import logging

class MyLogging(object):
    """This will return singleton object as per filename."""
    _instance = {}
    def __new__(cls, file_name):
        if not cls._instance.get(file_name):
            cls._instance = super(MyLogging, cls).__new__(cls, file_name)
        return cls._instance

    def __init__(self, file_name):
        self.logger = logging.getLogger(file_name')
        self.info_log = []
        self.error_log = []

    def log_append(self, logtype, msg):
        """
        Appending into log .
        """
        d = getattr(self, '%s_log' % logtype)
        d.append(msg)

    def info(self, msg):
        self.log_append('info', msg)

    def error(self, msg):
        self.log_append('error', msg)

    def dump(self):
        self.logger.info(",".join(self.info_log))
        self.logger.info(",".join(self.error_log))

mylogger = MyLogging('app.abc')

def abc(request):
    mylogging.info(request.data)
    # doing something.
    mylogging.error("something")
    return httpresponse

mylogger = MyLogging('app.abc')

def abc_util(arg):
    mylogging.info(arg)

mylogger = MyLogging('app.abc')

class LogDumpMiddleware(object):
    def process_response(self, request, response):
        mylogger.dump()
        # Assumption: Multi Processes not multi threaded.
        mylogger._instance = None
        return response