Avoid getting an error if theta is None.

We treat an unspecified `theta` as "constant parameters" (across realizations).
ioannis-vm · Nov 21, 2024 · f025231 · f025231
1 parent 1d75300
commit f025231
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pelicun/uq.py b/pelicun/uq.py
@@ -1333,7 +1333,8 @@ def constant_parameters(self) -> bool:
           True if the parameters are constant, false otherwise.
 
         """
-        assert self.theta is not None
+        if self.theta is None:
+            return True
         assert self.theta.ndim in {1, 2}
         return self.theta.ndim == 1