1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
# -*- coding: iso-8859-1 -*-
# Copyright (c) 2006 LOGILAB S.A. (Paris, FRANCE).
# http://www.logilab.fr/ -- mailto:contact@logilab.fr
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
""" Copyright (c) 2007 LOGILAB S.A. (Paris, FRANCE).
http://www.logilab.fr/ -- mailto:contact@logilab.fr
This module provides extensions to the logging module from the standard library.
"""
import logging
from logilab.common.textutils import colorize_ansi
def xxx_cyan(record):
if 'XXX' in record.message:
return 'cyan'
class ColorFormatter(logging.Formatter):
"""
A color Formatter for the logging standard module.
By default, colorize CRITICAL and ERROR in red, WARNING in orange
and INFO in yellow.
self.colors is customizable via the constructor.
self.colorfilters is a list of functions that get the LogRecord
and return a color name or None.
"""
def __init__(self, fmt=None, datefmt=None, colors=None):
logging.Formatter.__init__(self, fmt, datefmt)
self.colorfilters = []
self.colors = colors or {'CRITICAL': 'red',
'ERROR': 'red',
'WARNING': 'magenta',
'INFO': 'yellow',
}
assert isinstance(self.colors, dict)
def format(self, record):
msg = logging.Formatter.format(self, record)
if record.levelname in self.colors:
color = self.colors[record.levelname]
return colorize_ansi(msg, color)
else:
for cf in self.colorfilters:
color = cf(record)
if color:
return colorize_ansi(msg, color)
return msg
def set_color_formatter(logger=None):
if logger is None:
logger = logging.getLogger()
if not logger.handlers:
logging.basicConfig()
format_msg = logger.handlers[0].formatter._fmt
fmt = ColorFormatter(format_msg)
fmt.colorfilters.append(xxx_cyan)
logger.handlers[0].setFormatter(fmt)
|
