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'functional' module was renamed to 'functools'

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Andrew M. Kuchling 2006-05-31 13:18:56 +00:00
parent bd16bce81f
commit 0d272bbccf
1 changed files with 6 additions and 6 deletions
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12
Doc/whatsnew/whatsnew25.tex
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@ -125,7 +125,7 @@ Wouters.}
%======================================================================
\section{PEP 309: Partial Function Application\label{pep-309}}
The \module{functional} module is intended to contain tools for
The \module{functools} module is intended to contain tools for
functional-style programming. Currently it only contains a
\class{partial()} function, but new functions will probably be added
in future versions of Python.
@ -136,7 +136,7 @@ parameters filled in. Consider a Python function \code{f(a, b, c)};
you could create a new function \code{g(b, c)} that was equivalent to
\code{f(1, b, c)}. This is called ``partial function application'',
and is provided by the \class{partial} class in the new
\module{functional} module.
\module{functools} module.
The constructor for \class{partial} takes the arguments
\code{(\var{function}, \var{arg1}, \var{arg2}, ...
@ -147,18 +147,18 @@ with the filled-in arguments.
Here's a small but realistic example:
\begin{verbatim}
import functional
import functools
def log (message, subsystem):
"Write the contents of 'message' to the specified subsystem."
print '%s: %s' % (subsystem, message)
...
server_log = functional.partial(log, subsystem='server')
server_log = functools.partial(log, subsystem='server')
server_log('Unable to open socket')
\end{verbatim}
Here's another example, from a program that uses PyGTk. Here a
Here's another example, from a program that uses PyGTK. Here a
context-sensitive pop-up menu is being constructed dynamically. The
callback provided for the menu option is a partially applied version
of the \method{open_item()} method, where the first argument has been
@ -170,7 +170,7 @@ class Application:
def open_item(self, path):
...
def init (self):
open_func = functional.partial(self.open_item, item_path)
open_func = functools.partial(self.open_item, item_path)
popup_menu.append( ("Open", open_func, 1) )
\end{verbatim}