[Python-checkins] r63564 - python/trunk/Doc/library/struct.rst
raymond.hettinger
python-checkins at python.org
Fri May 23 19:21:44 CEST 2008
Author: raymond.hettinger
Date: Fri May 23 19:21:44 2008
New Revision: 63564
Log:
Issue 2909: show how to name unpacked fields.
Modified:
python/trunk/Doc/library/struct.rst
Modified: python/trunk/Doc/library/struct.rst
==============================================================================
--- python/trunk/Doc/library/struct.rst (original)
+++ python/trunk/Doc/library/struct.rst Fri May 23 19:21:44 2008
@@ -233,6 +233,16 @@
native size and alignment are in effect; standard size and alignment does not
enforce any alignment.
+Unpacked fields can be named by assigning them to variables or by wrapping
+the result in a named tuple::
+
+ >>> record = 'raymond \x32\x12\x08\x01\x08'
+ >>> name, serialnum, school, gradelevel = unpack('<10sHHb', record)
+
+ >>> from collections import namedtuple
+ >>> Student = namedtuple('Student', 'name serialnum school gradelevel')
+ >>> Student._make(unpack('<10sHHb', s))
+ Student(name='raymond ', serialnum=4658, school=264, gradelevel=8)
.. seealso::
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