Update validation script to test HuggingFace Hub loading

- Changed to load from 'undertheseanlp/UTS2017_Bank' Hub repository
- Removed local file fallback - focus on Hub validation
- Updated usage instructions to show Hub loading syntax
- Removed redundant try-except handling

validate_dataset.py

@@ -164,38 +164,28 @@ def validate_data_content():
 
 
 def validate_huggingface_loading():
-    """Validate that the dataset can be loaded with HuggingFace datasets."""
+    """Validate that the dataset can be loaded from HuggingFace Hub."""
 
     print("\n" + "=" * 60)
-    print("VALIDATING HUGGINGFACE LOADING")
+    print("VALIDATING HUGGINGFACE HUB LOADING")
     print("=" * 60)
 
-    # Try loading each configuration
     configs = ["classification", "sentiment", "aspect_sentiment"]
 
     for config in configs:
         try:
-            print(f"\n🤗 Loading config: {config}")
-
-            # Use local path for testing
-            dataset = load_dataset(
-                "json",
-                data_files={
-                    "train": f"data/{config}/train.jsonl",
-                    "test": f"data/{config}/test.jsonl"
-                }
-            )
-
-            print("  ✓ Successfully loaded")
+            print(f"\n🤗 Loading from Hub - config: {config}")
+            dataset = load_dataset("undertheseanlp/UTS2017_Bank", config)
+
+            print("  ✓ Successfully loaded from HuggingFace Hub")
             print(f"  ✓ Train: {len(dataset['train'])} examples")
             print(f"  ✓ Test: {len(dataset['test'])} examples")
 
-            # Validate first example
             sample = dataset["train"][0]
             print(f"  ✓ Sample keys: {list(sample.keys())}")
 
         except Exception as e:
-            print(f"  ❌ Failed to load {config}: {e}")
+            print(f"  ❌ Failed to load {config} from Hub: {e}")
 
 
 def validate_data_consistency():
@@ -300,7 +290,7 @@ if __name__ == "__main__":
         print("✅ VALIDATION COMPLETE")
         print("=" * 60)
         print("🎉 Dataset appears to be properly created and formatted!")
-        print("💡 You can now use: load_dataset('json', data_files=...)")
+        print("💡 You can now use: load_dataset('undertheseanlp/UTS2017_Bank', config_name)")
 
     else:
         print("\n❌ VALIDATION FAILED")