fix TypeError in SpacegroupAnalyzer.get_symmetrized_structure() if sp…

…glib returns no symmetries
materialsproject · Nov 7, 2022 · fb2fc72 · fb2fc72
1 parent 940e9fe
commit fb2fc72
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/pymatgen/symmetry/analyzer.py b/pymatgen/symmetry/analyzer.py
@@ -217,6 +217,8 @@ def _get_symmetry(self):
             vectors in scaled positions.
         """
         d = spglib.get_symmetry(self._cell, symprec=self._symprec, angle_tolerance=self._angle_tol)
+        if d is None:
+            return (), ()
         # Sometimes spglib returns small translation vectors, e.g.
         # [1e-4, 2e-4, 1e-4]
         # (these are in fractional coordinates, so should be small denominator