fixes

inkscape_uprint.py

@@ -297,13 +297,12 @@ class InkscapeUprint(inkex.Effect):
         headings = [cell.value for cell in ws[1]]
         substs = []
         for row in ws.iter_rows(min_row=2, values_only=True):
-            substs.append(dict(zip(headings, row))) 
+            if all([cell is None or cell.strip() == '' for cell in row]): continue
+            substs.append(dict(zip(headings, [cell if cell is not None else '' for cell in row]))) 
 
         new_objects = []
-
         for i, subst in enumerate(substs):
             dup = self.duplicate_object(parent, selected)
-            # self.translate_object(dup, (i+1) * (self.x_offset + self.bbox.width), self.y_offset)
             self.replace_text(dup, subst)
             new_objects.append(dup)