class_docstr: Methods in this class recursively traverse an AST and
  output source code for the abstract syntax; original formatting
  is disregarged.
code: def _Power(self, t):
      self.__binary_op(t, "**")
  
imports: import sys
  from compiler.ast import Const, Name, Tuple, Div, Mul, Sub, Add
label_desc: Use image node_id 40 for calling the UnparseCompilerAst obj's underlying member method code with example usage: obj._Power(t) without return types