From 469a798ba836b8585c417a10fdccca314e5acebf Mon Sep 17 00:00:00 2001
From: Ben Mares <services-git-throwaway1@tensorial.com>
Date: Tue, 9 Jul 2024 14:53:25 +0200
Subject: [PATCH] Minimally make CI pass for _convert

---
 barcode/codex.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/barcode/codex.py b/barcode/codex.py
index 8e4c146..b82c020 100755
--- a/barcode/codex.py
+++ b/barcode/codex.py
@@ -209,7 +209,7 @@ def look_next() -> bool:
                 codes = self._new_charset("B")
         return codes
 
-    def _convert(self, char: str) -> int:
+    def _convert(self, char: str):
         if self._charset == "A":
             return code128.A[char]
         if self._charset == "B":
@@ -223,6 +223,7 @@ def _convert(self, char: str) -> int:
                     value = int(self._buffer)
                     self._buffer = ""
                     return value
+                return None
         raise RuntimeError(
             f"Character {char} could not be converted in charset {self._charset}."
         )