diff options
Diffstat (limited to 'Doc/lib/libpickle.tex')
| -rw-r--r-- | Doc/lib/libpickle.tex | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Doc/lib/libpickle.tex b/Doc/lib/libpickle.tex index 3107114..8885ade 100644 --- a/Doc/lib/libpickle.tex +++ b/Doc/lib/libpickle.tex @@ -30,13 +30,13 @@ store them in a database. The module to pickle and unpickle objects on DBM-style database files. -\strong{Note:} The \module{pickle} module is rather slow. A +\note{The \module{pickle} module is rather slow. A reimplementation of the same algorithm in C, which is up to 1000 times faster, is available as the \refmodule{cPickle}\refbimodindex{cPickle} module. This has the same interface except that \class{Pickler} and \class{Unpickler} are factory functions, not classes (so they cannot be used as base classes -for inheritance). +for inheritance).} Although the \module{pickle} module can use the built-in module \refmodule{marshal}\refbimodindex{marshal} internally, it differs from @@ -110,11 +110,11 @@ Furthermore, all its instance variables must be picklable. \setindexsubitem{(pickle protocol)} When a pickled class instance is unpickled, its \method{__init__()} method -is normally \emph{not} invoked. \strong{Note:} This is a deviation +is normally \emph{not} invoked. \note{This is a deviation from previous versions of this module; the change was introduced in -Python 1.5b2. The reason for the change is that in many cases it is +Python 1.5. The reason for the change is that in many cases it is desirable to have a constructor that requires arguments; it is a -(minor) nuisance to have to provide a \method{__getinitargs__()} method. +(minor) nuisance to have to provide a \method{__getinitargs__()} method.} If it is desirable that the \method{__init__()} method be called on unpickling, a class can define a method \method{__getinitargs__()}, |