Merge pull request #1234 from WardLT/faster_equality

Added shortcut if structures is equal to self
materialsproject · Aug 10, 2018 · 10cf55a · 10cf55a
2 parents 4311bac + 5259505
commit 10cf55a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/pymatgen/core/structure.py b/pymatgen/core/structure.py
@@ -722,6 +722,8 @@ def matches(self, other, **kwargs):
         return m.fit(Structure.from_sites(self), Structure.from_sites(other))
 
     def __eq__(self, other):
+        if other is self:
+            return True
         if other is None:
             return False
         if len(self) != len(other):