old_contents: from artgraph.plugins.plugin import Plugin
  
  class InfoboxPlugin(Plugin):
      def __init__(self, node):
          self._node = node
          
      def get_nodes(self):
          from artgraph.node import Node, NodeTypes
          from artgraph.relationship import AssociatedActRelationship
          
          wikicode = self.get_wikicode(self._node.get_dbtitle())
          templates = wikicode.filter_templates()
          relationships = []
  
          for t in templates:
              if t.name.matches('Infobox musical artist'):
                  associated_acts = t.get('associated_acts')
                  
                  for w in associated_acts.value.filter_wikilinks():
                      relationships.append(AssociatedActRelationship(self._node, Node(w.title, NodeTypes.ARTIST)))
                  
          return relationships
          
new_contents: from artgraph.plugins.plugin import Plugin
  
  class InfoboxPlugin(Plugin):
      def __init__(self, node):
          self._node = node
          
      def get_nodes(self):
          from artgraph.node import Node, NodeTypes
          from artgraph.relationship import AssociatedActRelationship
          
          wikicode = self.get_wikicode(self._node.get_dbtitle())
          templates = wikicode.filter_templates()
          relationships = []
  
          for t in templates:
              if t.name.matches('Infobox musical artist'):
                  associated_acts = t.get('associated_acts')
                  
                  for w in associated_acts.value.filter_wikilinks():
                      relationships.append(AssociatedActRelationship(self._node, Node(str(w.title), NodeTypes.ARTIST)))
                  
          return relationships
          
subject: Use string as node title instead of wikicode