From a6f604a54056965f24ab5deb4f86bebfe0826506 Mon Sep 17 00:00:00 2001
From: Thomas Kluyver <thomas@kluyver.me.uk>
Date: Wed, 28 Mar 2018 11:08:20 +0200
Subject: [PATCH] No need for copy

---
 notebook/tests/selenium/utils.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/notebook/tests/selenium/utils.py b/notebook/tests/selenium/utils.py
index b2e331d3b..18156feee 100644
--- a/notebook/tests/selenium/utils.py
+++ b/notebook/tests/selenium/utils.py
@@ -170,8 +170,8 @@ class Notebook:
                 self.add_cell(cell_type=cell_type,
                               content=value)
     
-    def extend(self, value):
-        self.append(*copy(value))
+    def extend(self, values):
+        self.append(*values)
     
     def run_all(self):
         for cell in self: