Update README.md

README.md

@@ -27,10 +27,24 @@ configs:
 # How to use
 
 ```py
-hf_dataset = load_dataset("zylipku/polymer_upload_demo")
+hf_dataset = load_dataset("MLDS-NUS/polymer_re-upload")
 hf_dataset = hf_dataset.with_format("numpy")["train"]
 
 hf_dataset_30V = hf_dataset.filter(lambda x: x["config"] == "30V_Jan24")
 hf_dataset_60V = hf_dataset.filter(lambda x: x["config"] == "60V_Dec24")
+
+for sample in hf_dataset_30V:
+  for k, v in sample.items():
+      if isinstance(v, np.ndarray):
+          print(f"{k}: {type(v)}, shape={v.shape}, dtype={v.dtype}")
+      else:
+          print(f"{k}: {v}")
+```
+
+```txt
+config: 30V_Jan24
+traj_id: 30V_Tra_0
+shape: <class 'numpy.ndarray'>, shape=(3,), dtype=int64
+data: <class 'numpy.ndarray'>, shape=(160, 100, 350), dtype=int64
 ```