Update app.py

app.py

@@ -45,6 +45,43 @@ def debug_decorator(func):
             logger.debug(f"Execution time: {end_time - start_time:.4f} seconds")
     return wrapper
 
+def save_results(self):
+    """
+    Basic save function for raw results with improved error handling and logging
+    """
+    try:
+        if not self.results:
+            logger.warning("Attempted to save with no results")
+            return None, "No results to save"
+
+        df = pd.DataFrame(self.results)
+        columns_order = ['Area (mm²)', 'Mean', 'StdDev', 'Min', 'Max', 'Point']
+        df = df[columns_order]
+
+        timestamp = time.strftime("%Y%m%d_%H%M%S")
+        output_file = f"analysis_results_{timestamp}.xlsx"
+
+        with pd.ExcelWriter(output_file, engine='openpyxl') as writer:
+            df.to_excel(writer, index=False, sheet_name='Results')
+            
+            worksheet = writer.sheets['Results']
+            for idx, col in enumerate(df.columns):
+                max_length = max(
+                    df[col].astype(str).apply(len).max(),
+                    len(str(col))
+                ) + 2
+                worksheet.column_dimensions[get_column_letter(idx + 1)].width = max_length
+
+        logger.info(f"Results saved successfully to {output_file}")
+        return output_file, f"Results saved successfully to {output_file}"
+
+    except Exception as e:
+        error_msg = f"Error saving results: {str(e)}"
+        logger.error(error_msg)
+        logger.error(traceback.format_exc())
+        return None, error_msg
+
+
 class DicomAnalyzer:
     def __init__(self):
         self.results = []