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# -*- coding: utf-8 -*-
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"""sys.excepthook for IPython itself, leaves a detailed report on disk.
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$Id: CrashHandler.py 994 2006-01-08 08:29:44Z fperez $"""
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#*****************************************************************************
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# Copyright (C) 2001-2006 Fernando Perez. <fperez@colorado.edu>
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#
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# Distributed under the terms of the BSD License. The full license is in
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# the file COPYING, distributed as part of this software.
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#*****************************************************************************
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from IPython import Release
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__author__ = '%s <%s>' % Release.authors['Fernando']
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__license__ = Release.license
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__version__ = Release.version
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#****************************************************************************
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# Required modules
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# From the standard library
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import os
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import sys
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from pprint import pprint,pformat
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# Homebrewed
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from IPython.Itpl import Itpl,itpl,printpl
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from IPython.ColorANSI import ColorScheme,ColorSchemeTable # too long names
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from IPython import ultraTB
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from IPython.genutils import *
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#****************************************************************************
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class CrashHandler:
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"""sys.excepthook for IPython itself, leaves a detailed report on disk."""
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def __init__(self,IP):
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self.IP = IP # IPython instance
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self.bug_contact = Release.authors['Fernando'][0]
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self.mailto = Release.authors['Fernando'][1]
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def __call__(self,etype, evalue, etb):
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# Report tracebacks shouldn't use color in general (safer for users)
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color_scheme = 'NoColor'
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# Use this ONLY for developer debugging (keep commented out for release)
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#color_scheme = 'Linux' # dbg
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try:
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rptdir = self.IP.rc.ipythondir
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except:
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rptdir = os.getcwd()
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if not os.path.isdir(rptdir):
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rptdir = os.getcwd()
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self.report_name = os.path.join(rptdir,'IPython_crash_report.txt')
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self.TBhandler = ultraTB.VerboseTB(color_scheme=color_scheme,long_header=1)
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traceback = self.TBhandler.text(etype,evalue,etb,context=31)
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# print traceback to screen
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print >> sys.stderr, traceback
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# and generate a complete report on disk
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try:
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report = open(self.report_name,'w')
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except:
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print >> sys.stderr, 'Could not create crash report on disk.'
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return
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msg = itpl('\n'+'*'*70+'\n'
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"""
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Oops, IPython crashed. We do our best to make it stable, but...
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A crash report was automatically generated with the following information:
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- A verbatim copy of the traceback above this text.
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- A copy of your input history during this session.
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- Data on your current IPython configuration.
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It was left in the file named:
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\t'$self.report_name'
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If you can email this file to the developers, the information in it will help
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them in understanding and correcting the problem.
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You can mail it to $self.bug_contact at $self.mailto
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with the subject 'IPython Crash Report'.
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If you want to do it now, the following command will work (under Unix):
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mail -s 'IPython Crash Report' $self.mailto < $self.report_name
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To ensure accurate tracking of this issue, please file a report about it at:
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http://www.scipy.net/roundup/ipython (IPython's online bug tracker).
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""")
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print >> sys.stderr, msg
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sec_sep = '\n\n'+'*'*75+'\n\n'
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report.write('*'*75+'\n\n'+'IPython post-mortem report\n\n')
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report.write('IPython version: %s \n\n' % Release.version)
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report.write('SVN revision : %s \n\n' % Release.revision)
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report.write('Platform info : os.name -> %s, sys.platform -> %s' %
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(os.name,sys.platform) )
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report.write(sec_sep+'Current user configuration structure:\n\n')
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report.write(pformat(self.IP.rc.dict()))
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report.write(sec_sep+'Crash traceback:\n\n' + traceback)
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try:
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report.write(sec_sep+"History of session input:")
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for line in self.IP.user_ns['_ih']:
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report.write(line)
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report.write('\n*** Last line of input (may not be in above history):\n')
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report.write(self.IP._last_input_line+'\n')
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except:
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pass
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report.close()
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