code: def instantiate(self):
          
          # e.g. model_name_35 = Model()
          code_lines = []
  
          if not self.instantiated:
              code_lines.append("%s = %s()" % (self.variable_name, self.model.__name__))
              self.instantiated = True
  
              # Store our variable name for future foreign key references
              pk_name = self.instance._meta.pk.name
              key = '%s_%s' % (self.model.__name__, getattr(self.instance, pk_name))
              self.context[key] = self.variable_name
  
          return code_lines
docs: Write lines for instantiation