Update mtdna_backend.py

mtdna_backend.py

@@ -422,7 +422,8 @@ def save_to_txt(all_rows, summary_text, flag_text, filename):
     if isinstance(all_rows, pd.DataFrame):
         detailed_results = all_rows.to_dict(orient="records")
     output = ""
-    output += ",".join(list(detailed_results[0].keys())) + "\n\n"
+    #output += ",".join(list(detailed_results[0].keys())) + "\n\n"
+    output += ",".join([str(k) for k in detailed_results[0].keys()]) + "\n\n"
     for r in detailed_results:
       output += ",".join([str(v) for v in r.values()]) + "\n\n"
     with open(filename, "w") as f: