Converts CLIP models to ONNX
python -m model_conversion.to_onnx_visual -m "ViT-B/16" -o v.onnx
python -m model_conversion.to_onnx_textual -m "ViT-B/16" -o t.onnx
python -m model_conversion.benchmark_visual -m "ViT-B/16" -p v.onnx -n 50
python -m model_conversion.benchmark_textual -m "ViT-B/16" -p t.onnx -n 50