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Clarify when iter() is first called in generator expressions.

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Raymond Hettinger 2004-05-20 22:59:26 +00:00
parent 8bc81fc5c7
commit 956e4f792f
1 changed files with 3 additions and 3 deletions
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6
Doc/whatsnew/whatsnew24.tex
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@ -105,13 +105,13 @@ friendly than equivalent list comprehensions.
is equivalent to: is equivalent to:
\begin{verbatim} \begin{verbatim}
def _generator(exp): def __gen(exp):
for var1 in exp: for var1 in exp:
for var2 in exp2: for var2 in exp2:
if exp3: if exp3:
yield tgtexp yield tgtexp
g = _generator(exp1) g = __gen(iter(exp1))
del _generator del __gen
\end{verbatim} \end{verbatim}
The advantage over full generator definitions is in economy of The advantage over full generator definitions is in economy of