From fdfa2b3fab2361164700bd66cd31162dfe23c82b Mon Sep 17 00:00:00 2001
From: Junzi Sun <junzisun@gmail.com>
Date: Sun, 25 Aug 2024 12:45:24 +0200
Subject: [PATCH] fix typing

---
 pyModeS/decoder/adsb.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/pyModeS/decoder/adsb.py b/pyModeS/decoder/adsb.py
index 1c899ce..16008f0 100644
--- a/pyModeS/decoder/adsb.py
+++ b/pyModeS/decoder/adsb.py
@@ -455,11 +455,9 @@ def nic_v2(msg: str, NICa: int, NICbc: int) -> tuple[int | None, int | None]:
     try:
         if isinstance(NIC, dict):
             NIC = NIC[NICs]
-
         Rc = uncertainty.NICv2[NIC][NICs]["Rc"]
     except KeyError:
-        NIC = uncertainty.NA
-        Rc = uncertainty.NA
+        return None, None
 
     return NIC, Rc  # type: ignore