From 70932fe679da2dca2b5c0def4a76e0bf2caf2a43 Mon Sep 17 00:00:00 2001
From: Harvey Devereux <33522054+harveydevereux@users.noreply.github.com>
Date: Wed, 21 Aug 2024 11:22:36 +0100
Subject: [PATCH] Update janus_core/helpers/post_process.py

Co-authored-by: Jacob Wilkins <46597752+oerc0122@users.noreply.github.com>
---
 janus_core/helpers/post_process.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/janus_core/helpers/post_process.py b/janus_core/helpers/post_process.py
index faff75f7..9d114970 100644
--- a/janus_core/helpers/post_process.py
+++ b/janus_core/helpers/post_process.py
@@ -189,7 +189,7 @@ def compute_vaf(
     use_velocities: bool = False,
     fft: bool = False,
     index: SliceLike = (0, None, 1),
-    filter_atoms: MaybeSequence[MaybeSequence[int]] = ((None),),
+    filter_atoms: MaybeSequence[MaybeSequence[None | int]] = ((None),),
 ) -> NDArray[float64]:
     """
     Compute the velocity autocorrelation function (VAF) of `data`.