From 76c5748f37d01652445b4df9404dfaec36972caa Mon Sep 17 00:00:00 2001
From: Marti Raudsepp <marti@juffo.org>
Date: Tue, 19 Sep 2023 17:33:49 +0300
Subject: [PATCH] Fix derive_fernet_key docstring bits/bytes confusion

The Fernet key has 32 bytes of randomness, not bits.
---
 fernet_fields/hkdf.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fernet_fields/hkdf.py b/fernet_fields/hkdf.py
index 5bb5baa..d099094 100644
--- a/fernet_fields/hkdf.py
+++ b/fernet_fields/hkdf.py
@@ -12,7 +12,7 @@
 
 
 def derive_fernet_key(input_key):
-    """Derive a 32-bit b64-encoded Fernet key from arbitrary input key."""
+    """Derive a 32-byte (256-bit) b64-encoded Fernet key from arbitrary input key."""
     hkdf = HKDF(
         algorithm=hashes.SHA256(),
         length=32,