Debugging guide

Tests/EndToEndTests/CNTKv2Python/Manual/Manual_How_to_debug_test.py

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+# Copyright (c) Microsoft. All rights reserved.
+
+# Licensed under the MIT license. See LICENSE.md file in the project root
+# for full license information.
+# ==============================================================================
+
+import os
+import re
+import numpy as np
+
+abs_path = os.path.dirname(os.path.abspath(__file__))
+
+notebook = os.path.join(abs_path, "..", "..", "..", "..", "Manual", "Manual_How_to_debug.ipynb")
+
+#Note: Given this is a manual for debugging, we check only for functional correctness of API.
+
+def test_debugging_cntk_noErrors(nb):
+    errors = [output for cell in nb.cells if 'outputs' in cell
+              for output in cell['outputs'] if output.output_type == "error"]
+    assert errors == []