Update app.py

app.py

@@ -93,6 +93,7 @@ import diffusers
 from diffusers import StableDiffusionXLPipeline
 from diffusers import DDIMScheduler
 import torch.nn.functional as F
+from transformers.models.clip.configuration_clip import CLIPVisionConfig
 
 def cal_attn_mask(total_length,id_length,sa16,sa32,sa64,device="cuda",dtype= torch.float16):
     bool_matrix256 = torch.rand((1, total_length * 256),device = device,dtype = dtype) < sa16