*Override base class method to make the new log file group writable.*

def doRollover(self):
        """
        *Override base class method to make the new log file group writable.*
        """
        # Rotate the file first.
        handlers.RotatingFileHandler.doRollover(self)

        # Add group write to the current permissions.
        currMode = os.stat(self.baseFilename).st_mode
        os.chmod(self.baseFilename, currMode | stat.S_IWGRP |
                 stat.S_IRGRP | stat.S_IWOTH | stat.S_IROTH)