Use builtin sorted, reversed if available.

1 files changed, 13 insertions, 7 deletions

diff --git a/cherrypy/py3util.py b/cherrypy/py3util.py
index ed722dba..afa4c840 100644
--- a/cherrypy/py3util.py
+++ b/cherrypy/py3util.py
@@ -3,11 +3,17 @@ A simple module that helps unify the code between a python2 and python3 library.
 """
 import sys
 
-def sorted(lst):
-    newlst = list(lst)
-    newlst.sort()
-    return newlst
+try:
+    sorted = sorted
+except NameError:
+    def sorted(lst):
+        newlst = list(lst)
+        newlst.sort()
+        return newlst
 
-def reversed(lst):
-    newlst = list(lst)
-    return iter(newlst[::-1])
+try:
+    reversed = reversed
+except NameError:
+    def reversed(lst):
+        newlst = list(lst)
+        return iter(newlst[::-1])