[IPython-dev] Fwd: IPython Crash Report

Ville M. Vainio vivainio@gmail....
Mon Sep 15 14:08:11 CDT 2008


Check this out - this is probably a new development.


---------- Forwarded message ----------
From:  <blbmdsmith@comcast.net>
Date: Mon, Sep 15, 2008 at 10:03 PM
Subject: IPython Crash Report
To: vivainio@gmail.com




I am running IPython for the first time.  It is highly likely that I
don't have all of IPython installed correctly or I am missing some
library.

Thanks for any help,
Bill

***************************************************************************

IPython post-mortem report

IPython version: 0.9.1

SVN revision   : 1145

Platform info  : os.name -> posix, sys.platform -> linux2

***************************************************************************

Current user configuration structure:

{'Version': 0,
 '__allownew': True,
 'alias': [],
 'args': [],
 'autocall': 1,
 'autoedit_syntax': 0,
 'autoexec': [],
 'autoindent': 1,
 'automagic': 1,
 'banner': 1,
 'c': '',
 'cache_size': 1000,
 'classic': 0,
 'color_info': 1,
 'colors': 'Linux',
 'confirm_exit': 1,
 'debug': 0,
 'deep_reload': 0,
 'editor': 'vi',
 'embedded': False,
 'execfile': [],
 'execute': [''],
 'gthread': 0,
 'help': 0,
 'import_all': [],
 'import_mod': [],
 'import_some': [[]],
 'include': [],
 'interact': 0,
 'ipythondir': '/root/.ipython',
 'log': 0,
 'logfile': '',
 'logplay': '',
 'magic_docstrings': 0,
 'messages': 1,
 'multi_line_specials': 1,
 'nosep': 0,
 'object_info_string_level': 0,
 'opts': Struct({'__allownew': True}),
 'pdb': 0,
 'pprint': 1,
 'profile': '',
 'prompt_in1': 'In [\\#]: ',
 'prompt_in2': '   .\\D.: ',
 'prompt_out': 'Out[\\#]: ',
 'prompts_pad_left': 1,
 'pydb': 0,
 'pylab': 0,
 'pylab_import_all': 1,
 'q4thread': 0,
 'qthread': 0,
 'quick': 0,
 'quiet': 0,
 'rcfile': 'ipythonrc',
 'readline': 1,
 'readline_merge_completions': 1,
 'readline_omit__names': 0,
 'readline_parse_and_bind': ['tab: complete',
                            '"\\C-l": possible-completions',
                            'set show-all-if-ambiguous on',
                            '"\\C-o": tab-insert',
                            '"\\M-i": "    "',
                            '"\\M-o": "\\d\\d\\d\\d"',
                            '"\\M-I": "\\d\\d\\d\\d"',
                            '"\\C-r": reverse-search-history',
                            '"\\C-s": forward-search-history',
                            '"\\C-p": history-search-backward',
                            '"\\C-n": history-search-forward',
                            '"\\e[A": history-search-backward',
                            '"\\e[B": history-search-forward',
                            '"\\C-k": kill-line',
                            '"\\C-u": unix-line-discard'],
 'readline_remove_delims': '-/~',
 'screen_length': -2,
 'separate_in': '\n',
 'separate_out': '',
 'separate_out2': '',
 'system_header': 'IPython system call: ',
 'system_verbose': 0,
 'term_title': 1,
 'tk': 0,
 'upgrade': 0,
 'wildcards_case_sensitive': 1,
 'wthread': 0,
 'wxversion': '0',
 'xmode': 'Context'}

***************************************************************************

Crash traceback:

---------------------------------------------------------------------------
TypeError                                     Python 2.4.3: /usr/bin/python
                                                  Mon Sep 15 14:56:04 2008
A problem occured executing Python code.  Here is the sequence of function
calls leading up to the error, with the most recent (innermost) call last.

/usr/bin/ipython
     1
     2
     3
     4
     5
     6
----> 7
       sys.exit = <built-in function exit>
       load_entry_point = <function load_entry_point at 0xb7eddd4c>
     8
     9
    10 #!/usr/bin/python
    11 # EASY-INSTALL-ENTRY-SCRIPT: 'ipython==0.9.1','console_scripts','ipython'
    12 __requires__ = 'ipython==0.9.1'
    13 import sys
    14 from pkg_resources import load_entry_point
    15
    16 sys.exit(
    17    load_entry_point('ipython==0.9.1', 'console_scripts', 'ipython')()
    18 )
    19
    20
    21
    22
    23
    24
    25
    26
    27
    28
    29
    30
    31

/usr/lib/python2.4/site-packages/ipython-0.9.1-py2.4.egg/IPython/ipapi.pyc
in launch_new_instance(user_ns=None, shellclass=None)
   544     def check_hotname(self,name):
   545         if name in self.hotnames:
   546             self.debug_stack( "HotName '%s' caught" % name)
   547
   548
   549 def launch_new_instance(user_ns = None,shellclass = None):
   550     """ Make and start a new ipython instance.
   551
   552     This can be called even without having an already initialized
   553     ipython session running.
   554
   555     This is also used as the egg entry point for the 'ipython' script.
   556
   557     """
   558     ses = make_session(user_ns,shellclass)
--> 559     ses.mainloop()
   560
   561
   562 def make_user_ns(user_ns = None):
   563     """Return a valid user interactive namespace.
   564
   565     This builds a dict with the minimal information needed to
operate as a
   566     valid IPython user namespace, which you can pass to the
various embedding
   567     classes in ipython.
   568
   569     This API is currently deprecated. Use
ipapi.make_user_namespaces() instead
   570     to make both the local and global namespace objects simultaneously.
   571
   572     :Parameters:
   573         user_ns : dict-like, optional
   574             The current user namespace. The items in this
namespace should be

/usr/lib/python2.4/site-packages/ipython-0.9.1-py2.4.egg/IPython/Shell.pyc
in mainloop(self=<IPython.Shell.IPShell instance>, sys_exit=0,
banner=None)
    66 #-----------------------------------------------------------------------------
    67 # This class is trivial now, but I want to have it in to publish a clean
    68 # interface. Later when the internals are reorganized, code
that uses this
    69 # shouldn't have to change.
    70
    71 class IPShell:
    72     """Create an IPython instance."""
    73
    74     def __init__(self,argv=None,user_ns=None,user_global_ns=None,
    75                  debug=1,shell_class=InteractiveShell):
    76         self.IP = make_IPython(argv,user_ns=user_ns,
    77                                user_global_ns=user_global_ns,
    78                                debug=debug,shell_class=shell_class)
    79
    80     def mainloop(self,sys_exit=0,banner=None):
---> 81         self.IP.mainloop(banner)
       global When = undefined
       global the = undefined
       global IPython = <module 'IPython' from
'/usr/lib/python2.4/site-packages/ipython-0.9.1-py2.4.egg/IPython/__init__.pyc'>
       global shell = undefined
       global exited = undefined
       global with = undefined
       global Ctrl = undefined
       global D = undefined
       global normal = undefined
       global program = undefined
       global execution = undefined
    82         if sys_exit:
    83             sys.exit()
    84
    85 #-----------------------------------------------------------------------------
    86 def kill_embedded(self,parameter_s=''):
    87     """%kill_embedded : deactivate for good the current embedded IPython.
    88
    89     This function (after asking for confirmation) sets an
internal flag so that
    90     an embedded IPython will never activate again.  This is useful to
    91     permanently disable a shell that is being called inside a
loop: once you've
    92     figured out what you needed from it, you may then kill it
and the program
    93     will then continue to run without the interactive shell
interfering again.
    94     """
    95
    96     kill = ask_yes_no("Are you sure you want to kill this
embedded instance "

/usr/lib/python2.4/site-packages/ipython-0.9.1-py2.4.egg/IPython/iplib.pyc
in mainloop(self=<IPython.iplib.InteractiveShell object>,
banner='Python 2.4.3 (#1, Jan 14 2008, 18:32:40) \nType "...ut
\'object\'. ?object also works, ?? prints more.\n')
  1562         internally created default banner."""
  1563
  1564         if self.rc.c:  # Emulate Python's -c option
  1565             self.exec_init_cmd()
  1566         if banner is None:
  1567             if not self.rc.banner:
  1568                 banner = ''
  1569             # banner is string? Use it directly!
  1570             elif isinstance(self.rc.banner,basestring):
  1571                 banner = self.rc.banner
  1572             else:
  1573                 banner = self.BANNER+self.banner2
  1574
  1575         while 1:
  1576             try:
-> 1577                 self.interact(banner)
  1578                 #self.interact_with_readline()
  1579                 # XXX for testing of a readline-decoupled repl
loop, call interact_with_readline above
  1580
  1581                 break
  1582             except KeyboardInterrupt:
  1583                 # this should not be necessary, but KeyboardInterrupt
  1584                 # handling seems rather unpredictable...
  1585                 self.write("\nKeyboardInterrupt in interact()\n")
  1586
  1587     def exec_init_cmd(self):
  1588         """Execute a command given at the command line.
  1589
  1590         This emulates Python's -c option."""
  1591
  1592         #sys.argv = ['-c']

/usr/lib/python2.4/site-packages/ipython-0.9.1-py2.4.egg/IPython/iplib.pyc
in interact(self=<IPython.iplib.InteractiveShell object>,
banner='Python 2.4.3 (#1, Jan 14 2008, 18:32:40) \nType "...ut
\'object\'. ?object also works, ?? prints more.\n')
  1799                     self.rl_do_indent = False
  1800                     self.readline_startup_hook(None)
  1801                 self.write('\n')
  1802                 self.exit()
  1803             except bdb.BdbQuit:
  1804                 warn('The Python debugger has exited with a
BdbQuit exception.\n'
  1805                      'Because of how pdb handles the stack, it
is impossible\n'
  1806                      'for IPython to properly format this
particular exception.\n'
  1807                      'IPython will resume normal operation.')
  1808             except:
  1809                 # exceptions here are VERY RARE, but they can
be triggered
  1810                 # asynchronously by signal handlers, for example.
  1811                 self.showtraceback()
  1812             else:
  1813                 more = self.push(line)
-> 1814                 if (self.SyntaxTB.last_syntax_error and
  1815                     self.rc.autoedit_syntax):
  1816                     self.edit_syntax_error()
  1817
  1818         # We are off again...
  1819         __builtin__.__dict__['__IPYTHON__active'] -= 1
  1820
  1821     def excepthook(self, etype, value, tb):
  1822       """One more defense for GUI apps that call sys.excepthook.
  1823
  1824       GUI frameworks like wxPython trap exceptions and call
  1825       sys.excepthook themselves.  I guess this is a feature that
  1826       enables them to keep running after exceptions that would
  1827       otherwise kill their mainloop. This is a bother for IPython
  1828       which excepts to catch all of the program exceptions with a try:
  1829       except: statement.

TypeError: expected string or Unicode object, NoneType found

***************************************************************************

History of session input:
import netsnmp
oid = netsnmp.Varbind('sysDescr')
result = netsnmp.snmpwalk(oid,Version
=2,DestHost="192.168.8.103,Community="public"")
result = netsnmp.snmpwalk(oid,Version
=2,DestHost="192.168.8.103",Community="public"")
result = netsnmp.snmpwalk(oid,Version
=2,DestHost="192.168.8.103",Community="public")

*** Last line of input (may not be in above history):
result = netsnmp.snmpwalk(oid,Version
=2,DestHost="192.168.8.103",Community="public")




-- 
Ville M. Vainio
http://tinyurl.com/vainio
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