Collecting jflow==0.4_pre-alpha
Downloading jflow-0.4_pre-alpha.tar.gz (682kB)
Requested jflow==0.4_pre-alpha from https://pypi.python.org/packages/c4/1e/69d8d58f82c6d6d17bcc72132aaafc8cd2caea88e99ed21ae480cc6a1d25/jflow-0.4_pre-alpha.tar.gz#md5=8841f98a80869b38470266d3ebc84f4b, but installing version None
Building wheels for collected packages: jflow
Stored in directory: /tmp/tmpank7rusm
Successfully built jflow