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Text File | 1994-08-23 | 1.9 KB | 80 lines | [TEXT/R*ch] |
- # Format and print Python stack traces
-
- import linecache
- import string
- import sys
-
- def print_tb(tb, limit = None):
- if limit is None:
- if hasattr(sys, 'tracebacklimit'):
- limit = sys.tracebacklimit
- n = 0
- while tb is not None and (limit is None or n < limit):
- f = tb.tb_frame
- lineno = tb.tb_lineno
- co = f.f_code
- filename = co.co_filename
- name = co.co_name
- print ' File "%s", line %d, in %s' % (filename, lineno, name)
- line = linecache.getline(filename, lineno)
- if line: print ' ' + string.strip(line)
- tb = tb.tb_next
- n = n+1
-
- def extract_tb(tb, limit = None):
- if limit is None:
- if hasattr(sys, 'tracebacklimit'):
- limit = sys.tracebacklimit
- list = []
- n = 0
- while tb is not None and (limit is None or n < limit):
- f = tb.tb_frame
- lineno = tb.tb_lineno
- co = f.f_code
- filename = co.co_filename
- name = co.co_name
- line = linecache.getline(filename, lineno)
- if line: line = string.strip(line)
- else: line = None
- list.append(filename, lineno, name, line)
- tb = tb.tb_next
- n = n+1
- return list
-
- def print_exception(type, value, tb, limit = None):
- if tb:
- print 'Traceback (innermost last):'
- print_tb(tb, limit)
- if value is None:
- print type
- else:
- if type is SyntaxError:
- try:
- msg, (filename, lineno, offset, line) = value
- except:
- pass
- else:
- if not filename: filename = "<string>"
- print ' File "%s", line %d' % (filename, lineno)
- i = 0
- while i < len(line) and line[i] in string.whitespace:
- i = i+1
- s = ' '
- print s + string.strip(line)
- for c in line[i:offset-1]:
- if c in string.whitespace:
- s = s + c
- else:
- s = s + ' '
- print s + '^'
- value = msg
- print '%s: %s' % (type, value)
-
- def print_exc(limit = None):
- print_exception(sys.exc_type, sys.exc_value, sys.exc_traceback,
- limit)
-
- def print_last(limit = None):
- print_exception(sys.last_type, sys.last_value, sys.last_traceback,
- limit)
-