symbian-qemu-0.9.1-12/python-win32-2.6.1/lib/cgitb.py
author Mike Kinghan <mikek@symbian.org>
Thu, 25 Nov 2010 14:08:02 +0000
branchGCC_SURGE
changeset 133 bdd30170987b
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Provide an option for the base/rom extension that causes the toolchain id (ARMCC or GCCE) to be defined for the C preprocessor phase of rombuild, enabling rom files to be conditionally included or excluded depending on whether the toolchain can build them. This mimics the same change for Beagleboard.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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"""More comprehensive traceback formatting for Python scripts.
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To enable this module, do:
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    import cgitb; cgitb.enable()
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at the top of your script.  The optional arguments to enable() are:
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    display     - if true, tracebacks are displayed in the web browser
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    logdir      - if set, tracebacks are written to files in this directory
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    context     - number of lines of source code to show for each stack frame
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    format      - 'text' or 'html' controls the output format
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By default, tracebacks are displayed but not saved, the context is 5 lines
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and the output format is 'html' (for backwards compatibility with the
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original use of this module)
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Alternatively, if you have caught an exception and want cgitb to display it
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for you, call cgitb.handler().  The optional argument to handler() is a
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3-item tuple (etype, evalue, etb) just like the value of sys.exc_info().
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The default handler displays output as HTML.
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"""
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__author__ = 'Ka-Ping Yee'
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__version__ = '$Revision: 55348 $'
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import sys
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def reset():
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    """Return a string that resets the CGI and browser to a known state."""
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    return '''<!--: spam
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Content-Type: text/html
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<body bgcolor="#f0f0f8"><font color="#f0f0f8" size="-5"> -->
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<body bgcolor="#f0f0f8"><font color="#f0f0f8" size="-5"> --> -->
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</font> </font> </font> </script> </object> </blockquote> </pre>
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</table> </table> </table> </table> </table> </font> </font> </font>'''
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__UNDEF__ = []                          # a special sentinel object
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def small(text):
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    if text:
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        return '<small>' + text + '</small>'
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    else:
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        return ''
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def strong(text):
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    if text:
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        return '<strong>' + text + '</strong>'
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    else:
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        return ''
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def grey(text):
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    if text:
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        return '<font color="#909090">' + text + '</font>'
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    else:
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        return ''
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def lookup(name, frame, locals):
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    """Find the value for a given name in the given environment."""
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    if name in locals:
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        return 'local', locals[name]
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    if name in frame.f_globals:
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        return 'global', frame.f_globals[name]
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    if '__builtins__' in frame.f_globals:
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        builtins = frame.f_globals['__builtins__']
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        if type(builtins) is type({}):
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            if name in builtins:
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                return 'builtin', builtins[name]
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        else:
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            if hasattr(builtins, name):
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                return 'builtin', getattr(builtins, name)
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    return None, __UNDEF__
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def scanvars(reader, frame, locals):
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    """Scan one logical line of Python and look up values of variables used."""
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    import tokenize, keyword
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    vars, lasttoken, parent, prefix, value = [], None, None, '', __UNDEF__
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    for ttype, token, start, end, line in tokenize.generate_tokens(reader):
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        if ttype == tokenize.NEWLINE: break
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        if ttype == tokenize.NAME and token not in keyword.kwlist:
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            if lasttoken == '.':
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                if parent is not __UNDEF__:
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                    value = getattr(parent, token, __UNDEF__)
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                    vars.append((prefix + token, prefix, value))
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            else:
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                where, value = lookup(token, frame, locals)
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                vars.append((token, where, value))
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        elif token == '.':
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            prefix += lasttoken + '.'
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            parent = value
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        else:
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            parent, prefix = None, ''
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        lasttoken = token
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    return vars
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def html((etype, evalue, etb), context=5):
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    """Return a nice HTML document describing a given traceback."""
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    import os, types, time, traceback, linecache, inspect, pydoc
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    if type(etype) is types.ClassType:
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        etype = etype.__name__
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    pyver = 'Python ' + sys.version.split()[0] + ': ' + sys.executable
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    date = time.ctime(time.time())
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    head = '<body bgcolor="#f0f0f8">' + pydoc.html.heading(
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        '<big><big>%s</big></big>' %
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        strong(pydoc.html.escape(str(etype))),
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        '#ffffff', '#6622aa', pyver + '<br>' + date) + '''
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<p>A problem occurred in a Python script.  Here is the sequence of
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function calls leading up to the error, in the order they occurred.</p>'''
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    indent = '<tt>' + small('&nbsp;' * 5) + '&nbsp;</tt>'
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    frames = []
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    records = inspect.getinnerframes(etb, context)
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    for frame, file, lnum, func, lines, index in records:
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        if file:
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            file = os.path.abspath(file)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   118
            link = '<a href="file://%s">%s</a>' % (file, pydoc.html.escape(file))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   119
        else:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   120
            file = link = '?'
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   121
        args, varargs, varkw, locals = inspect.getargvalues(frame)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   122
        call = ''
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   123
        if func != '?':
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   124
            call = 'in ' + strong(func) + \
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   125
                inspect.formatargvalues(args, varargs, varkw, locals,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   126
                    formatvalue=lambda value: '=' + pydoc.html.repr(value))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   127
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   128
        highlight = {}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   129
        def reader(lnum=[lnum]):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   130
            highlight[lnum[0]] = 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   131
            try: return linecache.getline(file, lnum[0])
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   132
            finally: lnum[0] += 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   133
        vars = scanvars(reader, frame, locals)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   134
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   135
        rows = ['<tr><td bgcolor="#d8bbff">%s%s %s</td></tr>' %
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   136
                ('<big>&nbsp;</big>', link, call)]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   137
        if index is not None:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   138
            i = lnum - index
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   139
            for line in lines:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   140
                num = small('&nbsp;' * (5-len(str(i))) + str(i)) + '&nbsp;'
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   141
                line = '<tt>%s%s</tt>' % (num, pydoc.html.preformat(line))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   142
                if i in highlight:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   143
                    rows.append('<tr><td bgcolor="#ffccee">%s</td></tr>' % line)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   144
                else:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   145
                    rows.append('<tr><td>%s</td></tr>' % grey(line))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   146
                i += 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   147
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   148
        done, dump = {}, []
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   149
        for name, where, value in vars:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   150
            if name in done: continue
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   151
            done[name] = 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   152
            if value is not __UNDEF__:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   153
                if where in ('global', 'builtin'):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   154
                    name = ('<em>%s</em> ' % where) + strong(name)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   155
                elif where == 'local':
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   156
                    name = strong(name)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   157
                else:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   158
                    name = where + strong(name.split('.')[-1])
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   159
                dump.append('%s&nbsp;= %s' % (name, pydoc.html.repr(value)))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   160
            else:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   161
                dump.append(name + ' <em>undefined</em>')
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   162
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   163
        rows.append('<tr><td>%s</td></tr>' % small(grey(', '.join(dump))))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   164
        frames.append('''
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   165
<table width="100%%" cellspacing=0 cellpadding=0 border=0>
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   166
%s</table>''' % '\n'.join(rows))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   167
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   168
    exception = ['<p>%s: %s' % (strong(pydoc.html.escape(str(etype))),
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   169
                                pydoc.html.escape(str(evalue)))]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   170
    if isinstance(evalue, BaseException):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   171
        for name in dir(evalue):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   172
            if name[:1] == '_': continue
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   173
            value = pydoc.html.repr(getattr(evalue, name))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   174
            exception.append('\n<br>%s%s&nbsp;=\n%s' % (indent, name, value))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   175
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   176
    import traceback
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   177
    return head + ''.join(frames) + ''.join(exception) + '''
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   178
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   179
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   180
<!-- The above is a description of an error in a Python program, formatted
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   181
     for a Web browser because the 'cgitb' module was enabled.  In case you
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   182
     are not reading this in a Web browser, here is the original traceback:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   183
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   184
%s
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   185
-->
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   186
''' % pydoc.html.escape(
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   187
          ''.join(traceback.format_exception(etype, evalue, etb)))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   188
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   189
def text((etype, evalue, etb), context=5):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   190
    """Return a plain text document describing a given traceback."""
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   191
    import os, types, time, traceback, linecache, inspect, pydoc
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   192
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   193
    if type(etype) is types.ClassType:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   194
        etype = etype.__name__
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   195
    pyver = 'Python ' + sys.version.split()[0] + ': ' + sys.executable
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   196
    date = time.ctime(time.time())
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   197
    head = "%s\n%s\n%s\n" % (str(etype), pyver, date) + '''
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   198
A problem occurred in a Python script.  Here is the sequence of
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   199
function calls leading up to the error, in the order they occurred.
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   200
'''
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   201
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   202
    frames = []
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   203
    records = inspect.getinnerframes(etb, context)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   204
    for frame, file, lnum, func, lines, index in records:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   205
        file = file and os.path.abspath(file) or '?'
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   206
        args, varargs, varkw, locals = inspect.getargvalues(frame)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   207
        call = ''
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   208
        if func != '?':
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   209
            call = 'in ' + func + \
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   210
                inspect.formatargvalues(args, varargs, varkw, locals,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   211
                    formatvalue=lambda value: '=' + pydoc.text.repr(value))
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   212
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   213
        highlight = {}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   214
        def reader(lnum=[lnum]):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   215
            highlight[lnum[0]] = 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   216
            try: return linecache.getline(file, lnum[0])
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   217
            finally: lnum[0] += 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   218
        vars = scanvars(reader, frame, locals)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   219
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   220
        rows = [' %s %s' % (file, call)]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   221
        if index is not None:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   222
            i = lnum - index
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   223
            for line in lines:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   224
                num = '%5d ' % i
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   225
                rows.append(num+line.rstrip())
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   226
                i += 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   227
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   228
        done, dump = {}, []
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   229
        for name, where, value in vars:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   230
            if name in done: continue
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   231
            done[name] = 1
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   232
            if value is not __UNDEF__:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   233
                if where == 'global': name = 'global ' + name
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   234
                elif where != 'local': name = where + name.split('.')[-1]
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                dump.append('%s = %s' % (name, pydoc.text.repr(value)))
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            else:
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                dump.append(name + ' undefined')
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        rows.append('\n'.join(dump))
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        frames.append('\n%s\n' % '\n'.join(rows))
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    exception = ['%s: %s' % (str(etype), str(evalue))]
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    if isinstance(evalue, BaseException):
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        for name in dir(evalue):
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            value = pydoc.text.repr(getattr(evalue, name))
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            exception.append('\n%s%s = %s' % (" "*4, name, value))
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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    import traceback
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    return head + ''.join(frames) + ''.join(exception) + '''
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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The above is a description of an error in a Python program.  Here is
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the original traceback:
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%s
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''' % ''.join(traceback.format_exception(etype, evalue, etb))
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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class Hook:
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    """A hook to replace sys.excepthook that shows tracebacks in HTML."""
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    def __init__(self, display=1, logdir=None, context=5, file=None,
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                 format="html"):
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        self.display = display          # send tracebacks to browser if true
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        self.logdir = logdir            # log tracebacks to files if not None
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        self.context = context          # number of source code lines per frame
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        self.file = file or sys.stdout  # place to send the output
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        self.format = format
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    def __call__(self, etype, evalue, etb):
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        self.handle((etype, evalue, etb))
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    def handle(self, info=None):
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        info = info or sys.exc_info()
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        if self.format == "html":
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            self.file.write(reset())
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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        formatter = (self.format=="html") and html or text
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        plain = False
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        try:
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            doc = formatter(info, self.context)
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   280
        except:                         # just in case something goes wrong
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            import traceback
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   282
            doc = ''.join(traceback.format_exception(*info))
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   283
            plain = True
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   284
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   285
        if self.display:
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   286
            if plain:
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   287
                doc = doc.replace('&', '&amp;').replace('<', '&lt;')
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   288
                self.file.write('<pre>' + doc + '</pre>\n')
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diff changeset
   289
            else:
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diff changeset
   290
                self.file.write(doc + '\n')
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   291
        else:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   292
            self.file.write('<p>A problem occurred in a Python script.\n')
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diff changeset
   293
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   294
        if self.logdir is not None:
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diff changeset
   295
            import os, tempfile
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diff changeset
   296
            suffix = ['.txt', '.html'][self.format=="html"]
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diff changeset
   297
            (fd, path) = tempfile.mkstemp(suffix=suffix, dir=self.logdir)
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diff changeset
   298
            try:
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diff changeset
   299
                file = os.fdopen(fd, 'w')
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diff changeset
   300
                file.write(doc)
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   301
                file.close()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   302
                msg = '<p> %s contains the description of this error.' % path
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diff changeset
   303
            except:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   304
                msg = '<p> Tried to save traceback to %s, but failed.' % path
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diff changeset
   305
            self.file.write(msg + '\n')
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diff changeset
   306
        try:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   307
            self.file.flush()
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diff changeset
   308
        except: pass
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   309
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   310
handler = Hook().handle
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diff changeset
   311
def enable(display=1, logdir=None, context=5, format="html"):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   312
    """Install an exception handler that formats tracebacks as HTML.
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parents:
diff changeset
   313
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   314
    The optional argument 'display' can be set to 0 to suppress sending the
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   315
    traceback to the browser, and 'logdir' can be set to a directory to cause
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   316
    tracebacks to be written to files there."""
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   317
    sys.excepthook = Hook(display=display, logdir=logdir,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   318
                          context=context, format=format)