[PPML] add dataset settings for pert.py (#6332)
[PPML] add dataset settings for pert.py (#6332)


intel-analytics/BigDL,intel-analytics/BigDL,yangw1234/BigDL,yangw1234/BigDL,intel-analytics/BigDL,yangw1234/BigDL,yangw1234/BigDL,intel-analytics/BigDL