diff --git a/Doc/whatsnew/whatsnew24.tex b/Doc/whatsnew/whatsnew24.tex index de06e9eca14..5967d6d2b2c 100644 --- a/Doc/whatsnew/whatsnew24.tex +++ b/Doc/whatsnew/whatsnew24.tex @@ -273,12 +273,13 @@ yellow 5 method. Previously, the pre-sizing optimization only applied to sequence arguments. -\item The unbound methods \method{list.__getitem__()}, +\item The methods \method{list.__getitem__()}, \method{dict.__getitem__()}, and \method{dict.__contains__()} are are now implemented as \class{method_descriptor} objects rather than \class{wrapper_descriptor} objects. This form of optimized access doubles their performance and makes them more suitable for - use as arguments to functionals: \samp{map(dict.__contains__, mydict)}. + use as arguments to functionals: + \samp{map(mydict.__getitem__, keylist)}. \end{itemize}