class_docstr: CFG visitor that performs liveness analysis at statement level.
class_docstr_tok: ["CFG","visitor","that","performs","liveness","analysis","at","statement","level","."]
code: def lamba_check(self, fn_ast_node):
      if isinstance(fn_ast_node, gast.Lambda):
          # Exception: lambda functions are assumed to be used only in the
          # place where they are defined, and not later.
          return True
      return False
  
imports: import gast
  from tensorflow.python.autograph.pyct import anno
  from tensorflow.python.autograph.pyct import cfg
  from tensorflow.python.autograph.pyct import transformer
  from tensorflow.python.autograph.pyct.static_analysis import annos
label_desc: Use image node_id 3 for calling the Analyzer obj's underlying member method code with example usage: obj.lamba_check(fn_ast_node) and returns: False, True