I'm interested in the Sage software. However, I installed it into my computer and run for the first time. Here is the result:
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IPython post-mortem report
{'commit_hash': u'5c9c918',
'commit_source': 'installation',
'default_encoding': 'UTF-8',
'ipython_path': '/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/IPython',
'ipython_version': '5.1.0',
'os_name': 'posix',
'platform': 'Linux-4.11.11-300.fc26.x86_64-x86_64-with-fedora-26-Twenty_Six',
'sys_executable': '/home/wn/Documents/SageMath/local/bin/python',
'sys_platform': 'linux2',
'sys_version': '2.7.13 (default, Jul 22 2017, 00:49:06) \n[GCC 6.3.1 20161221 (Red Hat 6.3.1-1)]'}
***************************************************************************
***************************************************************************
Crash traceback:
---------------------------------------------------------------------------
---------------------------------------------------------------------------
ImportError Python 2.7.13: /home/wn/Documents/SageMath/local/bin/python
Tue Aug 8 21:49:30 2017
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.
/home/wn/Documents/SageMath/src/bin/sage-ipython in <module>()
1 #!/usr/bin/env python
2 # -*- coding: utf-8 -*-
3 """
4 Sage IPython startup script.
5 """
6
7 from sage.repl.interpreter import SageTerminalApp
8
9 app = SageTerminalApp.instance()
---> 10 app.initialize()
global app.initialize = <bound method SageTerminalApp.initialize of <sage.repl.interpreter.SageTerminalApp object at 0x7fe0caf2d1d0>>
11 app.start()
<decorator-gen-109> in initialize(self=<sage.repl.interpreter.SageTerminalApp object>, argv=None)
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/traitlets/config/application.pyc in catch_config_error(method=<function 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 initialize at 0x7fe0bd3c7d70>
app = <sage.repl.interpreter.SageTerminalApp object at 0x7fe0caf2d1d0>
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
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/IPython/terminal/ipapp.pyc in initialize(self=<sage.repl.interpreter.SageTerminalApp object>, argv=None)
294
295 return super(TerminalIPythonApp, self).parse_command_line(argv)
296
297 @catch_config_error
298 def initialize(self, argv=None):
299 """Do actions after construct, but before starting the app."""
300 super(TerminalIPythonApp, self).initialize(argv)
301 if self.subapp is not None:
302 # don't bother initializing further, starting subapp
303 return
304 # print self.extra_args
305 if self.extra_args and not self.something_to_run:
306 self.file_to_run = self.extra_args[0]
307 self.init_path()
308 # create the shell
--> 309 self.init_shell()
self.init_shell = <bound method SageTerminalApp.init_shell of <sage.repl.interpreter.SageTerminalApp object at 0x7fe0caf2d1d0>>
310 # and draw the banner
311 self.init_banner()
312 # Now a variety of things that happen after the banner is printed.
313 self.init_gui_pylab()
314 self.init_extensions()
315 self.init_code()
316
317 def init_shell(self):
318 """initialize the InteractiveShell instance"""
319 # Create an InteractiveShell instance.
320 # shell.display_banner should always be False for the terminal
321 # based app, because we call shell.show_banner() by hand below
322 # so the banner shows *before* all extension loading stuff.
323 self.shell = TerminalInteractiveShell.instance(parent=self,
324 profile_dir=self.profile_dir,
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/repl/interpreter.pyc in init_shell(self=<sage.repl.interpreter.SageTerminalApp object>)
747 self.shell.has_sage_extensions = SAGE_EXTENSION in self.extensions
748
749 # Load the %lprun extension if available
750 try:
751 import line_profiler
752 except ImportError:
753 pass
754 else:
755 self.extensions.append('line_profiler')
756
757 if self.shell.has_sage_extensions:
758 self.extensions.remove(SAGE_EXTENSION)
759
760 # load sage extension here to get a crash if
761 # something is wrong with the sage library
--> 762 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 0x7fe0bc033510>>
global SAGE_EXTENSION = 'sage'
763
764
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/IPython/core/extensions.pyc in load_extension(self=<IPython.core.extensions.ExtensionManager object>, module_str='sage')
70
71 Returns the string "already loaded" if the extension is already loaded,
72 "no load function" if the module doesn't have a load_ipython_extension
73 function, or None if it succeeded.
74 """
75 if module_str in self.loaded:
76 return "already loaded"
77
78 from IPython.utils.syspathcontext import prepended_to_syspath
79
80 with self.shell.builtin_trap:
81 if module_str not in sys.modules:
82 with prepended_to_syspath(self.ipython_extension_dir):
83 __import__(module_str)
84 mod = sys.modules[module_str]
---> 85 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 0x7fe0bc033510>>
mod = <module 'sage' from '/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/__init__.pyc'>
86 self.loaded.add(module_str)
87 else:
88 return "no load function"
89
90 def unload_extension(self, module_str):
91 """Unload an IPython extension by its module name.
92
93 This function looks up the extension's name in ``sys.modules`` and
94 simply calls ``mod.unload_ipython_extension(self)``.
95
96 Returns the string "no unload function" if the extension doesn't define
97 a function to unload itself, "not loaded" if the extension isn't loaded,
98 otherwise None.
99 """
100 if module_str not in self.loaded:
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/IPython/core/extensions.pyc in _call_load_ipython_extension(self=<IPython.core.extensions.ExtensionManager object>, mod=<module 'sage' from '/home/wn/Documents/SageMath...l/lib/python2.7/site-packages/sage/__init__.pyc'>)
117 """
118 from IPython.utils.syspathcontext import prepended_to_syspath
119
120 if (module_str in self.loaded) and (module_str in sys.modules):
121 self.unload_extension(module_str)
122 mod = sys.modules[module_str]
123 with prepended_to_syspath(self.ipython_extension_dir):
124 reload(mod)
125 if self._call_load_ipython_extension(mod):
126 self.loaded.add(module_str)
127 else:
128 self.load_extension(module_str)
129
130 def _call_load_ipython_extension(self, mod):
131 if hasattr(mod, 'load_ipython_extension'):
--> 132 mod.load_ipython_extension(self.shell)
mod.load_ipython_extension = <function load_ipython_extension at 0x7fe0caf1e7d0>
self.shell = <sage.repl.interpreter.SageTerminalInteractiveShell object at 0x7fe0bd3efa10>
133 return True
134
135 def _call_unload_ipython_extension(self, mod):
136 if hasattr(mod, 'unload_ipython_extension'):
137 mod.unload_ipython_extension(self.shell)
138 return True
139
140 def install_extension(self, url, filename=None):
141 """Download and install an IPython extension.
142
143 If filename is given, the file will be so named (inside the extension
144 directory). Otherwise, the name from the URL will be used. The file must
145 have a .py or .zip extension; otherwise, a ValueError will be raised.
146
147 Returns the full path to the installed file.
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/__init__.pyc in load_ipython_extension(*args=(<sage.repl.interpreter.SageTerminalInteractiveShell object>,))
1 __all__ = ['all']
2
3 # Make sure that the correct zlib library is loaded. This is needed
4 # to prevent the system zlib to be loaded instead of the Sage one.
5 # See https://trac.sagemath.org/ticket/23122
6 import zlib
7
8 # IPython calls this when starting up
9 def load_ipython_extension(*args):
10 import sage.repl.ipython_extension
---> 11 sage.repl.ipython_extension.load_ipython_extension(*args)
sage.repl.ipython_extension.load_ipython_extension = <function load_ipython_extension at 0x7fe0b7b868c0>
args = (<sage.repl.interpreter.SageTerminalInteractiveShell object at 0x7fe0bd3efa10>,)
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.pyc in wrapper(*args=(<sage.repl.interpreter.SageTerminalInteractiveShell object>,), **kwargs={})
546 ....: if work:
547 ....: return 'foo worked'
548 ....: raise RuntimeError("foo didn't work")
549 sage: foo(False)
550 Traceback (most recent call last):
551 ...
552 RuntimeError: foo didn't work
553 sage: foo(True)
554 'foo worked'
555 sage: foo(False)
556 sage: foo(True)
557 """
558 @wraps(func)
559 def wrapper(*args, **kwargs):
560 if not wrapper.has_run:
--> 561 result = func(*args, **kwargs)
result = undefined
global func = undefined
args = (<sage.repl.interpreter.SageTerminalInteractiveShell object at 0x7fe0bd3efa10>,)
kwargs = {}
562 wrapper.has_run = True
563 return result
564 wrapper.has_run = False
565 return wrapper
566
567
568 @run_once
569 def load_ipython_extension(ip):
570 """
571 Load the extension in IPython.
572 """
573 # this modifies ip
574 SageCustomizations(shell=ip)
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.pyc in load_ipython_extension(ip=<sage.repl.interpreter.SageTerminalInteractiveShell object>)
559 def wrapper(*args, **kwargs):
560 if not wrapper.has_run:
561 result = func(*args, **kwargs)
562 wrapper.has_run = True
563 return result
564 wrapper.has_run = False
565 return wrapper
566
567
568 @run_once
569 def load_ipython_extension(ip):
570 """
571 Load the extension in IPython.
572 """
573 # this modifies ip
--> 574 SageCustomizations(shell=ip)
global SageCustomizations = <class 'sage.repl.ipython_extension.SageCustomizations'>
global shell = undefined
ip = <sage.repl.interpreter.SageTerminalInteractiveShell object at 0x7fe0bd3efa10>
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.pyc in __init__(self=<sage.repl.ipython_extension.SageCustomizations object>, shell=<sage.repl.interpreter.SageTerminalInteractiveShell object>)
417 def __init__(self, shell=None):
418 """
419 Initialize the Sage plugin.
420 """
421 self.shell = shell
422
423 self.auto_magics = SageMagics(shell)
424 self.shell.register_magics(self.auto_magics)
425
426 import sage.misc.edit_module as edit_module
427 self.shell.set_hook('editor', edit_module.edit_devel)
428
429 self.init_inspector()
430 self.init_line_transforms()
431
--> 432 import sage.all # until sage's import hell is fixed
sage.all = undefined
433
434 self.shell.verbose_quit = True
435 self.set_quit_hook()
436
437 self.register_interface_magics()
438
439 if SAGE_IMPORTALL == 'yes':
440 self.init_environment()
441
442 def register_interface_magics(self):
443 """
444 Register magics for each of the Sage interfaces
445 """
446 from sage.repl.interface_magic import InterfaceMagic
447 InterfaceMagic.register_all(self.shell)
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/all.py in <module>()
72
73 # Add SAGE_SRC at the end of sys.path to enable Cython tracebacks
74 # (which use paths relative to SAGE_SRC)
75 sys.path.append(SAGE_SRC)
76
77
78 ###################################################################
79
80 # This import also setups the interrupt handler
81 from cysignals.signals import (AlarmInterrupt, SignalError,
82 sig_on_reset as sig_on_count)
83
84 from time import sleep
85
86 import sage.misc.lazy_import
---> 87 from sage.misc.all import * # takes a while
global sage.misc.all = undefined
88 from sage.typeset.all import *
89 from sage.repl.all import *
90
91 from sage.misc.sh import sh
92
93 from sage.libs.all import *
94 from sage.data_structures.all import *
95 from sage.doctest.all import *
96
97 from sage.structure.all import *
98 from sage.rings.all import *
99 from sage.arith.all import *
100 from sage.matrix.all import *
101
102 from sage.symbolic.all import *
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/misc/all.py in <module>()
69
70 from .defaults import (set_default_variable_name,
71 series_precision, set_series_precision)
72
73 from .sage_eval import sage_eval, sageobj
74
75 from .sage_input import sage_input
76
77 lazy_import("sage.misc.cython", ["cython_lambda", "cython_create_local_so"])
78 lazy_import("sage.misc.cython_c", "cython_compile", "cython")
79
80 from .persist import save, load, dumps, loads, db, db_save
81
82 from .func_persist import func_persist
83
---> 84 from .functional import (additive_order,
global functional = undefined
global additive_order = undefined
global base_ring = undefined
global base_field = undefined
global basis = undefined
global category = undefined
global charpoly = undefined
global characteristic_polynomial = undefined
global coerce = undefined
global cyclotomic_polynomial = undefined
global decomposition = undefined
global denominator = undefined
global det = undefined
global dimension = undefined
global dim = undefined
global discriminant = undefined
global disc = undefined
global eta = undefined
global fcp = undefined
global gen = undefined
global gens = undefined
global hecke_operator = undefined
global image = undefined
global integral = undefined
global integrate = undefined
global integral_closure = undefined
global interval = undefined
global xinterval = undefined
global is_commutative = undefined
global is_even = undefined
global is_integrally_closed = undefined
global is_field = undefined
global is_odd = undefined
global kernel = undefined
global krull_dimension = undefined
global lift = undefined
global log = undefined
global log_b = undefined
global minimal_polynomial = undefined
global minpoly = undefined
global multiplicative_order = undefined
global ngens = undefined
global norm = undefined
global numerator = undefined
global numerical_approx = undefined
global n = undefined
global N = undefined
global objgens = undefined
global objgen = undefined
global order = undefined
global rank = undefined
global regulator = undefined
global round = undefined
global quotient = undefined
global quo = undefined
global isqrt = undefined
global squarefree_part = undefined
global symbolic_sum = undefined
global sum = undefined
global symbolic_prod = undefined
global product = undefined
global transpose = undefined
85 base_ring,
86 base_field,
87 basis,
88 category,
89 charpoly,
90 characteristic_polynomial,
91 coerce,
92 cyclotomic_polynomial,
93 decomposition,
94 denominator,
95 det,
96 dimension,
97 dim,
98 discriminant,
99 disc,
/home/wn/Documents/SageMath/local/lib/python2.7/site-packages/sage/misc/functional.py in <module>()
17 #
18 # This program is free software: you can redistribute it and/or modify
19 # it under the terms of the GNU General Public License as published by
20 # the Free Software Foundation, either version 2 of the License, or
21 # (at your option) any later version.
22 # http://www.gnu.org/licenses/
23 #*****************************************************************************
24 from __future__ import absolute_import
25 from six.moves import range, builtins
26 from six import integer_types
27
28 import sage.misc.latex
29 import sage.interfaces.expect
30 import sage.interfaces.mathematica
31
---> 32 from sage.rings.complex_double import CDF
global sage.rings.complex_double = undefined
global CDF = undefined
33 from sage.rings.real_double import RDF, RealDoubleElement
34
35 import sage.rings.real_mpfr
36 import sage.rings.complex_field
37 import sage.rings.integer
38
39 ##############################################################################
40 # There are many functions on elements of a ring, which mathematicians
41 # usually write f(x), e.g., it is weird to write x.log() and natural
42 # to write log(x). The functions below allow for the more familiar syntax.
43 ##############################################################################
44 def additive_order(x):
45 """
46 Returns the additive order of `x`.
47
ImportError: libgfortran.so.3: cannot open shared object file: No such file or directory
***************************************************************************
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*** Last line of input (may not be in above history):