Terrible bug in the stress tensor

Author: mesonepigreco

Modules/Ensemble.py

@@ -1804,7 +1804,7 @@ def get_stress_tensor(self, offset_stress = None, add_centroid_contrib = False,
         nat = super_dyn.structure.N_atoms 
 
         # Volume bohr^3
-        volume = np.linalg.det(super_dyn.structure.unit_cell) * __A_TO_BOHR__**3
+        volume = super_dyn.structure.get_volume() * __A_TO_BOHR__**3
 
 
         # Get the correctly shaped polarization vectors