From 07b2702437bf01f96131d63c8a29948c24a40f89 Mon Sep 17 00:00:00 2001
From: GeorgiosEfstathiadis
 <54844705+GeorgeEfstathiadis@users.noreply.github.com>
Date: Fri, 15 Dec 2023 15:39:47 -0500
Subject: [PATCH] add check if no new pauses to concatenate (#238)

---
 forest/jasmine/data2mobmat.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/forest/jasmine/data2mobmat.py b/forest/jasmine/data2mobmat.py
index da282397..31ceaf95 100644
--- a/forest/jasmine/data2mobmat.py
+++ b/forest/jasmine/data2mobmat.py
@@ -1000,7 +1000,8 @@ def infer_mobmat(mobmat: np.ndarray, interval: float, r: float) -> np.ndarray:
         (mobmat, np.ones(n_rows).reshape(n_rows, 1))
     )
     # Append new pauses to the trajectory matrix
-    mobmat = np.vstack((mobmat, new_pauses_array))
+    if new_pauses_array.shape[0] > 0:
+        mobmat = np.vstack((mobmat, new_pauses_array))
     # Sort the matrix by start time
     mobmat = mobmat[mobmat[:, 3].argsort()].astype(float)