fixup

Author: rhshadrach

pandas/core/apply.py

@@ -442,9 +442,8 @@ def new_list_like(self, method: str) -> DataFrame | Series:
             name = None
             try:
                 if isinstance(a, (tuple, list)):
-                    # Handle name, value pairs
-                    name = a[0]
-                    a = a[1]
+                    # Handle (name, value) pairs
+                    name, a = a
                 new_res = getattr(obj, method)(a)
                 if result_dim is None:
                     result_dim = getattr(new_res, "ndim", 0)