src/transformers/models/distilbert/modeling_tf_distilbert.py/TFDistilBertLMHead/build
class TFDistilBertLMHead:    def build(self, input_shape):
        self.bias = self.add_weight(shape=(self.config.vocab_size,), initializer="zeros", trainable=True, name="bias")

        super().build(input_shape)