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@alisianoi
Last active August 29, 2015 14:00
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Problem with super(), multiple inheritance and method overloading
import sys
import logging
from logging import Logger
from html.parser import HTMLParser
class LoggerAdapter():
def __init__(self, name, level, **kwds):
self.logger = Logger(name, level)
super().__init__(**kwds)
def setLevel(self, level):
self.logger.setLevel(level)
def addHandler(self, hdlr):
self.logger.addHandler(hdlr)
def info(self, msg, *args, **kwargs):
self.logger.info(msg, *args, **kwargs)
class HTMLParserAdapter():
def __init__(self, convert_charrefs, **kwds):
self.html_parser = HTMLParser(
convert_charrefs=convert_charrefs
)
super().__init__(**kwds)
def feed(self, data):
self.html_parser.feed(data)
def handle_starttag(self, tag, attrs):
print(tag, " ", attrs)
class HTMLParseAndLog(LoggerAdapter, HTMLParserAdapter):
def __init__(self, convert_charrefs=True,
name="MyLogger", level=logging.DEBUG):
super().__init__(name=name, level=level,
convert_charrefs=convert_charrefs
)
super().info("HTMLParseAndLog __init__() finished")
def feed(self, data):
super().feed(data)
def handle_starttag(self, tag, attrs):
super().handle_starttag(tag, attrs)
if __name__ == "__main__":
p = HTMLParseAndLog(level=logging.DEBUG)
hdlr = logging.StreamHandler(stream=sys.stderr)
hdlr.setLevel(logging.DEBUG)
p.addHandler(hdlr)
p.info("This is a test")
filename = "test.html"
with open(filename) as data:
p.feed(data.read())
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