From d466aad41d1983661b5dd811fbd4fddb28c63b0b Mon Sep 17 00:00:00 2001
From: iquasere <maildosequeira@gmail.com>
Date: Wed, 8 Nov 2023 13:54:55 +0000
Subject: [PATCH] Intialize with these columns so if it has no rows, at least
 it has the columns to groupby

---
 recognizer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recognizer.py b/recognizer.py
index 6bb80ce..77c37b6 100644
--- a/recognizer.py
+++ b/recognizer.py
@@ -848,7 +848,7 @@ def organize_results(file, output, resources_directory, databases, hmm_pgap, cdd
     timed_message("Organizing annotation results")
     i = 1
     xlsx_report = pd.ExcelWriter(f'{output}/reCOGnizer_results.xlsx', engine='xlsxwriter')
-    all_reports = pd.DataFrame()
+    all_reports = pd.DataFrame(columns=['qseqid', 'DB ID'])     # intialize with these columns so if it has no rows, at least it has the columns to groupby
     for db in databases:
         run_pipe_command(f'cat {output}/blast/{db}_*_aligned.blast', file=f'{output}/blast/{db}_aligned.blast')
         print(f'[{i}/{len(databases)}] Handling {db} annotation')