docstr: Return the slice as a string.
docstr_tok: ["Return","the","slice","as","a","string","."]
code: def slice_to(self):
      """
      Return the slice as a string.
      """
      result = ""
      if self.slice_check():
          result = self.current[self.bra : self.ket]
      return result
  
label_desc: Use image node_id 22 for calling the BaseStemmer obj's underlying member method code with example usage: obj.slice_to() and returns: result