Changed the cython API to create new views so as to have different

functions for the different cases

python/obitools3/commands/grep.pyx

@@ -77,7 +77,7 @@ def run(config):
             selection.append(i)
          
     # Create output view with the line selection
-    oview = d.new_view(config['obi']['outputview'], line_selection=selection, comments="obi grep: "+str(config['grep']['predicates'])+"\n")
+    oview = d.clone_view_with_line_selection(config['obi']['outputview'], selection, comments="obi grep: "+str(config['grep']['predicates'])+"\n")
 
     #print("\n")
     #print(repr(oview))