PERF: fix placement when slicing a Series (pandas-dev#33324)

linxiaow · Apr 6, 2020 · 1e5afdc · 1e5afdc
1 parent f4281ca
commit 1e5afdc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pandas/core/internals/managers.py b/pandas/core/internals/managers.py
@@ -1568,7 +1568,7 @@ def get_slice(self, slobj: slice, axis: int = 0) -> "SingleBlockManager":
 
         blk = self._block
         array = blk._slice(slobj)
-        block = blk.make_block_same_class(array, placement=range(len(array)))
+        block = blk.make_block_same_class(array, placement=slice(0, len(array)))
         return type(self)(block, self.index[slobj])
 
     @property