def testRetraceCoreTargetQThreeTimeSteps(self):
    """Tests whether retrace_core evaluates correct targets for regression."""
    _, _, retrace = self._get_retrace_core()
    with self.test_session() as sess:
      self.assertAllClose(sess.run(retrace.extra.target), self.target_q)
Tests whether retrace_core evaluates correct targets for regression.
trfl/retrace_ops_test.py