remove virials key

Author: link89

dpdata/plugins/ase.py

@@ -62,9 +62,8 @@ def from_labeled_system(self, atoms: ase.Atoms, **kwargs) -> dict:
         """Convert ase.Atoms to a LabeledSystem. Energies and forces
         are calculated by the calculator.
 
-        Note that this method will try to load virials from the following sources:
+        Note that this method will try to load virial from the following sources:
         - atoms.info['virial']
-        - atoms.info['virials']
         - converted from stress tensor
 
         Parameters
@@ -101,8 +100,6 @@ def from_labeled_system(self, atoms: ase.Atoms, **kwargs) -> dict:
 
         # try to get virials from different sources
         virials = atoms.info.get("virial")
-        if virials is None:
-            virials = atoms.info.get("virials")
         if virials is None:
             try:
                 stress = atoms.get_stress(False)