Update app.py

app.py

@@ -84,8 +84,6 @@ from ltx_pipelines.utils.media_io import decode_audio_from_file, encode_video
 from ltx_core.loader.primitives import LoraPathStrengthAndSDOps
 from ltx_core.loader.sd_ops import LTXV_LORA_COMFY_RENAMING_MAP
 
-from ltx_pipelines.utils.types import OffloadMode
-
 # xformers attention patch (same as the outpaint app).
 from ltx_core.model.transformer import attention as _attn_mod
 print(f"[ATTN] Before patch: memory_efficient_attention={_attn_mod.memory_efficient_attention}")