From 5c3703a7a0a130abeb57684875c0d6690dd63859 Mon Sep 17 00:00:00 2001
From: Waikit Chan <37867949+BaozCWJ@users.noreply.github.com>
Date: Tue, 27 Sep 2022 11:32:51 +0800
Subject: [PATCH] add the default chains.txt for single-chain fasta (#54)

---
 unifold/homo_search.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/unifold/homo_search.py b/unifold/homo_search.py
index 0c7b499..f00a32f 100644
--- a/unifold/homo_search.py
+++ b/unifold/homo_search.py
@@ -272,6 +272,12 @@ def main(argv):
         fasta_names = temp_names
         fasta_paths = temp_paths
     else:
+        output_dir = os.path.join(FLAGS.output_dir, fasta_name)
+        if not os.path.exists(output_dir):
+            os.makedirs(output_dir)
+        chain_order_path = os.path.join(output_dir, "chains.txt")
+        with open(chain_order_path, "w") as f:
+            f.write("A")
         fasta_names = [fasta_name]
         fasta_paths = [fasta_path]