example of reading and writing to a log file

logclass.py

#!/usr/bin/env python

from strgen import StringGenerator as SG

class LogMessage:
    def __init__(self, filename):
        self.filename = filename

    def read(self):

        buf_size = 10000
        f = open(self.filename, 'ro')
        buf = f.read(buf_size)

        while len(buf):
            print(buf)
            buf = f.read(buf_size)

    def write(self, message):
        self.message = message

        with open(self.filename, 'a') as f:
            f.write(self.message+'\n')

logs = LogMessage('blah.txt')
# Generate random 10 chars string, write it to file
logs.write(SG("[\u\d]{10}").render())
logs.read()