Fix merge

Daniel Saxton · Daniel Saxton · commit 2067c1a0f6d6 · 2019-09-08T20:13:22.000-04:00
diff --git a/pandas/core/apply.py b/pandas/core/apply.py
@@ -206,7 +206,6 @@ def apply_empty_result(self):
         if not should_reduce:
             try:
                 r = self.f(Series([]))
-                should_reduce = not isinstance(r, Series)
             except Exception:
                 pass
             else:
