init update

Class_Mod/__init__.py

 from .PCA_ import *
-from .KMEANS_ import * 
+from .KMEANS_ import Sk_Kmeans
 from .UMAP_ import * 
 from .DATA_HANDLING import * 
-from .PLSR_ import model_PLSR
+from .PLSR_ import PinardPlsr
 from .LWPLSR_ import model_LWPLSR
+from .Regression_metrics import metrics
+from .VarSel import TpeIpls
+from .Miscellaneous import resid_plot, reg_plot