fixed relative path

modeling_ablang2paired.py

@@ -4,13 +4,32 @@ from torch import nn
 from transformers import PreTrainedModel
 
 # Import logic to handle the nested directory structure
+import importlib.util
+import os
+
+def load_ablang_module():
+    """Load the AbLang module from the nested directory structure."""
+    # Try to find the ablang.py file in the nested directory
+    current_dir = os.path.dirname(os.path.abspath(__file__))
+    ablang_path = os.path.join(current_dir, "ablang2", "models", "ablang2", "ablang.py")
+    
+    if os.path.exists(ablang_path):
+        spec = importlib.util.spec_from_file_location("ablang", ablang_path)
+        ablang_module = importlib.util.module_from_spec(spec)
+        spec.loader.exec_module(ablang_module)
+        return ablang_module.AbLang
+    else:
+        # Fallback to absolute import
+        from ablang2.models.ablang2.ablang import AbLang
+        return AbLang
+
+# Load the AbLang class
+AbLang2 = load_ablang_module()
+
+# Import configuration
 try:
-    # Try the relative import first (for Hugging Face Hub loading)
-    from .ablang2.models.ablang2.ablang import AbLang as AbLang2
     from .configuration_ablang2paired import AbLang2PairedConfig
 except ImportError:
-    # Fallback for local development
-    from ablang2.models.ablang2.ablang import AbLang as AbLang2
     from ablang2.configuration_ablang2paired import AbLang2PairedConfig
 
 class AbLang2PairedHFModel(PreTrainedModel):