Deduplicate ipex initialization code

train_textual_inversion_XTI.py

@@ -8,13 +8,11 @@ from multiprocessing import Value
 
 from tqdm import tqdm
 import torch
-try:
-    import intel_extension_for_pytorch as ipex
-    if torch.xpu.is_available():
-        from library.ipex import ipex_init
-        ipex_init()
-except Exception:
-    pass
+
+from library.ipex_interop import init_ipex
+
+init_ipex()
+
 from accelerate.utils import set_seed
 import diffusers
 from diffusers import DDPMScheduler