fixed p a r e n t h e t i c a l bug
Tests that would have caught the p a r e n t h e t i c a l bug

Bug was caused by a regression in d0c5183b4773e9dfac7113b24b492e0826c36bac

See fix in b0dac73a8899d6ad5db3564202f566ddb963b446
Merge branch 'master' into python3