From d95899111dc1dfed0d3239fd0448338608e66c90 Mon Sep 17 00:00:00 2001
From: Mark Towers <mark.m.towers@gmail.com>
Date: Wed, 17 Apr 2024 14:52:41 +0100
Subject: [PATCH] Update website external environments page (#1029)

---
 docs/api/vector/async_vector_env.md           | 6 +++---
 docs/api/vector/sync_vector_env.md            | 6 +++---
 docs/environments/third_party_environments.md | 5 ++---
 gymnasium/vector/async_vector_env.py          | 4 ++--
 gymnasium/vector/sync_vector_env.py           | 4 ++--
 5 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/docs/api/vector/async_vector_env.md b/docs/api/vector/async_vector_env.md
index 14fdf5c50..0c9aa8d98 100644
--- a/docs/api/vector/async_vector_env.md
+++ b/docs/api/vector/async_vector_env.md
@@ -12,9 +12,9 @@
     .. automethod:: gymnasium.vector.AsyncVectorEnv.set_attr
 ```
 
-### Additional Methods
+## Additional Methods
 
 ```{eval-rst}
-.. autoproperty:: gymnasium.vector.VectorEnv.np_random
-.. autoproperty:: gymnasium.vector.VectorEnv.np_random_seed
+.. autoproperty:: gymnasium.vector.AsyncVectorEnv.np_random
+.. autoproperty:: gymnasium.vector.AsyncVectorEnv.np_random_seed
 ```
diff --git a/docs/api/vector/sync_vector_env.md b/docs/api/vector/sync_vector_env.md
index 1295f59f9..83ea6d80b 100644
--- a/docs/api/vector/sync_vector_env.md
+++ b/docs/api/vector/sync_vector_env.md
@@ -12,9 +12,9 @@
     .. automethod:: gymnasium.vector.SyncVectorEnv.set_attr
 ```
 
-### Additional Methods
+## Additional Methods
 
 ```{eval-rst}
-.. autoproperty:: gymnasium.vector.VectorEnv.np_random
-.. autoproperty:: gymnasium.vector.VectorEnv.np_random_seed
+.. autoproperty:: gymnasium.vector.SyncVectorEnv.np_random
+.. autoproperty:: gymnasium.vector.SyncVectorEnv.np_random_seed
 ```
diff --git a/docs/environments/third_party_environments.md b/docs/environments/third_party_environments.md
index f3d4fcaee..f2f16aaf9 100644
--- a/docs/environments/third_party_environments.md
+++ b/docs/environments/third_party_environments.md
@@ -2,9 +2,10 @@
 :tocdepth: 2
 ```
 
+# External Environments
+
 ## First-Party Environments
 The Farama Foundation maintains a number of other [projects](https://farama.org/projects), which use the Gymnasium API, environments include:
-
 gridworlds ([Minigrid](https://minigrid.farama.org/)),
 robotics ([Gymnasium-Robotics](https://robotics.farama.org/)),
 3D navigation ([Miniworld](https://miniworld.farama.org/)),
@@ -16,13 +17,11 @@ autonomous driving ([HighwayEnv](https://highway-env.farama.org/))
 Retro Games ([stable-retro](https://github.com/Farama-Foundation/stable-retro)), and many more.
 
 The Farama Foundation also maintains alternate APIs for RL, including:
-
 multi-agent RL ([PettingZoo](https://pettingzoo.farama.org/)),
 offline-RL ([Minari](https://minari.farama.org/)),
 multi-objective RL ([MO-Gymnasium](https://mo-gymnasium.farama.org/))
 goal-RL ([Gymnasium-Robotics](https://robotics.farama.org/)),
 
-
 ## Third-party environments with Gymnasium
 
 *This page contains environments which are not maintained by Farama Foundation and, as such, cannot be guaranteed to function as intended.*
diff --git a/gymnasium/vector/async_vector_env.py b/gymnasium/vector/async_vector_env.py
index 4fda67bbf..58e1c4a94 100644
--- a/gymnasium/vector/async_vector_env.py
+++ b/gymnasium/vector/async_vector_env.py
@@ -199,12 +199,12 @@ def __init__(
 
     @property
     def np_random_seed(self) -> tuple[int, ...]:
-        """Returns the seeds of the wrapped envs."""
+        """Returns a tuple of np_random seeds for all the wrapped envs."""
         return self.get_attr("np_random_seed")
 
     @property
     def np_random(self) -> tuple[np.random.Generator, ...]:
-        """Returns the numpy random number generators of the wrapped envs."""
+        """Returns the tuple of the numpy random number generators for the wrapped envs."""
         return self.get_attr("np_random")
 
     def reset(
diff --git a/gymnasium/vector/sync_vector_env.py b/gymnasium/vector/sync_vector_env.py
index fd3e5586a..e59b2083c 100644
--- a/gymnasium/vector/sync_vector_env.py
+++ b/gymnasium/vector/sync_vector_env.py
@@ -102,12 +102,12 @@ def __init__(
 
     @property
     def np_random_seed(self) -> tuple[int, ...]:
-        """Returns the seeds of the wrapped envs."""
+        """Returns a tuple of np random seeds for the wrapped envs."""
         return self.get_attr("np_random_seed")
 
     @property
     def np_random(self) -> tuple[np.random.Generator, ...]:
-        """Returns the numpy random number generators of the wrapped envs."""
+        """Returns a tuple of the numpy random number generators for the wrapped envs."""
         return self.get_attr("np_random")
 
     def reset(