
Add new versions for py-keras. Versions of py-keras at or after 2.2.0 require keras-processing and keras-applications packages. Add these packages to Spack and add dependencies to the py-keras package.
Add new versions for py-keras. Versions of py-keras at or after 2.2.0 require keras-processing and keras-applications packages. Add these packages to Spack and add dependencies to the py-keras package.