old_contents: import autonetkit.log as log
  
  
  def  mpls_te(anm):
      g_in = anm['input']
      g_phy = anm['phy']
      g_l3_conn = anm['l3_conn']
      # add regardless, so allows quick check of node in anm['mpls_te'] in compilers
      g_mpls_te = anm.add_overlay("mpls_te")
      if not any(True for n in g_in if n.is_router and n.mpls_te_enabled):
          log.debug("No nodes with mpls_te_enabled set")
          return
  
      # te head end set if here
      g_mpls_te.add_nodes_from(g_in.routers())
      # build up edge list sequentially, to provide meaningful messages for multipoint links
  
      multipoint_edges = [e for e in g_l3_conn.edges()
          if e.multipoint]
      log.info("Excluding multi-point edges from MPLS TE topology: %s"
          % ", ".join(str(e) for e in multipoint_edges))
  
      edges_to_add = set(g_l3_conn.edges()) - set(multipoint_edges)
      g_mpls_te.add_edges_from(edges_to_add)
new_contents: import autonetkit.log as log
  
  
  def  mpls_te(anm):
      g_in = anm['input']
      g_phy = anm['phy']
      g_l3_conn = anm['l3_conn']
      # add regardless, so allows quick check of node in anm['mpls_te'] in compilers
      g_mpls_te = anm.add_overlay("mpls_te")
      if not any(True for n in g_in if n.is_router and n.mpls_te_enabled):
          log.debug("No nodes with mpls_te_enabled set")
          return
  
      # te head end set if here
      g_mpls_te.add_nodes_from(g_in.routers())
      # build up edge list sequentially, to provide meaningful messages for multipoint links
  
      multipoint_edges = [e for e in g_l3_conn.edges()
          if e.multipoint]
      log.info("Excluding multi-point edges from MPLS TE topology: %s"
          % ", ".join(str(e) for e in multipoint_edges))
  
      edges_to_add = set(g_l3_conn.edges()) - set(multipoint_edges)
      g_mpls_te.add_edges_from(edges_to_add)
  
  
  def mpls_oam(anm):
      g_in = anm['input']
      # create placeholder graph (may have been created in other steps)
      if anm.has_overlay("mpls_oam"):
          g_mpls_oam = anm['mpls_oam']
      else:
          g_mpls_oam = anm.add_overlay("mpls_oam")
  
      use_mpls_oam = g_in.data.use_mpls_oam
      if use_mpls_oam:
          g_mpls_oam.add_nodes_from(g_in.routers())
subject: add mpls oam