fixed a bug with too many extra tabs over the slots

insert.py

@@ -94,7 +94,6 @@ class ShelfInsert(Boxes):
         Boxes.__init__(self)
 
         self.addSettingsArgs(OverhangSettings, finger=3.0)
-        #self.addSettingsArgs(edges.FingerJointSettings, finger=3.0)
         self.buildArgParser("sx", "sy", "h", "outside")
 
     @property
@@ -154,7 +153,8 @@ class ShelfInsert(Boxes):
             self.sx = self.adjustSize(self.sx)
             self.sy = self.adjustSize(self.sy)
             self.h = self.adjustSize(self.h, e2=False)
-            
+
+        # add an overhang to the front by changing the x width
         x = self.Overhang_front_overhang + sum(self.sx) + self.thickness * (len(self.sx) - 1)
         y =  sum(self.sy) + self.thickness * (len(self.sy) - 1)
         h = self.h
@@ -168,12 +168,15 @@ class ShelfInsert(Boxes):
             
         ######
         for i in range(len(self.sy) - 1):
+            # this is a slotted edge with finger tabs on the slotted side ("f") and flat edges elsewhere ("e")
             e = ["e", "e", edges.SlottedEdge(self, self.sx[::-1], "f", slots=0.5 * h), "e"]
             self.rectangularWall(x, h, e, move="up", label="x support")
                             
         for i in range(len(self.sx) - 1):
+            # this is a slotted edge opposite the finger tabs (plus a gap where the slot is on the
+            # tabbed side)
             e = [edges.SlottedEdge(self, self.sy, "e", slots=0.5 * h),
-                 "f", "f", "f"]
+                 "e", edges.SlottedEdge(self, self.sy, "f", slots= 0 * h), "e"]
             self.rectangularWall(y, h, e, move="up", label="y support")