Update app.py

app.py

@@ -45,20 +45,31 @@ def process_files(uploaded_files):
         log_table = df.head().to_dict(orient="records")
 
         # Usage chart
+        logger.info("Generating usage plot...")
         fig = plot_usage(df)
+        logger.info("Usage plot generated successfully.")
 
         # Anomalies
-        anomalies = detect_anomalies(df)
-        anomaly_table = anomalies.to_dict(orient="records") if not anomalies.empty else "No anomalies detected."
+        anomaly_table = "Anomaly detection failed."
+        try:
+            anomalies = detect_anomalies(df)
+            anomaly_table = anomalies.to_dict(orient="records") if not anomalies.empty else "No anomalies detected."
+        except Exception as e:
+            logger.error(f"Anomaly detection failed: {e}")
 
         # AMC expiries
         amc_table = None
-        if "amc_expiry" in df.columns:
-            amc_df = upcoming_amc_devices(df)
-            amc_table = amc_df.to_dict(orient="records") if not amc_df.empty else "No upcoming AMC expiries."
-        else:
-            amc_table = "Column `amc_expiry` not found in uploaded data."
-            logger.warning("Missing `amc_expiry` column in data.")
+        try:
+            if "amc_expiry" in df.columns:
+                logger.info("Processing AMC expiries...")
+                amc_df = upcoming_amc_devices(df)
+                amc_table = amc_df.to_dict(orient="records") if not amc_df.empty else "No upcoming AMC expiries."
+            else:
+                amc_table = "Column `amc_expiry` not found in uploaded data."
+                logger.warning("Missing `amc_expiry` column in data.")
+        except Exception as e:
+            logger.error(f"AMC processing failed: {e}")
+            amc_table = f"Error processing AMC expiries: {e}"
 
         return log_table, fig, anomaly_table, amc_table, df
     except Exception as e: