[Python-checkins] r69910 - python/branches/release30-maint/Doc/library/itertools.rst

Mon Feb 23 20:44:00 CET 2009

Author: raymond.hettinger
Date: Mon Feb 23 20:44:00 2009
New Revision: 69910
Log:
Update itertools recipes to use next().
Modified:
 python/branches/release30-maint/Doc/library/itertools.rst
Modified: python/branches/release30-maint/Doc/library/itertools.rst
==============================================================================

--- python/branches/release30-maint/Doc/library/itertools.rst	(original)
+++ python/branches/release30-maint/Doc/library/itertools.rst	Mon Feb 23 20:44:00 2009
@@ -240,14 +240,14 @@
 return self
 def __next__(self):
 while self.currkey == self.tgtkey:
- self.currvalue = next(self.it) # Exit on StopIteration
+ self.currvalue = next(self.it) # Exit on StopIteration
 self.currkey = self.keyfunc(self.currvalue)
 self.tgtkey = self.currkey
 return (self.currkey, self._grouper(self.tgtkey))
 def _grouper(self, tgtkey):
 while self.currkey == tgtkey:
 yield self.currvalue
- self.currvalue = next(self.it) # Exit on StopIteration
+ self.currvalue = next(self.it) # Exit on StopIteration
 self.currkey = self.keyfunc(self.currvalue)
 
 
@@ -566,8 +566,7 @@
 def pairwise(iterable):
 "s -> (s0,s1), (s1,s2), (s2, s3), ..."
 a, b = tee(iterable)
- for elem in b:
- break
+ next(b, None)
 return zip(a, b)
 
 def grouper(n, iterable, fillvalue=None):
