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How to use get_parents method in avocado

Best Python code snippet using avocado_python

get_parents_test.py

Source:get_parents_test.py

...12      b = Normal(a, 1.0)13      c = Normal(0.0, 1.0)14      d = Normal(c, 1.0)15      e = Normal(b * d, 1.0)16      self.assertEqual(get_parents(a), [])17      self.assertEqual(get_parents(b), [a])18      self.assertEqual(get_parents(c), [])19      self.assertEqual(get_parents(d), [c])20      self.assertEqual(set(get_parents(e)), set([b, d]))21  def test_a_structure(self):22    """e <- d <- a -> b -> c"""23    with self.test_session():24      a = Normal(0.0, 1.0)25      b = Normal(a, 1.0)26      c = Normal(b, 1.0)27      d = Normal(a, 1.0)28      e = Normal(d, 1.0)29      self.assertEqual(get_parents(a), [])30      self.assertEqual(get_parents(b), [a])31      self.assertEqual(get_parents(c), [b])32      self.assertEqual(get_parents(d), [a])33      self.assertEqual(get_parents(e), [d])34  def test_chain_structure(self):35    """a -> b -> c -> d -> e"""36    with self.test_session():37      a = Normal(0.0, 1.0)38      b = Normal(a, 1.0)39      c = Normal(b, 1.0)40      d = Normal(c, 1.0)41      e = Normal(d, 1.0)42      self.assertEqual(get_parents(a), [])43      self.assertEqual(get_parents(b), [a])44      self.assertEqual(get_parents(c), [b])45      self.assertEqual(get_parents(d), [c])46      self.assertEqual(get_parents(e), [d])47  def test_tensor(self):48    with self.test_session():49      a = Normal(0.0, 1.0)50      b = tf.constant(2.0)51      c = a + b52      d = Normal(c, 1.0)53      self.assertEqual(get_parents(a), [])54      self.assertEqual(get_parents(b), [])55      self.assertEqual(get_parents(c), [a])56      self.assertEqual(get_parents(d), [a])57  def test_control_flow(self):58    with self.test_session():59      a = Bernoulli(0.5)60      b = Normal(0.0, 1.0)61      c = tf.constant(0.0)62      d = tf.cond(tf.cast(a, tf.bool), lambda: b, lambda: c)63      e = Normal(d, 1.0)64      self.assertEqual(get_parents(a), [])65      self.assertEqual(get_parents(b), [])66      self.assertEqual(get_parents(c), [])67      self.assertEqual(set(get_parents(d)), set([a, b]))68      self.assertEqual(set(get_parents(e)), set([a, b]))69  def test_scan(self):70    """copied from test_chain_structure"""71    def cumsum(x):72      return tf.scan(lambda a, x: a + x, x)73    with self.test_session():74      a = Normal(tf.ones([3]), tf.ones([3]))75      b = Normal(cumsum(a), tf.ones([3]))76      c = Normal(cumsum(b), tf.ones([3]))77      d = Normal(cumsum(c), tf.ones([3]))78      e = Normal(cumsum(d), tf.ones([3]))79      self.assertEqual(get_parents(a), [])80      self.assertEqual(get_parents(b), [a])81      self.assertEqual(get_parents(c), [b])82      self.assertEqual(get_parents(d), [c])83      self.assertEqual(get_parents(e), [d])84if __name__ == '__main__':...

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