Provide clearer error message when Horizons data is not present

Closes #92
sxs-collaboration · Sep 7, 2024 · 0e4b91b · 0e4b91b
1 parent 4d5858d
commit 0e4b91b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sxs/simulations/simulation.py b/sxs/simulations/simulation.py
@@ -341,6 +341,8 @@ def load_horizons(self):
 
     @property
     def horizons(self):
+        if self.horizons_path not in self.files:
+            raise ValueError(f"Horizons data is not available for simulation {self.sxs_id}")
         if not hasattr(self, "_horizons"):
             self._horizons = self.load_horizons()
         return self._horizons