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author | Georg Brandl <georg@python.org> | 2007-08-15 14:27:07 (GMT) |
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committer | Georg Brandl <georg@python.org> | 2007-08-15 14:27:07 (GMT) |
commit | 739c01d47b9118d04e5722333f0e6b4d0c8bdd9e (patch) | |
tree | f82b450d291927fc1758b96d981aa0610947b529 /Doc/lib/libdumbdbm.tex | |
parent | 2d1649094402ef393ea2b128ba2c08c3937e6b93 (diff) | |
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diff --git a/Doc/lib/libdumbdbm.tex b/Doc/lib/libdumbdbm.tex deleted file mode 100644 index d0917be..0000000 --- a/Doc/lib/libdumbdbm.tex +++ /dev/null @@ -1,63 +0,0 @@ -\section{\module{dumbdbm} --- - Portable DBM implementation} - -\declaremodule{standard}{dumbdbm} -\modulesynopsis{Portable implementation of the simple DBM interface.} - -\index{databases} - -\begin{notice} -The \module{dumbdbm} module is intended as a last resort fallback for -the \refmodule{anydbm} module when no more robust module is available. -The \module{dumbdbm} module is not written for speed and is not nearly as -heavily used as the other database modules. -\end{notice} - -The \module{dumbdbm} module provides a persistent dictionary-like interface -which is written entirely in Python. Unlike other modules such as -\refmodule{gdbm} and \refmodule{bsddb}, no external library is required. As -with other persistent mappings, the keys and values must always be strings. - -The module defines the following: - -\begin{excdesc}{error} -Raised on dumbdbm-specific errors, such as I/O errors. \exception{KeyError} -is raised for general mapping errors like specifying an incorrect key. -\end{excdesc} - -\begin{funcdesc}{open}{filename\optional{, flag\optional{, mode}}} -Open a dumbdbm database and return a dumbdbm object. The \var{filename} -argument is the basename of the database file (without any specific -extensions). When a dumbdbm database is created, files with \file{.dat} and -\file{.dir} extensions are created. - -The optional \var{flag} argument is currently ignored; the database is -always opened for update, and will be created if it does not exist. - -The optional \var{mode} argument is the \UNIX{} mode of the file, used -only when the database has to be created. It defaults to octal -\code{0666} (and will be modified by the prevailing umask). -\versionchanged[The \var{mode} argument was ignored in earlier - versions]{2.2} -\end{funcdesc} - - -\begin{seealso} - \seemodule{anydbm}{Generic interface to \code{dbm}-style databases.} - \seemodule{dbm}{Similar interface to the DBM/NDBM library.} - \seemodule{gdbm}{Similar interface to the GNU GDBM library.} - \seemodule{shelve}{Persistence module which stores non-string data.} - \seemodule{whichdb}{Utility module used to determine the type of an - existing database.} -\end{seealso} - - -\subsection{Dumbdbm Objects \label{dumbdbm-objects}} - -In addition to the methods provided by the \class{UserDict.DictMixin} class, -\class{dumbdbm} objects provide the following methods. - -\begin{methoddesc}[dumbdbm]{sync}{} -Synchronize the on-disk directory and data files. This method is called by -the \method{sync} method of \class{Shelve} objects. -\end{methoddesc} |