From: Raymond Hettinger <python@rcn.com>
Date: Sun, 6 Jan 2008 22:11:54 +0000 (+0000)
Subject: Speed-up named tuple's _make() constructor.
X-Git-Tag: v2.6a1~707
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=844f71b7e4d8b5cdb61f4800ee14a11f3ee9ad15;p=python

Speed-up named tuple's _make() constructor.
---

diff --git a/Lib/collections.py b/Lib/collections.py
index 39b9229f57..0b86898502 100644
--- a/Lib/collections.py
+++ b/Lib/collections.py
@@ -65,9 +65,9 @@ def namedtuple(typename, field_names, verbose=False):
         def __new__(cls, %(argtxt)s):
             return tuple.__new__(cls, (%(argtxt)s)) \n
         @classmethod
-        def _make(cls, iterable):
+        def _make(cls, iterable, new=tuple.__new__, len=len):
             'Make a new %(typename)s object from a sequence or iterable'
-            result = tuple.__new__(cls, iterable)
+            result = new(cls, iterable)
             if len(result) != %(numfields)d:
                 raise TypeError('Expected %(numfields)d arguments, got %%d' %% len(result))
             return result \n