parameters: (self, freeze=True)
docstring: Freezes the vocabulary, after which new words return unknown token id.
  
      Args:
        freeze: True to freeze, False to unfreeze.
docstring_summary: Freezes the vocabulary, after which new words return unknown token id.
docstring_tokens: Freezes the vocabulary after which new words return unknown token id .
function: def freeze(self, freeze=True):
      """Freezes the vocabulary, after which new words return unknown token id.
  
      Args:
        freeze: True to freeze, False to unfreeze.
      """
      self._freeze = freeze
function_tokens: def freeze ( self , freeze = True ) : self . _freeze = freeze