diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/tut.tex | 32 | ||||
| -rw-r--r-- | Doc/tut/tut.tex | 32 |
2 files changed, 62 insertions, 2 deletions
diff --git a/Doc/tut.tex b/Doc/tut.tex index 191babb..df9d8fa 100644 --- a/Doc/tut.tex +++ b/Doc/tut.tex @@ -3625,11 +3625,30 @@ shopkeeper : Michael Palin sketch : Cheese Shop Sketch \end{verbatim} -Side effects of this change include: +Consequences of this change include: \begin{itemize} \item +The built-in function \code{apply()} now has an optional third +argument, which is a dictionary specifying any keyword arguments to be +passed. For example, +\begin{verbatim} +apply(parrot, (), {'voltage': 20, 'action': 'voomm'}) +\end{verbatim} +is equivalent to +\begin{verbatim} +parrot(voltage=20, action='voomm') +\end{verbatim} + +\item +There is also a mechanism for functions and methods defined in an +extension module (i.e., implemented in C or C++) to receive a +dictionary of their keyword arguments. By default, such functions do +not accept keyword arguments, since the argument names are not +available to the interpreter. + +\item In the effort of implementing keyword arguments, function and especially method calls have been sped up significantly -- for a method with ten formal parameters, the call overhead has been cut in @@ -3749,6 +3768,17 @@ output of expression statements that evaluate to something else than \begin{itemize} \item +There are new module \code{ni} and \code{ihooks} that support +importing modules with hierarchical names such as \code{A.B.C}. This +is enabled by writing \code{import ni; ni.ni()} at the very top of the +main program. These modules are amply documented in the Python +source. + +\item +The module \code{rexec} has been rewritten (incompatibly) to define a +class and to use \code{ihooks}. + +\item The \code{string.split()} and \code{string.splitfields()} functions are now the same function (the presence or absence of the second argument determines which operation is invoked); similar for diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex index 191babb..df9d8fa 100644 --- a/Doc/tut/tut.tex +++ b/Doc/tut/tut.tex @@ -3625,11 +3625,30 @@ shopkeeper : Michael Palin sketch : Cheese Shop Sketch \end{verbatim} -Side effects of this change include: +Consequences of this change include: \begin{itemize} \item +The built-in function \code{apply()} now has an optional third +argument, which is a dictionary specifying any keyword arguments to be +passed. For example, +\begin{verbatim} +apply(parrot, (), {'voltage': 20, 'action': 'voomm'}) +\end{verbatim} +is equivalent to +\begin{verbatim} +parrot(voltage=20, action='voomm') +\end{verbatim} + +\item +There is also a mechanism for functions and methods defined in an +extension module (i.e., implemented in C or C++) to receive a +dictionary of their keyword arguments. By default, such functions do +not accept keyword arguments, since the argument names are not +available to the interpreter. + +\item In the effort of implementing keyword arguments, function and especially method calls have been sped up significantly -- for a method with ten formal parameters, the call overhead has been cut in @@ -3749,6 +3768,17 @@ output of expression statements that evaluate to something else than \begin{itemize} \item +There are new module \code{ni} and \code{ihooks} that support +importing modules with hierarchical names such as \code{A.B.C}. This +is enabled by writing \code{import ni; ni.ni()} at the very top of the +main program. These modules are amply documented in the Python +source. + +\item +The module \code{rexec} has been rewritten (incompatibly) to define a +class and to use \code{ihooks}. + +\item The \code{string.split()} and \code{string.splitfields()} functions are now the same function (the presence or absence of the second argument determines which operation is invoked); similar for |