forked from github/pelican
105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
import os
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import sys
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from logging import CRITICAL, ERROR, WARN, INFO, DEBUG
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from logging import critical, error, info, warning, warn, debug
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from logging import Formatter, getLogger, StreamHandler
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ANSI = {
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'gray' : lambda(text) : u'\033[1;30m' + unicode(text) + u'\033[1;m',
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'red' : lambda(text) : u'\033[1;31m' + unicode(text) + u'\033[1;m',
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'green' : lambda(text) : u'\033[1;32m' + unicode(text) + u'\033[1;m',
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'yellow' : lambda(text) : u'\033[1;33m' + unicode(text) + u'\033[1;m',
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'blue' : lambda(text) : u'\033[1;34m' + unicode(text) + u'\033[1;m',
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'magenta' : lambda(text) : u'\033[1;35m' + unicode(text) + u'\033[1;m',
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'cyan' : lambda(text) : u'\033[1;36m' + unicode(text) + u'\033[1;m',
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'white' : lambda(text) : u'\033[1;37m' + unicode(text) + u'\033[1;m',
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'bgred' : lambda(text) : u'\033[1;41m' + unicode(text) + u'\033[1;m',
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'bggreen' : lambda(text) : u'\033[1;42m' + unicode(text) + u'\033[1;m',
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'bgbrown' : lambda(text) : u'\033[1;43m' + unicode(text) + u'\033[1;m',
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'bgblue' : lambda(text) : u'\033[1;44m' + unicode(text) + u'\033[1;m',
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'bgmagenta' : lambda(text) : u'\033[1;45m' + unicode(text) + u'\033[1;m',
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'bgcyan' : lambda(text) : u'\033[1;46m' + unicode(text) + u'\033[1;m',
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'bggray' : lambda(text) : u'\033[1;47m' + unicode(text) + u'\033[1;m',
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'bgyellow' : lambda(text) : u'\033[1;43m' + unicode(text) + u'\033[1;m',
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'bggrey' : lambda(text) : u'\033[1;100m' + unicode(text) + u'\033[1;m'
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}
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class ANSIFormatter(Formatter):
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"""
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Convert a `logging.LogReport' object into colored text, using ANSI escape sequences.
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"""
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## colors:
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def format(self, record):
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if record.levelname is 'INFO':
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return ANSI['cyan']('-> ') + unicode(record.msg)
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elif record.levelname is 'WARNING':
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return ANSI['yellow'](record.levelname) + ': ' + unicode(record.msg)
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elif record.levelname is 'ERROR':
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return ANSI['red'](record.levelname) + ': ' + unicode(record.msg)
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elif record.levelname is 'CRITICAL':
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return ANSI['bgred'](record.levelname) + ': ' + unicode(record.msg)
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elif record.levelname is 'DEBUG':
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return ANSI['bggrey'](record.levelname) + ': ' + unicode(record.msg)
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else:
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return ANSI['white'](record.levelname) + ': ' + unicode(record.msg)
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class TextFormatter(Formatter):
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"""
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Convert a `logging.LogReport' object into text.
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"""
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def format(self, record):
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if not record.levelname or record.levelname is 'INFO':
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return record.msg
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else:
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return record.levelname + ': ' + record.msg
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class DummyFormatter(object):
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"""
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A dummy class.
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Return an instance of the appropriate formatter (ANSIFormatter if
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sys.stdout.isatty() is True, else TextFormatter)
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"""
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def __new__(cls, *args, **kwargs):
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if os.isatty(sys.stdout.fileno())\
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and not sys.platform.startswith('win'):
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return ANSIFormatter(*args, **kwargs)
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else:
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return TextFormatter( *args, **kwargs)
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def init(level=None, logger=getLogger(), handler=StreamHandler()):
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fmt = DummyFormatter()
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handler.setFormatter(fmt)
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logger.addHandler(handler)
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if level:
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logger.setLevel(level)
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if __name__ == '__main__':
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init(level=DEBUG)
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debug('debug')
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info('info')
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warning('warning')
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error('error')
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critical('critical')
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__all__ = [
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"debug",
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"info",
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"warn",
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"warning",
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"error",
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"critical",
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"DEBUG",
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"INFO",
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"WARN",
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"ERROR",
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"CRITICAL"
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]
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