Add v2 dataset (my_2dof)

data/chunk-000/episode_000000.parquet

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+size 19063

data/chunk-000/episode_000001.parquet

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+size 28628

data/chunk-000/episode_000002.parquet

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+size 35252

data/chunk-000/episode_000003.parquet

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data/chunk-000/episode_000004.parquet

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data/chunk-000/episode_000005.parquet

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+size 21874

data/chunk-000/episode_000006.parquet

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+oid sha256:ca77d7ea093b1b6d522f6609e2ad238d9b232b798448877383963929083f7284
+size 19535

meta/episodes.jsonl

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+{"episode_index": 0, "tasks": ["Insert the peg into the socket."], "length": 605}
+{"episode_index": 1, "tasks": ["Insert the peg into the socket."], "length": 990}
+{"episode_index": 2, "tasks": ["Insert the peg into the socket."], "length": 1206}
+{"episode_index": 3, "tasks": ["Insert the peg into the socket."], "length": 686}
+{"episode_index": 4, "tasks": ["Insert the peg into the socket."], "length": 278}
+{"episode_index": 5, "tasks": ["Insert the peg into the socket."], "length": 702}
+{"episode_index": 6, "tasks": ["Insert the peg into the socket."], "length": 647}

meta/info.json

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 {
-  "features": {
-    "observation.state": {
-      "shape": [2],
-      "type": "float"
+    "codebase_version": "v2.0",
+    "robot_type": "My2dofRobotConfig",
+    "total_episodes": 7,
+    "total_frames": 5114,
+    "total_tasks": 1,
+    "total_videos": 0,
+    "total_chunks": 1,
+    "chunks_size": 1000,
+    "fps": 30,
+    "splits": {
+        "train": "0:7"
     },
-    "action": {
-      "shape": [2],
-      "type": "float"
+    "data_path": "data/chunk-{episode_chunk:03d}/episode_{episode_index:06d}.parquet",
+    "video_path": null,
+    "features": {
+        "timestamp": {
+            "dtype": "float64",
+            "shape": [
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+            "names": null
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+        "observation.state": {
+            "dtype": "int64",
+            "shape": [
+                2
+            ],
+            "names": {
+                "motors": [
+                    "motor_1",
+                    "motor_2"
+                ]
+            }
+        },
+        "action": {
+            "dtype": "float64",
+            "shape": [
+                2
+            ],
+            "names": {
+                "motors": [
+                    "action_1",
+                    "action_2"
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+        },
+        "episode_index": {
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+            "shape": [
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+        "frame_index": {
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+        "index": {
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+        "task_index": {
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     }
-  },
-  "fps": 30,
-  "version": "0.0.1",
-  "codebase_version": "0.0.1"
-}
+}

meta/stats.json

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+{
+    "action.mean": [
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+        0.0
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+    "action.std": [
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+    "observation.state.std": [
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+}

meta/tasks.jsonl

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+{"task_index": 0, "task": "Insert the peg into the socket."}