Totally avoid any kind of copy

hmaarrfk · Oct 26, 2022 · b528234 · b528234
1 parent 48334c6
commit b528234
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/xarray/core/alignment.py b/xarray/core/alignment.py
@@ -549,8 +549,11 @@ def reindex_all(self) -> None:
     def align(self) -> None:
         if not self.indexes and len(self.objects) == 1:
             # fast path for the trivial case
-            (obj,) = self.objects
-            self.results = (obj.copy(deep=self.copy),)
+            if self.copy:
+                (obj,) = self.objects
+                self.results = (obj.copy(deep=True),)
+            else:
+                self.results = self.objects
             return
 
         self.find_matching_indexes()