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Diffstat (limited to 'Doc/lib/libpickle.tex')
| -rw-r--r-- | Doc/lib/libpickle.tex | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/Doc/lib/libpickle.tex b/Doc/lib/libpickle.tex index 128b29d..cb054a7 100644 --- a/Doc/lib/libpickle.tex +++ b/Doc/lib/libpickle.tex @@ -1,4 +1,5 @@ \section{Standard Module \sectcode{pickle}} +\label{module-pickle} \stmodindex{pickle} \index{persistency} \indexii{persistent}{objects} @@ -133,30 +134,30 @@ The interface can be summarized as follows. To pickle an object \code{x} onto a file \code{f}, open for writing: -\begin{verbatim} +\bcode\begin{verbatim} p = pickle.Pickler(f) p.dump(x) -\end{verbatim} - +\end{verbatim}\ecode +% A shorthand for this is: -\begin{verbatim} +\bcode\begin{verbatim} pickle.dump(x, f) -\end{verbatim} - +\end{verbatim}\ecode +% To unpickle an object \code{x} from a file \code{f}, open for reading: -\begin{verbatim} +\bcode\begin{verbatim} u = pickle.Unpickler(f) x = u.load() -\end{verbatim} - +\end{verbatim}\ecode +% A shorthand is: -\begin{verbatim} +\bcode\begin{verbatim} x = pickle.load(f) -\end{verbatim} - +\end{verbatim}\ecode +% The \code{Pickler} class only calls the method \code{f.write} with a string argument. The \code{Unpickler} calls the methods \code{f.read} (with an integer argument) and \code{f.readline} (without argument), |