/usr/share/pyshared/gbp/log.py is in git-buildpackage 0.6.0~git20120601.
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#
# (C) 2010 Guido Guenther <agx@sigxcpu.org>
# 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
#
"""Simple colored logging classes"""
import os
import sys
logger = None
class Logger(object):
DEBUG, INFO, WARNING, ERROR = range(4)
COLOR_NONE = 0
COLOR_BLACK, COLOR_RED, COLOR_GREEN = range(30,33)
COLOR_SEQ = "\033[%dm"
BOLD_SEQ = "\033[1m"
format = ("%(color)s"
"gbp:%(levelname)s: "
"%(message)s"
"%(coloroff)s")
def __init__(self):
self.levels = { self.DEBUG: [ 'debug', self.COLOR_GREEN ],
self.INFO: [ 'info', self.COLOR_GREEN ],
self.WARNING: [ 'warn', self.COLOR_RED ],
self.ERROR: [ 'error', self.COLOR_RED ], }
self.color = False
self.level = self.INFO
self.get_color = self.get_coloroff = self._color_dummy
def set_level(self, level):
self.level = level
def _is_tty(self):
if (os.getenv("EMACS") and
os.getenv("INSIDE_EMACS", "").endswith(",comint")):
return False
if (sys.stderr.isatty() and
sys.stdout.isatty()):
return True
return False
def set_color(self, color):
if type(color) == type(True):
self.color = color
else:
if color.is_on():
self.color = True
elif color.is_auto():
self.color = self._is_tty()
else:
self.color = False
if self.color:
self.get_color = self._color
self.get_coloroff = self._color_off
else:
self.get_color = self.get_coloroff = self._color_dummy
def _color_dummy(self, level=None):
return ""
def _color(self, level):
return self.COLOR_SEQ % (self.levels[level][1])
def _color_off(self):
return self.COLOR_SEQ % self.COLOR_NONE
def log(self, level, message):
if level < self.level:
return
out = [sys.stdout, sys.stderr][level >= self.WARNING]
print >>out, self.format % { 'levelname': self.levels[level][0],
'color': self.get_color(level),
'message': message,
'coloroff': self.get_coloroff()}
def err(msg):
logger.log(Logger.ERROR, msg)
def warn(msg):
logger.log(Logger.WARNING, msg)
def info(msg):
logger.log(Logger.INFO, msg)
def debug(msg):
logger.log(Logger.DEBUG, msg)
def setup(color, verbose):
logger.set_color(color)
if verbose:
logger.set_level(Logger.DEBUG)
if not logger:
logger = Logger()
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