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@owocki @developerfred hey, that is my test user. I discovered that issue and sent email to kevin and engineering with bug report. The email mentions from where it is coming....

PR https://github.com/ethereum/py_ecc/pull/19 should fix ^^ above CI failures.

@pipermerriam our last `typing: Module not found` issue was due to - python3.4 does not have inbuilt support for [PEP-484](https://www.python.org/dev/peps/pep-0484/) type hinting, we need to externally add `typing` in this...