class_docstr: Base class for different types of AST annotations.
class_docstr_tok: ["Base","class","for","different","types","of","AST","annotations","."]
code: def of(self, node, default=None):
      return getanno(node, self, default=default)
  
file_path: tensorflow/tensorflow/python/autograph/pyct/anno.py
imports: import enum
  import gast
label_desc: Use image node_id 1 for calling the NoValue obj's underlying member method code with example usage: obj.of(node, default) and returns: getanno