I am getting these. Please help me.
santanu@Math-Sans:~/SageMath$ ./sage
┌────────────────────────────────────────────────────────────────────┐
│ SageMath Version 7.1, Release Date: 2016-03-20 │
│ Type "notebook()" for the browser-based notebook interface. │
│ Type "help()" for help. │
└────────────────────────────────────────────────────────────────────┘
**********************************************************************
Oops, Sage crashed. We do our best to make it stable, but...
A crash report was automatically generated with the following information:
- A verbatim copy of the crash traceback.
- A copy of your input history during this session.
- Data on your current Sage configuration.
It was left in the file named:
'/home/santanu/.sage/ipython_genutils-0.1.0/Sage_crash_report.txt'
If you can email this file to the developers, the information in it will
help
them in understanding and correcting the problem.
You can mail it to: sage-support at sage-support@googlegroups.com
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/home/santanu/.sage/ipython_genutils-0.1.0/Sage_crash_report.txt
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***************************************************************************
IPython post-mortem report
{'commit_hash': u'7f50c6b',
'commit_source': 'installation',
'default_encoding': 'UTF-8',
'ipython_path':
'/home/santanu/SageMath/local/lib/python2.7/site-packages/IPython',
'ipython_version': '4.1.2',
'os_name': 'posix',
'platform': 'Linux-4.4.0-57-generic-x86_64-with-debian-stretch-sid',
'sys_executable': '/home/santanu/SageMath/local/bin/python',
'sys_platform': 'linux2',
'sys_version': '2.7.10 (default, Mar 22 2016, 03:28:40) \n[GCC 4.9.3]'}
***************************************************************************
***************************************************************************
Crash traceback:
---------------------------------------------------------------------------
---------------------------------------------------------------------------
ImportError Python 2.7.10: /home/santanu/SageMath/local/bin/python
Thu Jan 12 21:05:08 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/santanu/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 # Install extra readline commands before IPython initialization
8 from sage.repl.readline_extra_commands import *
9
10 from sage.repl.interpreter import SageTerminalApp
11
12 app = SageTerminalApp.instance()
---> 13 app.initialize()
global app.initialize = <bound method SageTerminalApp.initialize of
<sage.repl.interpreter.SageTerminalApp object at 0x7fe5083f38d0>>
14 app.start()
<decorator-gen-111> in initialize(self=<sage.repl.interpreter.SageTerminalApp
object>, argv=None)
/home/santanu/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={})
59
60
#-----------------------------------------------------------------------------
61 # Application class
62
#-----------------------------------------------------------------------------
63
64 @decorator
65 def catch_config_error(method, app, *args, **kwargs):
66 """Method decorator for catching invalid config
(Trait/ArgumentErrors) during init.
67
68 On a TraitError (generally caused by bad config), this will print
the trait's
69 message, and exit the app.
70
71 For use on init methods, to prevent invoking excepthook on invalid
input.
72 """
73 try:
---> 74 return method(app, *args, **kwargs)
method = <function initialize at 0x7fe5015c7668>
app = <sage.repl.interpreter.SageTerminalApp object at 0x7fe5083f38d0>
args = (None,)
kwargs = {}
75 except (TraitError, ArgumentError) as e:
76 app.print_help()
77 app.log.fatal("Bad config encountered during initialization:")
78 app.log.fatal(str(e))
79 app.log.debug("Config at the time: %s", app.config)
80 app.exit(1)
81
82
83 class ApplicationError(Exception):
84 pass
85
86
87 class LevelFormatter(logging.Formatter):
88 """Formatter with additional `highlevel` record
89
/home/santanu/SageMath/local/lib/python2.7/site-packages/IPython/terminal/ipapp.pyc
in initialize(self=<sage.repl.interpreter.SageTerminalApp object>, argv=None)
291
292 return super(TerminalIPythonApp, self).parse_command_line(argv)
293
294 @catch_config_error
295 def initialize(self, argv=None):
296 """Do actions after construct, but before starting the app."""
297 super(TerminalIPythonApp, self).initialize(argv)
298 if self.subapp is not None:
299 # don't bother initializing further, starting subapp
300 return
301 # print self.extra_args
302 if self.extra_args and not self.something_to_run:
303 self.file_to_run = self.extra_args[0]
304 self.init_path()
305 # create the shell
--> 306 self.init_shell()
self.init_shell = <bound method SageTerminalApp.init_shell of
<sage.repl.interpreter.SageTerminalApp object at 0x7fe5083f38d0>>
307 # and draw the banner
308 self.init_banner()
309 # Now a variety of things that happen after the banner is
printed.
310 self.init_gui_pylab()
311 self.init_extensions()
312 self.init_code()
313
314 def init_shell(self):
315 """initialize the InteractiveShell instance"""
316 # Create an InteractiveShell instance.
317 # shell.display_banner should always be False for the terminal
318 # based app, because we call shell.show_banner() by hand below
319 # so the banner shows *before* all extension loading stuff.
320 self.shell = TerminalInteractiveShell.instance(parent=self,
321 display_banner=False,
profile_dir=self.profile_dir,
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/repl/interpreter.pyc
in init_shell(self=<sage.repl.interpreter.SageTerminalApp object>)
793 self.shell.has_sage_extensions = SAGE_EXTENSION in
self.extensions
794
795 # Load the %lprun extension if available
796 try:
797 import line_profiler
798 except ImportError:
799 pass
800 else:
801 self.extensions.append('line_profiler')
802
803 if self.shell.has_sage_extensions:
804 self.extensions.remove(SAGE_EXTENSION)
805
806 # load sage extension here to get a crash if
807 # something is wrong with the sage library
--> 808 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 0x7fe5001be5d0>>
global SAGE_EXTENSION = 'sage'
809
810
/home/santanu/SageMath/local/lib/python2.7/site-packages/IPython/core/extensions.pyc
in load_extension(self=<IPython.core.extensions.ExtensionManager object>,
module_str='sage')
71
72 Returns the string "already loaded" if the extension is already
loaded,
73 "no load function" if the module doesn't have a
load_ipython_extension
74 function, or None if it succeeded.
75 """
76 if module_str in self.loaded:
77 return "already loaded"
78
79 from IPython.utils.syspathcontext import prepended_to_syspath
80
81 with self.shell.builtin_trap:
82 if module_str not in sys.modules:
83 with prepended_to_syspath(self.ipython_extension_dir):
84 __import__(module_str)
85 mod = sys.modules[module_str]
---> 86 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 0x7fe5001be5d0>>
mod = <module 'sage' from
'/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/__init__.pyc'>
87 self.loaded.add(module_str)
88 else:
89 return "no load function"
90
91 def unload_extension(self, module_str):
92 """Unload an IPython extension by its module name.
93
94 This function looks up the extension's name in ``sys.modules``
and
95 simply calls ``mod.unload_ipython_extension(self)``.
96
97 Returns the string "no unload function" if the extension
doesn't define
98 a function to unload itself, "not loaded" if the extension
isn't loaded,
99 otherwise None.
100 """
101 if module_str not in self.loaded:
/home/santanu/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/santanu/SageMath/local/lib/python2.7/site-packages/sage/__init__.pyc'>)
118 """
119 from IPython.utils.syspathcontext import prepended_to_syspath
120
121 if (module_str in self.loaded) and (module_str in sys.modules):
122 self.unload_extension(module_str)
123 mod = sys.modules[module_str]
124 with prepended_to_syspath(self.ipython_extension_dir):
125 reload(mod)
126 if self._call_load_ipython_extension(mod):
127 self.loaded.add(module_str)
128 else:
129 self.load_extension(module_str)
130
131 def _call_load_ipython_extension(self, mod):
132 if hasattr(mod, 'load_ipython_extension'):
--> 133 mod.load_ipython_extension(self.shell)
mod.load_ipython_extension = <function load_ipython_extension at
0x7fe508374b90>
self.shell = <sage.repl.interpreter.SageTerminalInteractiveShell object
at 0x7fe5015e2550>
134 return True
135
136 def _call_unload_ipython_extension(self, mod):
137 if hasattr(mod, 'unload_ipython_extension'):
138 mod.unload_ipython_extension(self.shell)
139 return True
140
141 def install_extension(self, url, filename=None):
142 """Download and install an IPython extension.
143
144 If filename is given, the file will be so named (inside the
extension
145 directory). Otherwise, the name from the URL will be used. The
file must
146 have a .py or .zip extension; otherwise, a ValueError will be
raised.
147
148 Returns the full path to the installed file.
/home/santanu/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 # IPython calls this when starting up
4 def load_ipython_extension(*args):
5 import sage.repl.ipython_extension
----> 6 sage.repl.ipython_extension.load_ipython_extension(*args)
sage.repl.ipython_extension.load_ipython_extension = <function
load_ipython_extension at 0x7fe5001d9050>
args = (<sage.repl.interpreter.SageTerminalInteractiveShell object at
0x7fe5015e2550>,)
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.pyc
in wrapper(*args=(<sage.repl.interpreter.SageTerminalInteractiveShell
object>,), **kwargs={})
429 ....: if work:
430 ....: return 'foo worked'
431 ....: raise RuntimeError("foo didn't work")
432 sage: foo(False)
433 Traceback (most recent call last):
434 ...
435 RuntimeError: foo didn't work
436 sage: foo(True)
437 'foo worked'
438 sage: foo(False)
439 sage: foo(True)
440 """
441 @wraps(func)
442 def wrapper(*args, **kwargs):
443 if not wrapper.has_run:
--> 444 result = func(*args, **kwargs)
result = undefined
global func = undefined
args = (<sage.repl.interpreter.SageTerminalInteractiveShell object at
0x7fe5015e2550>,)
kwargs = {}
445 wrapper.has_run = True
446 return result
447 wrapper.has_run = False
448 return wrapper
449
450
451 @run_once
452 def load_ipython_extension(ip):
453 """
454 Load the extension in IPython.
455 """
456 # this modifies ip
457 SageCustomizations(shell=ip)
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/repl/ipython_extension.pyc
in
load_ipython_extension(ip=<sage.repl.interpreter.SageTerminalInteractiveShell
object>)
442 def wrapper(*args, **kwargs):
443 if not wrapper.has_run:
444 result = func(*args, **kwargs)
445 wrapper.has_run = True
446 return result
447 wrapper.has_run = False
448 return wrapper
449
450
451 @run_once
452 def load_ipython_extension(ip):
453 """
454 Load the extension in IPython.
455 """
456 # this modifies ip
--> 457 SageCustomizations(shell=ip)
global SageCustomizations = <class
'sage.repl.ipython_extension.SageCustomizations'>
global shell = undefined
ip = <sage.repl.interpreter.SageTerminalInteractiveShell object at
0x7fe5015e2550>
/home/santanu/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>)
330 """
331 self.shell = shell
332
333 self.auto_magics = SageMagics(shell)
334 self.shell.register_magics(self.auto_magics)
335
336 import sage.misc.edit_module as edit_module
337 self.shell.set_hook('editor', edit_module.edit_devel)
338
339 self.init_inspector()
340 self.init_line_transforms()
341
342 import inputhook
343 inputhook.install()
344
--> 345 import sage.all # until sage's import hell is fixed
sage.all = undefined
346
347 self.shell.verbose_quit = True
348 self.set_quit_hook()
349
350 self.register_interface_magics()
351
352 if SAGE_IMPORTALL == 'yes':
353 self.init_environment()
354
355 def register_interface_magics(self):
356 """
357 Register magics for each of the Sage interfaces
358 """
359 from sage.repl.interface_magic import InterfaceMagic
360 InterfaceMagic.register_all(self.shell)
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/all.py in
<module>()
70 from sage.env import SAGE_ROOT, SAGE_DOC_SRC, SAGE_LOCAL, DOT_SAGE,
SAGE_ENV
71
72 if sys.version_info[:2] < (2, 5):
73 print >>sys.stderr, "Sage requires Python 2.5 or newer"
74 sys.exit(1)
75
76 ###################################################################
77
78 # This import also setups the interrupt handler
79 from cysignals.signals import (AlarmInterrupt, SignalError,
80 sig_on_reset as sig_on_count)
81
82 from time import sleep
83
84 import sage.misc.lazy_import
---> 85 from sage.misc.all import * # takes a while
global sage.misc.all = undefined
86 from sage.typeset.all import *
87 from sage.repl.all import *
88
89 from sage.misc.sh import sh
90
91 from sage.libs.all import *
92 from sage.data_structures.all import *
93 from sage.doctest.all import *
94 try:
95 from sage.dev.all import *
96 except ImportError:
97 pass # dev scripts are disabled
98
99 from sage.structure.all import *
100 from sage.rings.all import *
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/misc/all.py in
<module>()
76 series_precision, set_series_precision)
77
78 from sage_eval import sage_eval, sageobj
79
80 from sage_input import sage_input
81
82 lazy_import("sage.misc.cython", ["cython_lambda",
"cython_create_local_so"])
83 lazy_import("sage.misc.cython_c", "cython_compile", "cython")
84 lazy_import("sage.misc.cython_c", "cython_compile", "pyrex",
deprecation=9552)
85 lazy_import("sage.misc.cython_c", "cython_compile", "sagex",
deprecation=9552)
86
87 from persist import save, load, dumps, loads, db, db_save
88
89 from func_persist import func_persist
90
---> 91 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 one = 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 transpose = undefined
global zero = undefined
92 base_ring,
93 base_field,
94 basis,
95 category,
96 charpoly,
97 characteristic_polynomial,
98 coerce,
99 cyclotomic_polynomial,
100 decomposition,
101 denominator,
102 det,
103 dimension,
104 dim,
105 discriminant,
106 disc,
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/misc/functional.py
in <module>()
15
#*****************************************************************************
16 # Copyright (C) 2004 William Stein <wst...@gmail.com>
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
25 import sage.misc.latex
26 import sage.interfaces.expect
27 import sage.interfaces.mathematica
28
29
---> 30 from sage.rings.complex_double import CDF
global sage.rings.complex_double = undefined
global CDF = undefined
31 from sage.rings.real_double import RDF, RealDoubleElement
32
33 import sage.rings.real_mpfr
34 import sage.rings.complex_field
35 import sage.rings.integer
36
37 import __builtin__
38
39 LOG_TEN_TWO_PLUS_EPSILON = 3.321928094887363 # a small overestimate of
log(10,2)
40
41
##############################################################################
42 # There are many functions on elements of a ring, which mathematicians
43 # usually write f(x), e.g., it is weird to write x.log() and natural
44 # to write log(x). The functions below allow for the more familiar
syntax.
45
##############################################################################
ImportError:
/home/santanu/SageMath/local/lib/python2.7/site-packages/sage/rings/complex_double.so:
undefined symbol: gsl_complex_sin
***************************************************************************
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*** Last line of input (may not be in above history):
