Tox: Python 3.8, use travis bionic ice-py wheels

[manics]

• [x] Requires https://github.com/manics/zeroc-ice-py-travis-bionic/releases/tag/0.0.1

--exclude Conflicts with https://github.com/ome/omero-py/pull/162

[joshmoore]

Shall we migrate the repo before moving forward?

[manics]

Initiated! I thought people would prefer to see an example of it in use before adding our 288th repo 😀

[joshmoore]

Initiated!

https://github.com/ome/zeroc-ice-py-travis-bionic

[joshmoore]

Restarting Py36 due to HDF5 failure

``` _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ test/unit/tablestest/test_servants.py:352: in testTableAddData template = table.getHeaders(self.current) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ args = (object #0 (::omero::grid::Table) { }, ) kwargs = {}, self = object #0 (::omero::grid::Table) { } msg = 'Traceback (most recent call last):\n File "/home/travis/build/ome/omero-py/.tox/py36/lib/python3.6/site-packages/ome...getHeaders\n rv = self.storage.cols(None, current)\nAttributeError: \'NoneType\' object has no attribute \'cols\'\n' def exc_handler(*args, **kwargs): try: self = args[0] log.info(" Meth: %s.%s", self.__class__.__name__, func.__name__) rv = func(*args, **kwargs) log.info(__RESULT, rv) return rv except Exception as e: log.info(__EXCEPT, e) if isinstance(e, omero.ServerError): raise else: log.warn( "%s raised a non-ServerError (%s): %s", func, type(e), e) msg = traceback.format_exc() > raise omero.InternalException(msg, None, "Internal exception") E omero.InternalException: exception ::omero::InternalException E { E serverStackTrace = Traceback (most recent call last): E File "/home/travis/build/ome/omero-py/.tox/py36/lib/python3.6/site-packages/omero/util/decorators.py", line 69, in exc_handler E rv = func(*args, **kwargs) E File "/home/travis/build/ome/omero-py/.tox/py36/lib/python3.6/site-packages/omero/util/decorators.py", line 40, in handler E rv = func(*args, **kwargs) E File "/home/travis/build/ome/omero-py/.tox/py36/lib/python3.6/site-packages/omero/tables.py", line 205, in getHeaders E rv = self.storage.cols(None, current) E AttributeError: 'NoneType' object has no attribute 'cols' E E serverExceptionClass = None E message = Internal exception E } .tox/py36/lib/python3.6/site-packages/omero/util/decorators.py:80: InternalException ```

[joshmoore]

LGTM (but why is Py38 so fast?!)