Update app.py

app.py

@@ -117,34 +117,50 @@ def create_pyodide_interface():
 import json
 from js import renderPlotWithDebug
 
-def show_plot_debug(fig):
+def show_plot_fixed(fig):
     try:
-        print("=== PLOT DEBUG INFO ===")
+        print("=== CONVERTING NUMPY TO LISTS ===")
         
-        # Convert to dict and inspect
+        # Get figure dict
         fig_dict = fig.to_dict()
-        print(f"Figure has {len(fig_dict.get('data', []))} traces")
         
-        # Debug each trace
+        # Fix NumPy array serialization issue
+        for trace in fig_dict.get('data', []):
+            # Convert x data if it's a NumPy array
+            if isinstance(trace.get('x'), dict) and 'bdata' in trace.get('x', {}):
+                print("Converting x data from NumPy binary to list...")
+                # Get the original data from the figure object
+                for fig_trace in fig.data:
+                    if hasattr(fig_trace, 'x') and hasattr(fig_trace.x, 'tolist'):
+                        trace['x'] = fig_trace.x.tolist()
+                        print(f"X converted: {trace['x']}")
+                        break
+            
+            # Convert y data if it's a NumPy array  
+            if isinstance(trace.get('y'), dict) and 'bdata' in trace.get('y', {}):
+                print("Converting y data from NumPy binary to list...")
+                for fig_trace in fig.data:
+                    if hasattr(fig_trace, 'y') and hasattr(fig_trace.y, 'tolist'):
+                        trace['y'] = fig_trace.y.tolist()
+                        print(f"Y converted: {trace['y']}")
+                        break
+        
+        # Now the data should be proper lists
+        print(f"Figure has {len(fig_dict.get('data', []))} traces")
         for i, trace in enumerate(fig_dict.get('data', [])):
-            print(f"Trace {i}: type={trace.get('type', 'unknown')}")
-            print(f"  x data: {trace.get('x', 'missing')}")
-            print(f"  y data: {trace.get('y', 'missing')}")
-            print(f"  mode: {trace.get('mode', 'default')}")
+            print(f"Trace {i}: x={trace.get('x')}, y={trace.get('y')}")
         
-        # Convert to JSON for JavaScript
+        # Convert to JSON
         fig_json = json.dumps(fig_dict)
-        print(f"JSON length: {len(fig_json)} characters")
         
         # Send to JavaScript
         success = renderPlotWithDebug(fig_json)
         
         if success:
-            print("✅ Plot rendered successfully!")
+            print("✅ Plot with converted data rendered!")
         else:
-            print("❌ Plot rendering failed")
+            print("❌ Plot rendering still failed")
         
-        print("=== END DEBUG INFO ===")
         return success
         
     except Exception as e: