fix c-contigous problem

MolecularNodes/assembly/mmtf.py

@@ -41,7 +41,7 @@ def get_transformations(self, assembly_id):
             chain_ids = np.array(self._file["chainNameList"], dtype="U4")
             affected_chain_ids = chain_ids[transform["chainIndexList"]]
             transformations.append((
-                affected_chain_ids,
+                affected_chain_ids.tolist(),
                 matrix[:3, :3].tolist(),
                 matrix[:3, 3].tolist()
             ))

MolecularNodes/obj.py

@@ -84,11 +84,11 @@ def add_attribute(object: bpy.types.Object, name: str, data, type="FLOAT", domai
         att = object.data.attributes.new(name, type, domain)
         # currently vectors have to be added as a 1d array. may change in the future
         # but currently must be reshaped then added as a 'vector' but supplying a 1d array
-        vec_1d = data.reshape(len(data) * 3)
+        vec_1d = data.reshape(len(data) * 3).copy(order = 'c')
         att.data.foreach_set('vector', vec_1d)
     else:
         att = object.data.attributes.new(name, type, domain)
-        att.data.foreach_set('value', data)
+        att.data.foreach_set('value', data.copy(order = 'c'))
 
     return att
 

tests/test_load.py

@@ -172,7 +172,6 @@ def test_1cd3_bio_assembly(snapshot):
     # Results shows the same number of atoms and atom positions are resulting from the 
     # different import methods so it still works
     positions = [np.sort(mn.obj.get_attribute(obj, 'position'), axis = 0, kind = 'quicksort')[::-1] for obj in objects]
-    print(positions)
     assert np.allclose(positions[0], positions[1], atol = 1e-4)
 
     # TODO: for some reason when opening from .CIF files, we are ending up with double the