code: def generic_visit(self, node, *args, **kwargs):
      raise NotImplementedError(
          "Cannot find symbols for %r" % node.__class__.__name__
      )
  
imports: from ._compat import iteritems
  from .visitor import NodeVisitor
label_desc: Use image node_id 8 for calling the RootVisitor obj's underlying member method code with example usage: obj.generic_visit(node) without return types