class_docstr: Methods in this class recursively traverse an AST and
  output source code for the abstract syntax; original formatting
  is disregarged.
docstr: Bit and operation.
          
docstr_tok: ["Bit","and","operation","."]
code: def _Bitand(self, t):
      """Bit and operation."""
  
      for i, node in enumerate(t.nodes):
          self._write("(")
          self._dispatch(node)
          self._write(")")
          if i != len(t.nodes) - 1:
              self._write(" & ")
  
imports: import sys
  from compiler.ast import Const, Name, Tuple, Div, Mul, Sub, Add
label_desc: Use image node_id 14 for calling the UnparseCompilerAst obj's underlying member method code with example usage: obj._Bitand(t) without return types