forked from tangger/lerobot
[HIL-SERL] Update CI to allow installation of prerelease versions for lerobot (#1018)
Co-authored-by: imstevenpmwork <steven.palma@huggingface.co>
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@@ -37,35 +37,29 @@ def preprocess_observation(observations: dict[str, np.ndarray]) -> dict[str, Ten
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"""
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# map to expected inputs for the policy
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return_observations = {}
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# TODO: You have to merge all tensors from agent key and extra key
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# You don't keep sensor param key in the observation
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# And you keep sensor data rgb
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for key, img in observations.items():
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if "images" not in key:
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continue
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if "pixels" in observations:
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if isinstance(observations["pixels"], dict):
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imgs = {f"observation.images.{key}": img for key, img in observations["pixels"].items()}
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else:
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imgs = {"observation.image": observations["pixels"]}
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# TODO(aliberts, rcadene): use transforms.ToTensor()?
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if not torch.is_tensor(img):
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for imgkey, img in imgs.items():
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# TODO(aliberts, rcadene): use transforms.ToTensor()?
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img = torch.from_numpy(img)
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if img.ndim == 3:
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img = img.unsqueeze(0)
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# sanity check that images are channel last
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_, h, w, c = img.shape
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assert c < h and c < w, f"expect channel last images, but instead got {img.shape=}"
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# sanity check that images are channel last
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_, h, w, c = img.shape
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assert c < h and c < w, f"expect channel last images, but instead got {img.shape=}"
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# sanity check that images are uint8
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assert img.dtype == torch.uint8, f"expect torch.uint8, but instead {img.dtype=}"
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# sanity check that images are uint8
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assert img.dtype == torch.uint8, f"expect torch.uint8, but instead {img.dtype=}"
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# convert to channel first of type float32 in range [0,1]
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img = einops.rearrange(img, "b h w c -> b c h w").contiguous()
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img = img.type(torch.float32)
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img /= 255
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# convert to channel first of type float32 in range [0,1]
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img = einops.rearrange(img, "b h w c -> b c h w").contiguous()
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img = img.type(torch.float32)
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img /= 255
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return_observations[key] = img
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# obs state agent qpos and qvel
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# image
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return_observations[imgkey] = img
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if "environment_state" in observations:
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return_observations["observation.environment_state"] = torch.from_numpy(
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@@ -74,8 +68,7 @@ def preprocess_observation(observations: dict[str, np.ndarray]) -> dict[str, Ten
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# TODO(rcadene): enable pixels only baseline with `obs_type="pixels"` in environment by removing
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# requirement for "agent_pos"
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# return_observations["observation.state"] = torch.from_numpy(observations["agent_pos"]).float()
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return_observations["observation.state"] = observations["observation.state"].float()
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return_observations["observation.state"] = torch.from_numpy(observations["agent_pos"]).float()
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return return_observations
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@@ -93,7 +86,7 @@ def env_to_policy_features(env_cfg: EnvConfig) -> dict[str, PolicyFeature]:
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else:
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feature = ft
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policy_key = env_cfg.features_map.get(key, key)
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policy_key = env_cfg.features_map[key]
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policy_features[policy_key] = feature
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return policy_features
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