src/transformers/models/mobilebert/modeling_tf_mobilebert.py/TFMobileBertForQuestionAnswering/__init__
class TFMobileBertForQuestionAnswering:    def __init__(self, config, *inputs, **kwargs):
        super().__init__(config, *inputs, **kwargs)
        self.num_labels = config.num_labels

        self.mobilebert = TFMobileBertMainLayer(config, add_pooling_layer=False, name="mobilebert")
        self.qa_outputs = tf.keras.layers.Dense(
            config.num_labels, kernel_initializer=get_initializer(config.initializer_range), name="qa_outputs"
        )