Return the full stdout/stderr of a container

def get_logs(self, container_id):
        """ Return the full stdout/stderr of a container"""
        stdout = self._docker.containers.get(container_id).logs(stdout=True, stderr=False).decode('utf8')
        stderr = self._docker.containers.get(container_id).logs(stdout=False, stderr=True).decode('utf8')
        return stdout, stderr