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Diffstat (limited to 'Doc/ref/ref6.tex')
| -rw-r--r-- | Doc/ref/ref6.tex | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Doc/ref/ref6.tex b/Doc/ref/ref6.tex index 1f1486bac7..3089b1af38 100644 --- a/Doc/ref/ref6.tex +++ b/Doc/ref/ref6.tex @@ -482,6 +482,16 @@ difficulty is that there's no guarantee the generator will ever be resumed, hence no guarantee that the \keyword{finally} block will ever get executed. +\note{In Python 2.2, the \keyword{yield} statement is only allowed +when the \code{generators} feature has been enabled. It will always +be enabled in Python 2.3. This \code{__future__} import statment can +be used to enable the feature:} + +\begin{verbatim} +from __future__ import generators +\end{verbatim} + + \begin{seealso} \seepep{0255}{Simple Generators} {The proposal for adding generators and the \keyword{yield} |