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from sys import stdout |
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import time |
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def asctime(t=None): |
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""" |
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Converts the 8-tuple which contains: |
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(year, month, mday, hour, minute, second, weekday, yearday) |
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into a string in the form: |
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'Sun Sep 16 01:03:52 1973\n' |
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""" |
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t = list(t or time.lcaltime()) |
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month_name = [ |
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"Jan", "Feb", "Mar", "Apr", "May", "Jun", |
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec" |
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] |
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day_name = [ |
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"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" |
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] |
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t[1] = month_name[t[1]] |
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t[6] = day_name[t[6]] |
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result = "{6} {1} {2:02} {3:02}:{4:02}:{5:02} {0}\n".format(*t) |
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return result |
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class Logging(object): |
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entry_format = "{time} : {pfx} : {log_lvl} : {msg}\n" |
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prefix = 'OBDLIB' |
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__logging_levels = ( |
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'CRITICAL', # 0 |
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'ERROR', # 1 |
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'WARNING', # 2 |
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'INFO', # 3 |
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'DEBUG', # 4 |
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'NOTSET', # 5,-1 |
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) |
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def __logtime(self, t=None): |
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""" |
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Converts the 8-tuple which contains: |
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(year, month, mday, hour, minute, second, weekday, yearday) |
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into a string in the form: |
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'1981-05-31 01:03:59' |
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""" |
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t = t or time.localtime() |
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result = "{0:04}-{1:02}-{2:02} {3:02}:{4:02}:{5:02}".format(*t) |
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return result |
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def get_log_level(self, log_level): |
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if log_level > len(self.__logging_levels) - 1: |
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log_level = -1 |
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return self.__logging_levels[log_level] |
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def __init__(self, log_level=1, duplicate_in_stdout=False, output=None): |
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self.use_stdout = duplicate_in_stdout |
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self.output_stream = output |
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self.log_level = log_level |
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def __call__(self, msg, level=5, force=False): |
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if level > self.log_level: |
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return |
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out_msg = self.msg_format(msg, level) |
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self.save_msg(self.output_stream, out_msg) |
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if self.use_stdout or force: |
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stdout.write(out_msg) |
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def save_msg(self, stream, msg): |
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if self.output_stream: |
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# saves logging message |
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with open(self.output_stream, 'wb') as stream: |
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stream.write(msg) |
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def msg_format(self, msg, level): |
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return self.entry_format.format(time=self.__logtime(), |
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pfx=self.prefix, |
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log_lvl=self.get_log_level(level), |
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msg=str(msg)) |
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def critical(self, msg): |
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return self(msg, 0) |
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def error(self, msg): |
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return self(msg, 1) |
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def warning(self, msg): |
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return self(msg, 2) |
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def info(self, msg): |
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return self(msg, 3) |
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def debug(self, msg): |
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return self(msg, 4) |
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def log(self, msg): |
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return self(msg, 5) |
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logger = Logging(log_level=2) |
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