def get_times_modified(self):
        """
        :returns: The total number of times increment_times_modified has been called for this resource by all processes.
        :rtype: int
        """
        times_modified = self.conn.client.get(self.times_modified_key)
        if times_modified is None:
            return 0
        return int(times_modified)
:returns: The total number of times increment_times_modified has been called for this resource by all processes.
        :rtype: int