " 
>> > 83 "We recommend managing extensions like any " 
>> > 84 "other Python packages, in site-packages.").format( 
>> > 85 dir=compress_user(self.ipython_extension_dir))) 
>> > 86 mod = sys.modules[module_str] 
>> > ---> 87 if self._call_load_ipython_extension(mod): 
>> > self._call_load_ipython_extension = <bound method 
>> ExtensionManager._call_load_ipython_extension of 
>> <IPython.core.extensions.ExtensionManager object at 0x7f66fcd10490>> 
>> > mod = <module 'sage' from 
>> '/usr/lib/python3/dist-packages/sage/__init__.py'> 
>> > 88 self.loaded.add(module_str) 
>> > 89 else: 
>> > 90 return "no load function" 
>> > 91 
>> > 92 def unload_extension(self, module_str): 
>> > 93 """Unload an IPython extension by its module name. 
>> > 94 
>> > 95 This function looks up the extension's name in ``sys.modules`` and 
>> > 96 simply calls ``mod.unload_ipython_extension(self)``. 
>> > 97 
>> > 98 Returns the string "no unload function" if the extension doesn't 
>> define 
>> > 99 a function to unload itself, "not loaded" if the extension isn't 
>> loaded, 
>> > 100 otherwise None. 
>> > 101 """ 
>> > 102 if module_str not in self.loaded: 
>> > 
>> > /usr/lib/python3/dist-packages/IPython/core/extensions.py in 
>> _call_load_ipython_extension(self=<IPython.core.extensions.ExtensionManager 
>> object>, mod=<module 'sage' from 
>> '/usr/lib/python3/dist-packages/sage/__init__.py'>) 
>> > 119 """ 
>> > 120 from IPython.utils.syspathcontext import prepended_to_syspath 
>> > 121 
>> > 122 if (module_str in self.loaded) and (module_str in sys.modules): 
>> > 123 self.unload_extension(module_str) 
>> > 124 mod = sys.modules[module_str] 
>> > 125 with prepended_to_syspath(self.ipython_extension_dir): 
>> > 126 reload(mod) 
>> > 127 if self._call_load_ipython_extension(mod): 
>> > 128 self.loaded.add(module_str) 
>> > 129 else: 
>> > 130 self.load_extension(module_str) 
>> > 131 
>> > 132 def _call_load_ipython_extension(self, mod): 
>> > 133 if hasattr(mod, 'load_ipython_extension'): 
>> > --> 134 mod.load_ipython_extension(self.shell) 
>> > mod.load_ipython_extension = <function load_ipython_extension at 
>> 0x7f67002d7040> 
>> > self.shell = <sage.repl.interpreter.SageTerminalInteractiveShell object 
>> at 0x7f66feb5bac0> 
>> > 135 return True 
>> > 136 
>> > 137 def _call_unload_ipython_extension(self, mod): 
>> > 138 if hasattr(mod, 'unload_ipython_extension'): 
>> > 139 mod.unload_ipython_extension(self.shell) 
>> > 140 return True 
>> > 141 
>> > 142 @undoc 
>> > 143 def install_extension(self, url, filename=None): 
>> > 144 """ 
>> > 145 Deprecated. 
>> > 146 """ 
>> > 147 # Ensure the extension directory exists 
>> > 148 raise DeprecationWarning( 
>> > 149 '`install_extension` and the `install_ext` magic have been 
>> deprecated since IPython 4.0' 
>> > 
>> > /usr/lib/python3/dist-packages/sage/__init__.py in 
>> load_ipython_extension(*args=(<sage.repl.interpreter.SageTerminalInteractiveShell
>>  
>> object>,)) 
>> > 1 __all__ = ['all'] 
>> > 2 
>> > 3 # Set sage.__version__ to the current version number. This is 
>> analogous 
>> > 4 # to many other Python packages. 
>> > 5 from sage.version import version as __version__ 
>> > 6 
>> > 7 # Make sure that the correct zlib library is loaded. This is needed 
>> > 8 # to prevent the system zlib to be loaded instead of the Sage one. 
>> > 9 # See https://trac.sagemath.org/ticket/23122 
>> > 10 import zlib 
>> > 11 
>> > 12 # IPython calls this when starting up 
>> > 13 def load_ipython_extension(*args): 
>> > 14 import sage.repl.ipython_extension 
>> > ---> 15 sage.repl.ipython_extension.load_ipython_extension(*args) 
>> > sage.repl.ipython_extension.load_ipython_extension = <function 
>> load_ipython_extension at 0x7f66fcacaa60> 
>> > args = (<sage.repl.interpreter.SageTerminalInteractiveShell object at 
>> 0x7f66feb5bac0>,) 
>> > 16 
>> > 17 
>> > 18 # Monkey-patch inspect.isfunction() to support Cython functions. 
>> > 19 def isfunction(obj): 
>> > 20 """ 
>> > 21 Check whether something is a function. 
>> > 22 
>> > 23 We assume that anything which has a genuine ``__code__`` 
>> > 24 attribute (not using ``__getattr__`` overrides) is a function. 
>> > 25 This is meant to support Cython functions. 
>> > 26 
>> > 27 EXAMPLES:: 
>> > 28 
>> > 29 sage: from inspect import isfunction 
>> > 30 sage: def f(): pass 
>> > 31 sage: isfunction(f) 
>> > 
>> > /usr/lib/python3/dist-packages/sage/repl/ipython_extension.py in 
>> wrapper(*args=(<sage.repl.interpreter.SageTerminalInteractiveShell 
>> object>,), **kwargs={}) 
>> > 547 ....: if work: 
>> > 548 ....: return 'foo worked' 
>> > 549 ....: raise RuntimeError("foo didn't work") 
>> > 550 sage: foo(False) 
>> > 551 Traceback (most recent call last): 
>> > 552 ... 
>> > 553 RuntimeError: foo didn't work 
>> > 554 sage: foo(True) 
>> > 555 'foo worked' 
>> > 556 sage: foo(False) 
>> > 557 sage: foo(True) 
>> > 558 """ 
>> > 559 @wraps(func) 
>> > 560 def wrapper(*args, **kwargs): 
>> > 561 if not wrapper.has_run: 
>> > --> 562 result = func(*args, **kwargs) 
>> > result = undefined 
>> > global func = undefined 
>> > args = (<sage.repl.interpreter.SageTerminalInteractiveShell object at 
>> 0x7f66feb5bac0>,) 
>> > kwargs = {} 
>> > 563 wrapper.has_run = True 
>> > 564 return result 
>> > 565 wrapper.has_run = False 
>> > 566 return wrapper 
>> > 567 
>> > 568 
>> > 569 @run_once 
>> > 570 def load_ipython_extension(ip): 
>> > 571 """ 
>> > 572 Load the extension in IPython. 
>> > 573 """ 
>> > 574 # this modifies ip 
>> > 575 SageCustomizations(shell=ip) 
>> > 
>> > /usr/lib/python3/dist-packages/sage/repl/ipython_extension.py in 
>> load_ipython_extension(ip=<sage.repl.interpreter.SageTerminalInteractiveShell
>>  
>> object>) 
>> > 560 def wrapper(*args, **kwargs): 
>> > 561 if not wrapper.has_run: 
>> > 562 result = func(*args, **kwargs) 
>> > 563 wrapper.has_run = True 
>> > 564 return result 
>> > 565 wrapper.has_run = False 
>> > 566 return wrapper 
>> > 567 
>> > 568 
>> > 569 @run_once 
>> > 570 def load_ipython_extension(ip): 
>> > 571 """ 
>> > 572 Load the extension in IPython. 
>> > 573 """ 
>> > 574 # this modifies ip 
>> > --> 575 SageCustomizations(shell=ip) 
>> > global SageCustomizations = <class 
>> 'sage.repl.ipython_extension.SageCustomizations'> 
>> > global shell = undefined 
>> > ip = <sage.repl.interpreter.SageTerminalInteractiveShell object at 
>> 0x7f66feb5bac0> 
>> > 
>> > /usr/lib/python3/dist-packages/sage/repl/ipython_extension.py in 
>> __init__(self=<sage.repl.ipython_extension.SageCustomizations object>, 
>> shell=<sage.repl.interpreter.SageTerminalInteractiveShell object>) 
>> > 420 def __init__(self, shell=None): 
>> > 421 """ 
>> > 422 Initialize the Sage plugin. 
>> > 423 """ 
>> > 424 self.shell = shell 
>> > 425 
>> > 426 self.auto_magics = SageMagics(shell) 
>> > 427 self.shell.register_magics(self.auto_magics) 
>> > 428 
>> > 429 import sage.misc.edit_module as edit_module 
>> > 430 self.shell.set_hook('editor', edit_module.edit_devel) 
>> > 431 
>> > 432 self.init_inspector() 
>> > 433 self.init_line_transforms() 
>> > 434 
>> > --> 435 import sage.all # until sage's import hell is fixed 
>> > sage.all = undefined 
>> > 436 
>> > 437 self.shell.verbose_quit = True 
>> > 438 self.set_quit_hook() 
>> > 439 
>> > 440 self.register_interface_magics() 
>> > 441 
>> > 442 if SAGE_IMPORTALL == 'yes': 
>> > 443 self.init_environment() 
>> > 444 
>> > 445 def register_interface_magics(self): 
>> > 446 """ 
>> > 447 Register magics for each of the Sage interfaces 
>> > 448 """ 
>> > 449 from sage.repl.interface_magic import InterfaceMagic 
>> > 450 InterfaceMagic.register_all(self.shell) 
>> > 
>> > /usr/lib/python3/dist-packages/sage/all.py in <module> 
>> > 91 warnings.filterwarnings('ignore', category=RuntimeWarning, 
>> > 92 message=r"'sin' and 'sout' swap memory stats couldn't be 
>> determined") 
>> > 93 from sage.misc.all import * # takes a while 
>> > 94 from sage.typeset.all import * 
>> > 95 from sage.repl.all import * 
>> > 96 
>> > 97 from sage.misc.sh import sh 
>> > 98 
>> > 99 from sage.libs.all import * 
>> > 100 from sage.data_structures.all import * 
>> > 101 from sage.doctest.all import * 
>> > 102 
>> > 103 from sage.structure.all import * 
>> > 104 from sage.rings.all import * 
>> > 105 from sage.arith.all import * 
>> > --> 106 from sage.matrix.all import * 
>> > global sage.matrix.all = undefined 
>> > 107 
>> > 108 from sage.symbolic.all import * 
>> > 109 from sage.modules.all import * 
>> > 110 from sage.monoids.all import * 
>> > 111 from sage.algebras.all import * 
>> > 112 from sage.modular.all import * 
>> > 113 from sage.sat.all import * 
>> > 114 from sage.schemes.all import * 
>> > 115 from sage.graphs.all import * 
>> > 116 from sage.groups.all import * 
>> > 117 from sage.arith.power import generic_power as power 
>> > 118 from sage.databases.all import * 
>> > 119 from sage.categories.all import * 
>> > 120 from sage.sets.all import * 
>> > 121 from sage.probability.all import * 
>> > 
>> > /usr/lib/python3/dist-packages/sage/matrix/__init__.py in <module> 
>> > 1 # Resolve a cyclic import 
>> > ----> 2 import sage.matrix.args 
>> > global sage.matrix.args = undefined 
>> > 
>> > /usr/lib/python3/dist-packages/sage/matrix/args.pyx in init 
>> sage.matrix.args (build/cythonized/sage/matrix/args.c:21273)() 
>> > 8 # Copyright (C) 2018 Jeroen Demeyer <j.de...@ugent.be> 
>> > 9 # 
>> > 10 # This program is free software: you can redistribute it and/or 
>> modify 
>> > 11 # it under the terms of the GNU General Public License as published 
>> by 
>> > 12 # the Free Software Foundation, either version 2 of the License, or 
>> > 13 # (at your option) any later version. 
>> > 14 # http://www.gnu.org/licenses/ 
>> > 15 
>> #*****************************************************************************
>>  
>>
>> > 16 
>> > 17 cimport cython 
>> > 18 from cpython.sequence cimport PySequence_Fast 
>> > 19 from cysignals.signals cimport sig_check 
>> > 20 from cypari2.gen cimport Gen 
>> > 21 from cypari2.types cimport typ, t_MAT, t_VEC, t_COL, t_VECSMALL, 
>> t_LIST, t_STR, t_CLOSURE 
>> > 22 
>> > ---> 23 from .matrix_space import MatrixSpace 
>> > global matrix_space = undefined 
>> > global MatrixSpace = undefined 
>> > 24 from sage.rings.all import ZZ, RDF, CDF 
>> > 25 from sage.structure.coerce cimport (coercion_model, 
>> > 26 is_numpy_type, py_scalar_parent) 
>> > 27 from sage.structure.element cimport Element, RingElement, Vector 
>> > 28 from sage.arith.long cimport pyobject_to_long 
>> > 29 from sage.misc.misc_c import sized_iter 
>> > 30 from sage.categories import monoids 
>> > 31 
>> > 32 
>> > 33 CommutativeMonoids = monoids.Monoids().Commutative() 
>> > 34 
>> > 35 
>> > 36 cdef inline bint element_is_scalar(Element x): 
>> > 37 """ 
>> > 38 Should this element be considered a scalar (as opposed to a vector)? 
>> > 
>> > /usr/lib/python3/dist-packages/sage/matrix/matrix_space.py in <module> 
>> > 31 # (at your option) any later version. 
>> > 32 # https://www.gnu.org/licenses/ 
>> > 33 # 
>> **************************************************************************** 
>>
>> > 34 from __future__ import print_function, absolute_import 
>> > 35 from six.moves import range 
>> > 36 from six import iteritems, integer_types 
>> > 37 
>> > 38 # System imports 
>> > 39 import sys 
>> > 40 import operator 
>> > 41 
>> > 42 # Sage matrix imports 
>> > 43 from . import matrix_generic_dense 
>> > 44 from . import matrix_generic_sparse 
>> > 45 
>> > ---> 46 from . import matrix_modn_sparse 
>> > global matrix_modn_sparse = undefined 
>> > 47 
>> > 48 from . import matrix_mod2_dense 
>> > 49 from . import matrix_gf2e_dense 
>> > 50 
>> > 51 from . import matrix_integer_dense 
>> > 52 from . import matrix_integer_sparse 
>> > 53 
>> > 54 from . import matrix_rational_dense 
>> > 55 from . import matrix_rational_sparse 
>> > 56 
>> > 57 from . import matrix_polynomial_dense 
>> > 58 from . import matrix_mpolynomial_dense 
>> > 59 
>> > 60 # Sage imports 
>> > 61 from sage.misc.superseded import deprecation 
>> > 
>> > ImportError: /usr/lib/python3/dist-packages/sage/matrix/
>> matrix_modn_sparse.cpython-38-x86_64-linux-gnu.so: undefined symbol: 
>> _ZNK6Givaro7IntegercvNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEB5cxx11Ev
>>  
>>
>> > 
>> > 
>> *************************************************************************** 
>> > 
>> > History of session input: 
>> > *** Last line of input (may not be in above history): 
>> > 
>> > Best, 
>> > Lance 
>> > 
>> > -- 
>> > You received this message because you are subscribed to the Google 
>> Groups "sage-support" group. 
>> > To unsubscribe from this group and stop receiving emails from it, send 
>> an email to sage-support...@googlegroups.com. 
>> > To view this discussion on the web visit 
>> https://groups.google.com/d/msgid/sage-support/CAPEqHYnogPuc6SeExsyA7oXt54UcKYPECSp1N0u%3Dqpq-jn69JQ%40mail.gmail.com.
>>  
>>
>>
>

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