From 90fe56e20a3f9ac7868bcbaf055ade07d7bef554 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Thu, 5 Jun 2025 00:22:26 +0200
Subject: [PATCH] make mypy happy

---
 src/borg/chunkers/fixed.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/borg/chunkers/fixed.py b/src/borg/chunkers/fixed.py
index 10ea73f05..c8d8586e5 100644
--- a/src/borg/chunkers/fixed.py
+++ b/src/borg/chunkers/fixed.py
@@ -33,7 +33,7 @@ class ChunkerFixed:
         self.header_size = header_size
         self.chunking_time = 0.0  # likely will stay close to zero - not much to do here.
         self.reader_block_size = 1024 * 1024
-        self.reader = None
+        self.reader: FileReader = None
         self.sparse = sparse
 
     def chunkify(self, fd: BinaryIO = None, fh: int = -1, fmap: List = None) -> Iterator: