src/transformers/models/bridgetower/modeling_bridgetower.py/BridgeTowerVisionTransformer/forward_post
class BridgeTowerVisionTransformer:    def forward_post(self, hidden_state: torch.Tensor):
        visual_output_post = hidden_state.permute(1, 0, 2)
        visual_output_post = self.ln_post(visual_output_post)
        return visual_output_post