tweak creation of varibales for datatset from tree

OstapHEP · Feb 20, 2024 · 33e9ba3 · 33e9ba3
1 parent 25bc73a
commit 33e9ba3
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/ostap/fitting/pyselectors.py b/ostap/fitting/pyselectors.py
@@ -436,7 +436,10 @@ def __init__ ( self                ,
         self.__formula = None
         if accessor is None :
             varname        = var.GetName()
-            accessor       = varname
+
+            if ( 6 ,30 ) <= root_info : accessor = '1.0*(%s)' % varname
+            else                      : accessor = varname
+
             self.__formula = varname 
 
         if isinstance  ( accessor , str ) :