From dc77a5fdd4be9302b4f1aec2a48c34aca144ad0a Mon Sep 17 00:00:00 2001
From: Matteo Bettini <mb2389@cl.cam.ac.uk>
Date: Sat, 21 Sep 2024 09:50:10 +0100
Subject: [PATCH] VMAS-1.4.3

---
 vmas/__init__.py                          | 2 +-
 vmas/simulator/environment/environment.py | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/vmas/__init__.py b/vmas/__init__.py
index d693ead2..21b1f3b3 100644
--- a/vmas/__init__.py
+++ b/vmas/__init__.py
@@ -18,7 +18,7 @@
     "mpe_scenarios",
 ]
 
-__version__ = "1.4.2"
+__version__ = "1.4.3"
 
 scenarios = sorted(
     [
diff --git a/vmas/simulator/environment/environment.py b/vmas/simulator/environment/environment.py
index 3ef6c385..39d2d720 100644
--- a/vmas/simulator/environment/environment.py
+++ b/vmas/simulator/environment/environment.py
@@ -278,14 +278,19 @@ def step(self, actions: Union[List, Dict]):
 
     def done(self):
         terminated = self.scenario.done().clone()
+
         if self.max_steps is not None:
             truncated = self.steps >= self.max_steps
         else:
-            truncated = torch.zeros_like(terminated)
+            truncated = None
 
         if self.terminated_truncated:
+            if truncated is None:
+                truncated = torch.zeros_like(terminated)
             return terminated, truncated
         else:
+            if truncated is None:
+                return terminated
             return terminated + truncated
 
     def get_action_space(self):