Upload mc_dataset.py with huggingface_hub

mc_dataset.py

@@ -0,0 +1,51 @@
+import datasets
+import pyarrow.parquet as pq
+
+class TrajectoryDataset(datasets.GeneratorBasedBuilder):
+    def _info(self):
+        return datasets.DatasetInfo(
+            description="minecraft image-action data for world model",
+            features=datasets.Features({
+                "UID": datasets.Value("string"),  
+                "Frame_base64": datasets.Value("string"),  
+                "Action": datasets.Sequence(datasets.Value("int32")),  
+            }),
+        )
+
+
+    def _split_generators(self, dl_manager):
+        
+        base_url = "https://huggingface.co/datasets/Catill520/MC_data/resolve/main/data/"
+        sub_paths = [
+            "find-cave-Jul-28",  
+        ]
+
+        data_files = []
+        for sub_path in sub_paths:
+            subpath_url = f"{base_url}{sub_path}/"
+            
+            files = dl_manager.list_files(subpath_url)  
+            for file in files:
+                data_files.append(f"{subpath_url}{file}")
+
+        
+        downloaded_files = dl_manager.download(data_files)
+
+        
+        return [
+            datasets.SplitGenerator(name="all_data", gen_kwargs={"filepaths": downloaded_files}),
+        ]
+
+
+    def _generate_examples(self, filepaths):
+        for filepath in filepaths:
+            
+            table = pq.read_table(filepath)
+            df = table.to_pandas()
+            for idx, row in df.iterrows():
+                yield idx, {
+                    "UID": row["UID"],  
+                    "Frame_base64": row["Frame_base64"],  
+                    "Action": row["Action"],  
+                }
+