Update pyiron_atomistics/sphinx/base.py

using self.generic.cell

Co-authored-by: Sam Dareska <37879103+samwaseda@users.noreply.github.com>

pyiron_atomistics/sphinx/base.py

@@ -2146,7 +2146,8 @@ def get_last(arr):
             self.generic.energy_pot = self.generic.dft.energy_free
         if "positions" not in self.generic.list_nodes():
             self.generic.positions = np.array([self._job.structure.positions])
-        if "cells" not in self.generic.list_nodes():
+        if "cells" not in self.generic.list_nodes() and "cell" in self.generic.list_nodes():
+            self.generic.cells = self.generic.cell
             self.generic.cells = np.tile(np.array([self._job.structure.cell.tolist()]),
                                          (len(self.generic.dft.energy_free),1,1))
         self.generic.to_hdf(hdf=hdf)