code: def load(self, loc):
          '''Load a pickled model.'''
          try:
              w_td_c = pickle.load(open(loc, 'rb'))
          except IOError:
              msg = ("Missing trontagger.pickle file.")
              raise MissingCorpusError(msg)
          self.model.weights, self.tagdict, self.classes = w_td_c
          self.model.classes = self.classes
          return Nonf load(self, loc):
          '''Load a pickled model.'''
          try:
              w_td_c = pickle.load(open(loc, 'rb'))
          except IOError:
              msg = ("Missing trontagger.pickle file.")
              raise MissingCorpusError(msg)
          self.model.weights, self.tagdict, self.classes = w_td_c
          self.model.classes = self.classes
          return None
docs: Load a pickled model.