src/transformers/models/switch_transformers/modeling_switch_transformers.py/SwitchTransformersLayerCrossAttention/__init__
class SwitchTransformersLayerCrossAttention:    def __init__(self, config):
        super().__init__()
        self.EncDecAttention = SwitchTransformersAttention(config, has_relative_attention_bias=False)
        self.layer_norm = SwitchTransformersLayerNorm(config.d_model, eps=config.layer_norm_epsilon)
        self.dropout = nn.Dropout(config.dropout_rate)