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| author | Raymond Hettinger <python@rcn.com> | 2007-12-14 19:19:59 +0000 |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2007-12-14 19:19:59 +0000 |
| commit | 07ae83f8400702a78825204751604b98b6f69c65 (patch) | |
| tree | 857a958d537304f4a4709e70b5a31c2352ed1619 /Lib/collections.py | |
| parent | adbda844d0782a64a278561f08bdf7b0d8218bdb (diff) | |
| download | cpython-git-07ae83f8400702a78825204751604b98b6f69c65.tar.gz | |
Faster and simpler _replace() method
Diffstat (limited to 'Lib/collections.py')
| -rw-r--r-- | Lib/collections.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/collections.py b/Lib/collections.py index c3173db9da..be4d4fdc6f 100644 --- a/Lib/collections.py +++ b/Lib/collections.py @@ -71,7 +71,7 @@ def namedtuple(typename, field_names, verbose=False): return dict(zip(%(field_names)r, self)) \n def _replace(self, **kwds): 'Return a new %(typename)s object replacing specified fields with new values' - return %(typename)s(**dict(zip(%(field_names)r, self), **kwds)) \n\n''' % locals() + return %(typename)s(*map(kwds.get, %(field_names)r, self)) \n\n''' % locals() for i, name in enumerate(field_names): template += ' %s = property(itemgetter(%d))\n' % (name, i) if verbose: |