Rewrite run_generated_testcases signature to be compatible with both py2 and py3.
am: 5e1433da1a

* commit '5e1433da1a4e3665742286415a71da84d59baead':
  Rewrite run_generated_testcases signature to be compatible with both py2 and py3.
tree: 36f4e5f3c61191439238f6313b90c6ead750f7bc
  1. acts/