Moved over twonode_test from Grok trunk
Converted to unittest format
Converted print to logger
Added tests
Fixed pylint warnings
Replace try blocks with self.assertRaises
Moved over lang_py_spec_test from Grok trunk
Started moving to unittest format
Convert asserts to unittest asserts
Removed print statement
Better import
Split test up
Removed unnecessary comment
Using @unittest.skip
Formatting
Moved over test_opf_experiment_results from Grok trunk
Removed unused imports
Formatting
Fixed py.test usage
Fixed formatting and fixed pylint warnings