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annotate cgitb.py @ 4:b10f8834cce4

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modified to use localconfig.py (if it exists) and to make the various options (e.g. paths) based on ROUNDUP_HOME &c.
author Anthony Baxter <anthonybaxter@users.sourceforge.net>
date Thu, 19 Jul 2001 05:46:47 +0000
parents 5e92642cd1f8
children 72a0ba086b3e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 import sys, os, types, string, keyword, linecache, tokenize, inspect, pydoc
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2
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3 def breaker():
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4 return ('<body bgcolor="#f0f0ff">' +
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5 '<font color="#f0f0ff" size="-5"> > </font> ' +
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6 '</table>' * 5)
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7
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8 def html(context=5):
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9 etype, evalue = sys.exc_type, sys.exc_value
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10 if type(etype) is types.ClassType:
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11 etype = etype.__name__
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12 pyver = 'Python ' + string.split(sys.version)[0] + '<br>' + sys.executable
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13 head = pydoc.html.heading(
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14 '<font size=+1><strong>%s</strong>: %s</font>'%(str(etype), str(evalue)),
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15 '#ffffff', '#aa55cc', pyver)
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16
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17 head = head + ('<p>A problem occurred while running a Python script. '
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18 'Here is the sequence of function calls leading up to '
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19 'the error, with the most recent (innermost) call first.'
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20 'The exception attributes are:')
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21
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22 indent = '<tt><small>%s</small>&nbsp;</tt>' % ('&nbsp;' * 5)
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23 traceback = []
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24 for frame, file, lnum, func, lines, index in inspect.trace(context):
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25 if file is None:
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26 link = '&lt;file is None - probably inside <tt>eval</tt> or <tt>exec</tt>&gt;'
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27 else:
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28 file = os.path.abspath(file)
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29 link = '<a href="file:%s">%s</a>' % (file, pydoc.html.escape(file))
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30 args, varargs, varkw, locals = inspect.getargvalues(frame)
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31 if func == '?':
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32 call = ''
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33 else:
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34 call = 'in <strong>%s</strong>' % func + inspect.formatargvalues(
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35 args, varargs, varkw, locals,
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36 formatvalue=lambda value: '=' + pydoc.html.repr(value))
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37
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38 level = '''
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39 <table width="100%%" bgcolor="#d8bbff" cellspacing=0 cellpadding=2 border=0>
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40 <tr><td>%s %s</td></tr></table>''' % (link, call)
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41
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42 if file is None:
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43 traceback.append('<p>' + level)
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44 continue
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45
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46 # do a fil inspection
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47 names = []
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48 def tokeneater(type, token, start, end, line, names=names):
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49 if type == tokenize.NAME and token not in keyword.kwlist:
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50 if token not in names:
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51 names.append(token)
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52 if type == tokenize.NEWLINE: raise IndexError
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53 def linereader(file=file, lnum=[lnum]):
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54 line = linecache.getline(file, lnum[0])
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55 lnum[0] = lnum[0] + 1
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56 return line
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57
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58 try:
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59 tokenize.tokenize(linereader, tokeneater)
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60 except IndexError: pass
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61 lvals = []
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62 for name in names:
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63 if name in frame.f_code.co_varnames:
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64 if locals.has_key(name):
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65 value = pydoc.html.repr(locals[name])
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66 else:
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67 value = '<em>undefined</em>'
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68 name = '<strong>%s</strong>' % name
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69 else:
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70 if frame.f_globals.has_key(name):
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71 value = pydoc.html.repr(frame.f_globals[name])
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72 else:
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73 value = '<em>undefined</em>'
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74 name = '<em>global</em> <strong>%s</strong>' % name
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75 lvals.append('%s&nbsp;= %s' % (name, value))
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76 if lvals:
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77 lvals = string.join(lvals, ', ')
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78 lvals = indent + '''
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79 <small><font color="#909090">%s</font></small><br>''' % lvals
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80 else:
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81 lvals = ''
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82
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83 excerpt = []
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84 i = lnum - index
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85 for line in lines:
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86 number = '&nbsp;' * (5-len(str(i))) + str(i)
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87 number = '<small><font color="#909090">%s</font></small>' % number
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88 line = '<tt>%s&nbsp;%s</tt>' % (number, pydoc.html.preformat(line))
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89 if i == lnum:
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90 line = '''
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91 <table width="100%%" bgcolor="#ffccee" cellspacing=0 cellpadding=0 border=0>
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92 <tr><td>%s</td></tr></table>''' % line
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93 excerpt.append('\n' + line)
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94 if i == lnum:
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95 excerpt.append(lvals)
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96 i = i + 1
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97 traceback.append('<p>' + level + string.join(excerpt, '\n'))
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98
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99 traceback.reverse()
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100
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101 exception = '<p><strong>%s</strong>: %s' % (str(etype), str(evalue))
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102 attribs = []
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103 if type(evalue) is types.InstanceType:
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104 for name in dir(evalue):
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105 value = pydoc.html.repr(getattr(evalue, name))
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106 attribs.append('<br>%s%s&nbsp;= %s' % (indent, name, value))
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107
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108 return head + string.join(attribs) + string.join(traceback) + '<p>&nbsp;</p>'
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109
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110 def handler():
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111 print breaker()
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112 print html()
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113
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