def testContWithPlaceholders(self): stepper = NodeStepper( self.sess, self.y, feed_dict={ self.ph0: [[1.0, 2.0], [-3.0, 5.0]], self.ph1: [[-1.0], [0.5]] }) self.assertEqual(4, len(stepper.sorted_nodes())) self.assertSetEqual({"ph0:0", "ph1:0", "x:0", "y:0"}, set(stepper.closure_elements())) result = stepper.cont(self.x) self.assertAllClose([[0.0], [5.5]], result) self.assertEqual({ "ph0:0": NodeStepper.FEED_TYPE_CLIENT, "ph1:0": NodeStepper.FEED_TYPE_CLIENT, }, stepper.last_feed_types()) self.assertEqual(["x:0"], stepper.handle_names()) self.assertSetEqual({"x"}, stepper.handle_node_names()) result = stepper.cont(self.y) self.assertAllClose([[-1.0], [6.0]], result) self.assertEqual({ "x:0": NodeStepper.FEED_TYPE_HANDLE, "ph1:0": NodeStepper.FEED_TYPE_CLIENT, }, stepper.last_feed_types())
def testTransitiveClosureWithCrossLinksShouldHaveCorrectOrder(self): stepper = NodeStepper(self.sess, "z:0") sorted_nodes = stepper.sorted_nodes() self.assertEqual(4, len(sorted_nodes)) self.assertLess(sorted_nodes.index("x"), sorted_nodes.index("x/read")) self.assertLess(sorted_nodes.index("x"), sorted_nodes.index("y")) self.assertLess(sorted_nodes.index("x"), sorted_nodes.index("z")) self.assertLess(sorted_nodes.index("y"), sorted_nodes.index("z"))
def testNodeStepperConstructorShouldAllowListOrTupleOrDictOfFetches(self): for i in range(6): if i == 0: fetches = [self.e, [self.f, self.z]] elif i == 1: fetches = (self.e, (self.f, self.z)) elif i == 2: fetches = {"e": self.e, "fz": {"f": self.f, "z": self.z}} elif i == 3: fetches = ["e:0", ["f:0", "z:0"]] elif i == 4: fetches = ("e:0", ("f:0", "z:0")) elif i == 5: fetches = {"e": "e:0", "fz": {"f": "f:0", "z": "z:0"}} stepper = NodeStepper(self.sess, fetches) sorted_nodes = stepper.sorted_nodes() self.assertEqual(13, len(sorted_nodes)) # Check the topological order of the sorted nodes. self.assertLess(sorted_nodes.index("x"), sorted_nodes.index("x/read")) self.assertLess(sorted_nodes.index("x"), sorted_nodes.index("y")) self.assertLess(sorted_nodes.index("x"), sorted_nodes.index("z")) self.assertLess(sorted_nodes.index("y"), sorted_nodes.index("z")) self.assertLess(sorted_nodes.index("a"), sorted_nodes.index("a/read")) self.assertLess(sorted_nodes.index("b"), sorted_nodes.index("b/read")) self.assertLess(sorted_nodes.index("a"), sorted_nodes.index("c")) self.assertLess(sorted_nodes.index("b"), sorted_nodes.index("c")) self.assertLess(sorted_nodes.index("a"), sorted_nodes.index("d")) self.assertLess(sorted_nodes.index("d"), sorted_nodes.index("e")) self.assertLess(sorted_nodes.index("c"), sorted_nodes.index("e")) self.assertLess(sorted_nodes.index("b"), sorted_nodes.index("f")) self.assertLess(sorted_nodes.index("f_y"), sorted_nodes.index("f")) closure_elements = stepper.closure_elements() self.assertIn("x/read:0", closure_elements) self.assertIn("e:0", closure_elements) self.assertIn("f:0", closure_elements) self.assertEqual([0], stepper.output_slots_in_closure("x/read")) self.assertEqual([0], stepper.output_slots_in_closure("e")) self.assertEqual([0], stepper.output_slots_in_closure("f")) result = stepper.finalize() if i == 0 or i == 1 or i == 3 or i == 4: self.assertAllClose(24.0, result[0]) self.assertAllClose(10.0, result[1][0]) self.assertAllClose(-4.0, result[1][1]) elif i == 2 or i == 5: self.assertAllClose(24.0, result["e"]) self.assertAllClose(10.0, result["fz"]["f"]) self.assertAllClose(-4.0, result["fz"]["z"])
def testContToFetchNotInTransitiveClosureShouldError(self): stepper = NodeStepper(self.sess, "e:0") sorted_nodes = stepper.sorted_nodes() self.assertEqual(7, len(sorted_nodes)) self.assertLess(sorted_nodes.index("a"), sorted_nodes.index("a/read")) self.assertLess(sorted_nodes.index("b"), sorted_nodes.index("b/read")) self.assertLess(sorted_nodes.index("a"), sorted_nodes.index("c")) self.assertLess(sorted_nodes.index("b"), sorted_nodes.index("c")) self.assertLess(sorted_nodes.index("a"), sorted_nodes.index("d")) self.assertLess(sorted_nodes.index("d"), sorted_nodes.index("e")) self.assertLess(sorted_nodes.index("c"), sorted_nodes.index("e")) self.assertSetEqual( {"e:0", "d:0", "c:0", "a/read:0", "b/read:0", "b:0", "a:0"}, set(stepper.closure_elements())) with self.assertRaisesRegexp( ValueError, "Target \"f:0\" is not in the transitive closure for the fetch of the " "stepper"): stepper.cont("f:0")