convert lists to np.array (#101)

* convert lists to np.array

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

znh5md/format.py

@@ -160,7 +160,9 @@ def extract_atoms_data(atoms: ase.Atoms) -> ASEData:
         for key, result in atoms.calc.results.items():
             if key not in all_properties:
                 uses_calc.append(key)
-            value = np.array(result) if isinstance(result, (int, float)) else result
+            value = (
+                np.array(result) if isinstance(result, (int, float, list)) else result
+            )
             if value.ndim > 1 and value.shape[0] == len(atomic_numbers):
                 particles[key if key != "forces" else "force"] = value
             else: