Update utils.py

utils.py

@@ -38,17 +38,15 @@ class CSVAnalyzer:
         try:
             context = "E-Mail-Informationen:\n\n"
             
-            # Ensure all values are strings and handle empty values
-            df = df.astype(str).replace('nan', 'Keine Angabe')
+            # Convert DataFrame to string and handle missing values
+            df_str = df.fillna("Keine Angabe").astype(str)
             
-            for idx, row in df.iterrows():
-                context += f"E-Mail {idx + 1}:\n"
-                context += f"Datum: {row['Datum']}\n"
-                context += f"Absender: {row['Absender']}\n"
-                context += f"Betreff: {row['Betreff']}\n"
-                context += f"Inhalt: {row['Inhalt']}\n"
-                if 'Gebäude' in row:
-                    context += f"Gebäude: {row['Gebäude']}\n"
+            # Process each row
+            for index in range(len(df_str)):
+                row = df_str.iloc[index]
+                context += f"E-Mail {index + 1}:\n"
+                for column in df_str.columns:
+                    context += f"{column}: {row[column]}\n"
                 context += "---\n"
             
             return context.strip()