Error with recent Open Clip version

Hi! Thanks for the great work!

I am trying to use the method with SigLIP2 which is not available in the required open_clip version. However it seems that the current code doesn't work with a more recent open_clip_version. Do you have any insights?

<img width="460" alt="Image" src="https://github.com/user-attachments/assets/4f404de1-2fd1-4dd8-a2b9-c12704aff991" />

Thanks in advance! 