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# -*- coding:utf-8 -*- |
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import six |
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import sys |
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import time |
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import logging |
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8
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try: |
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import curses |
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assert curses |
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except ImportError: |
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curses = None |
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logger = logging.getLogger("WeRoBot") |
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def enable_pretty_logging(logger, level='info'): |
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""" |
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按照配置开启 log 的格式化优化。 |
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:param logger: 配置的 logger 对象 |
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:param level: 要为 logger 设置的等级 |
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""" |
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logger.setLevel(getattr(logging, level.upper())) |
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if not logger.handlers: |
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# Set up color if we are in a tty and curses is installed |
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color = False |
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if curses and sys.stderr.isatty(): |
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try: |
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curses.setupterm() |
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if curses.tigetnum("colors") > 0: |
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color = True |
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finally: |
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pass |
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channel = logging.StreamHandler() |
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channel.setFormatter(_LogFormatter(color=color)) |
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logger.addHandler(channel) |
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class _LogFormatter(logging.Formatter): |
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def __init__(self, color, *args, **kwargs): |
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logging.Formatter.__init__(self, *args, **kwargs) |
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self._color = color |
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if color: |
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fg_color = (curses.tigetstr("setaf") or |
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curses.tigetstr("setf") or "") |
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if (3, 0) < sys.version_info < (3, 2, 3): |
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fg_color = six.text_type(fg_color, "ascii") |
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self._colors = { |
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logging.DEBUG: six.text_type( |
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curses.tparm(fg_color, 4), |
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"ascii" |
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), # Blue |
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logging.INFO: six.text_type( |
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curses.tparm(fg_color, 2), |
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"ascii" |
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), # Green |
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logging.WARNING: six.text_type( |
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curses.tparm(fg_color, 3), |
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"ascii" |
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), # Yellow |
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logging.ERROR: six.text_type( |
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curses.tparm(fg_color, 1), |
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"ascii" |
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), # Red |
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} |
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self._normal = six.text_type(curses.tigetstr("sgr0"), "ascii") |
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def format(self, record): |
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try: |
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record.message = record.getMessage() |
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except Exception as e: |
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record.message = "Bad message (%r): %r" % (e, record.__dict__) |
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record.asctime = time.strftime( |
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"%y%m%d %H:%M:%S", self.converter(record.created)) |
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prefix = '[%(levelname)1.1s %(asctime)s %(module)s:%(lineno)d]' % \ |
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record.__dict__ |
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if self._color: |
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prefix = (self._colors.get(record.levelno, self._normal) + |
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prefix + self._normal) |
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formatted = prefix + " " + record.message |
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if record.exc_info: |
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if not record.exc_text: |
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record.exc_text = self.formatException(record.exc_info) |
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if record.exc_text: |
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formatted = formatted.rstrip() + "\n" + record.exc_text |
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return formatted.replace("\n", "\n ") |
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whtsky /
WeRoBot
