Update app.py

app.py

@@ -1,35 +1,72 @@
 #!/usr/bin/env python3
-import sys
+"""
+Minimal Gradio Test - Just read and display OBJ file
+"""
+
 import gradio as gr
 
-def echo_text(text):
-    """Simple echo function for debugging"""
-    sys.stdout.flush()  # Force flush
-    print(f"[DEBUG] Function called with: {text}", flush=True)
+def test_file_upload(input_file):
+    """Simple function to test if file upload works"""
+    print("\n" + "="*60)
+    print("🔍 TEST FUNCTION CALLED!")
+    print(f"Type: {type(input_file)}")
+    print(f"Value: {input_file}")
+    print("="*60 + "\n")
     
-    if not text:
-        return "⚠️ No text provided"
+    if input_file is None:
+        return "❌ No file uploaded"
     
-    return f"✅ Echo: {text}"
+    try:
+        # Try to get file path
+        file_path = None
+        
+        if hasattr(input_file, 'name'):
+            file_path = input_file.name
+        elif isinstance(input_file, str):
+            file_path = input_file
+        elif isinstance(input_file, dict) and 'name' in input_file:
+            file_path = input_file['name']
+        
+        print(f"File path: {file_path}")
+        
+        if not file_path:
+            return f"❌ Could not get file path. Type was: {type(input_file)}"
+        
+        # Read first 10 lines
+        with open(file_path, 'r') as f:
+            lines = [f.readline() for _ in range(10)]
+        
+        result = "✅ File uploaded successfully!\n\n"
+        result += f"File path: {file_path}\n\n"
+        result += "First 10 lines:\n"
+        result += "="*50 + "\n"
+        result += "".join(lines)
+        result += "="*50
+        
+        print("SUCCESS! Returning result")
+        return result
+        
+    except Exception as e:
+        error_msg = f"❌ Error: {str(e)}"
+        print(error_msg)
+        return error_msg
+
 
-# Minimal interface
+# Create simple interface
 demo = gr.Interface(
-    fn=echo_text,
-    inputs=gr.Textbox(label="Input Text", placeholder="Type something..."),
-    outputs=gr.Textbox(label="Output"),
-    title="🧪 Text Echo Test",
-    description="Simple echo test to verify Gradio is working"
-)
+    fn=test_file_upload,
+    inputs=gr.File(label="Upload OBJ File", file_types=[".obj"], type="file"),
+    outputs=gr.Textbox(label="Result", lines=15),
+    title="🧪 File Upload Test",
+    description="Upload an OBJ file to test if Gradio file upload is working.")
 
 if __name__ == "__main__":
-    print("=" * 60, flush=True)
-    print("🚀 Starting text echo test...", flush=True)
-    print("=" * 60, flush=True)
+    print("="*60)
+    print("Starting minimal Gradio test...")
+    print("="*60)
     
     demo.launch(
         server_name="0.0.0.0",
         server_port=7860,
         share=False,
-        show_error=True,
-        debug=True  # Enable debug mode
-    )
+        show_error=True)