drop unused function sql_add_version_compare

1 files changed, 0 insertions, 6 deletions

diff --git a/dedup/utils.py b/dedup/utils.py
index 46f8e64..d3a27a0 100644
--- a/dedup/utils.py
+++ b/dedup/utils.py
@@ -2,8 +2,6 @@ import errno
 import urllib.error
 import urllib.request
 
-from debian.debian_support import version_compare
-
 from dedup.compression import decompress
 
 def fetchiter(cursor):
@@ -12,10 +10,6 @@ def fetchiter(cursor):
         yield from rows
         rows = cursor.fetchmany()
 
-def sql_add_version_compare(db):
-    db.create_collation("debian_version", version_compare)
-    db.create_function("debian_version_compare", 2, version_compare)
-
 def open_compressed_mirror_url(url, extensions=(".xz", ".gz", "")):
     """Fetch the given url. Try appending each of the given compression
     schemes and move on in case it doesn't exist. Decompress the resulting