Exception message: Package SourcePackage(u'<https://files.pythonhosted.org/packages/c9/1d/bd19e691fd4cfe908c76c429fe6e4436c9e83583c4414b54f6c85471954a/wheel-0.29.0.tar.gz#sha256=1ebb8ad7e26b448e9caa4773d2357849bf80ff9e313964bcaf79cbf0201a1648>') is not translateable by ChainedTranslator(EggTranslator, SourceTranslator)