Update app.py

app.py

@@ -1,8 +1,27 @@
+import os
+import sys
+import asyncio
+
+# --- CRITICAL FIX: SILENCE ASYNCIO NOISE ---
+# This block suppresses the "Invalid file descriptor" error caused by Python 3.13 on Spaces
+if sys.platform != "win32":
+    selector_events = sys.modules.get("asyncio.selector_events")
+    if selector_events:
+        # Monkey-patch the _remove_reader method to ignore the specific error
+        _original_remove_reader = selector_events.BaseSelectorEventLoop._remove_reader
+        def _silent_remove_reader(self, fd):
+            try:
+                _original_remove_reader(self, fd)
+            except ValueError:
+                # Ignore "Invalid file descriptor"
+                pass
+        selector_events.BaseSelectorEventLoop._remove_reader = _silent_remove_reader
+# -------------------------------------------
+
 import gradio as gr
 import storage
 import worker
 import time
-import os
 import importlib 
 
 # Initialize DB on launch
@@ -40,28 +59,32 @@ def export_csv():
         return None
 
 def run_backtest_ui():
-    """Runs the backtest logic properly."""
+    """Runs the backtest.py script and returns the image."""
     try:
-        # Import directly inside function to ensure fresh run
+        # Check if backtest.py exists
+        if not os.path.exists("backtest.py"):
+            return None, "⚠️ backtest.py not found. Please create the file first."
+            
+        # Import and reload to ensure we run the latest code
         import backtest
         importlib.reload(backtest)
         
-        # Call the function explicitly
-        result_path = backtest.run_backtest()
+        # Run the engine
+        output_file = backtest.backtest_engine()
         
-        if result_path and os.path.exists(result_path):
-            return result_path, "✅ Simulation Complete"
+        # Check if the image was generated
+        if output_file and os.path.exists(output_file):
+            return output_file, "✅ Simulation Complete"
         else:
-            return None, "❌ Simulation Failed (Check Logs)"
+            return None, "❌ Simulation finished but no chart found."
             
     except Exception as e:
-        return None, f"❌ Error: {str(e)}"
-
+        return None, f"❌ Error running backtest: {str(e)}"
 
 # --- UI ---
 with gr.Blocks(title="Kairo 14.1 Persistent", theme=gr.themes.Base()) as demo:
-    gr.Markdown("# 🦅 Kairo 14.1: Persistent Hunter")
-    gr.Markdown("Automatic Indian Market Scanner & Strategy Engine")
+    gr.Markdown("# 🦅 Kairo 14.1: Global Momentum Hunter")
+    gr.Markdown("Multi-Asset Strategy: Equity, Gold, Silver, Oil.")
     
     # --- SECTION 1: CONTROLS ---
     with gr.Row():
@@ -85,13 +108,13 @@ with gr.Blocks(title="Kairo 14.1 Persistent", theme=gr.themes.Base()) as demo:
     )
     
     # --- SECTION 3: STRATEGY LAB ---
-    gr.Markdown("### 🧪 Strategy Backtest (1995 - Present)")
+    gr.Markdown("### 🧪 Momentum Rotation Strategy (Equity + Commodities)")
     with gr.Row():
         with gr.Column(scale=1):
-            sim_btn = gr.Button("Run Simulation (Hybrid Strategy)", variant="secondary")
+            sim_btn = gr.Button("Run Global Strategy Simulation", variant="secondary")
             sim_status = gr.Textbox(label="Simulation Status", value="Idle", interactive=False)
         with gr.Column(scale=3):
-            sim_image = gr.Image(label="Performance Curve", type="filepath")
+            sim_image = gr.Image(label="Strategy Performance", type="filepath")
 
     # --- EVENT LISTENERS ---