Collecting graphql-core==1.2.dev20170724044604 Downloading graphql-core-1.2.dev20170724044604.tar.gz (71kB) Requested graphql-core==1.2.dev20170724044604 from https://pypi.python.org/packages/31/e4/0d8ee5ec9957a8c8f3c9917e63321d212af7e28b41d2d033b75259e1eda4/graphql-core-1.2.dev20170724044604.tar.gz#md5=6bd8d1aa2733c0affd211d06ef54c568, but installing version None Building wheels for collected packages: graphql-core Stored in directory: /tmp/tmp5fgk1vn_ Successfully built graphql-core