updated data load of ML package
updated data load of ML package


Former-commit-id: 1fa5dc1fe5f2521658bb6be64e939c57eb3dc068 [formerly 4afb2db0e3f6ac95b2de21fa74da3bd5a2d8bb05] [formerly be7256d47915337d954749417fd18c3caf559755]
Former-commit-id: a756cbe0d69dab7aefdf0475d5cc785bc5e267ab
Former-commit-id: e9a2160012fd2fcae4f14caa63203d9d65e218bb
DEIB-GECO/PyGMQL,DEIB-GECO/PyGMQL