From 49ab3a9075b5ea6ed8481af96da8b6c0233dfcda Mon Sep 17 00:00:00 2001
From: Jonathanace <jonathanace@gmail.com>
Date: Sat, 6 Apr 2024 22:54:26 -0700
Subject: [PATCH] fix a critical bug in the example in the documentation for
 the ActionMask transform

---
 torchrl/envs/transforms/transforms.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/torchrl/envs/transforms/transforms.py b/torchrl/envs/transforms/transforms.py
index 14a8e9e1a02..e25ed08ebed 100644
--- a/torchrl/envs/transforms/transforms.py
+++ b/torchrl/envs/transforms/transforms.py
@@ -6676,7 +6676,7 @@ class ActionMask(Transform):
         ...         self.observation_spec = CompositeSpec(obs=UnboundedContinuousTensorSpec(3))
         ...         self.reward_spec = UnboundedContinuousTensorSpec(1)
         ...
-        ...     def _reset(self, data):
+        ...     def _reset(self, tensordict=None):
         ...         td = self.observation_spec.rand()
         ...         td.update(torch.ones_like(self.state_spec.rand()))
         ...         return td