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Fix exception causes all over the codebase (#205)

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This commit is contained in:
Ram Rachum
2022-12-10 16:47:18 +02:00
committed by GitHub
parent a10bcd858e
commit 3d47702984
27 changed files with 72 additions and 70 deletions
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4
gymnasium/vector/async_vector_env.py
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@@ -123,7 +123,7 @@ class AsyncVectorEnv(VectorEnv):
self.observations = read_from_shared_memory(
self.single_observation_space, _obs_buffer, n=self.num_envs
)
except CustomSpaceError:
except CustomSpaceError as e:
raise ValueError(
"Using `shared_memory=True` in `AsyncVectorEnv` "
"is incompatible with non-standard Gymnasium observation spaces "
@@ -131,7 +131,7 @@ class AsyncVectorEnv(VectorEnv):
"only compatible with default Gymnasium spaces (e.g. `Box`, "
"`Tuple`, `Dict`) for batching. Set `shared_memory=False` "
"if you use custom observation spaces."
)
) from e
else:
_obs_buffer = None
self.observations = create_empty_array(