[master] 0a4d4c479 varnishtest: Unknown escape sequence in huffman_gen.py

[Dridi Boukelmoune]

commit 0a4d4c4793eb0d5aa42158c54e250c8401fda3b2
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Wed Sep 18 11:02:52 2024 +0200

    varnishtest: Unknown escape sequence in huffman_gen.py

diff --git a/bin/varnishtest/huffman_gen.py b/bin/varnishtest/huffman_gen.py
index 1320424d2..4b761515b 100755
--- a/bin/varnishtest/huffman_gen.py
+++ b/bin/varnishtest/huffman_gen.py
@@ -4,7 +4,7 @@ import re
 import sys
 
 #HPH(0x30, 0x00000000,  5)
-regex = re.compile("^HPH\((.{4}), (.{10}), +(.{1,3})\)")
+regex = re.compile(r"^HPH\((.{4}), (.{10}), +(.{1,3})\)")
 
 if len(sys.argv) != 2:
     print("{} takes one and only one argument".format(sys.argv[0]))