src/transformers/models/whisper/modeling_tf_whisper.py/TFWhisperPositionalEmbedding/build
class TFWhisperPositionalEmbedding:    def build(self, input_shape):
        self.weight = self.add_weight(
            name="weight",
            shape=[self.num_positions, self.embedding_dim],
            trainable=True,
        )
        super().build(input_shape)