diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/api/api.tex | 59 |
1 files changed, 52 insertions, 7 deletions
diff --git a/Doc/api/api.tex b/Doc/api/api.tex index a124db3..31ba95e 100644 --- a/Doc/api/api.tex +++ b/Doc/api/api.tex @@ -1923,6 +1923,40 @@ that has been interned, or a new (``owned'') reference to an earlier interned string object with the same value. \end{cfuncdesc} +\begin{cfuncdesc}{PyObject*}{PyString_Decode}{const char *s, + int size, + const char *encoding, + const char *errors} +Create a string object by decoding \var{size} bytes of the encoded +buffer \var{s}. \var{encoding} and \var{errors} have the same meaning +as the parameters of the same name in the unicode() builtin +function. The codec to be used is looked up using the Python codec +registry. Returns \NULL{} in case an exception was raised by the +codec. +\end{cfuncdesc} + +\begin{cfuncdesc}{PyObject*}{PyString_Encode}{const Py_UNICODE *s, + int size, + const char *encoding, + const char *errors} +Encodes the \ctype{Py_UNICODE} buffer of the given size and returns a +Python string object. \var{encoding} and \var{errors} have the same +meaning as the parameters of the same name in the string .encode() +method. The codec to be used is looked up using the Python codec +registry. Returns \NULL{} in case an exception was raised by the +codec. +\end{cfuncdesc} + +\begin{cfuncdesc}{PyObject*}{PyString_AsEncodedString}{PyObject *unicode, + const char *encoding, + const char *errors} +Encodes a string object and returns the result as Python string +object. \var{encoding} and \var{errors} have the same meaning as the +parameters of the same name in the string .encode() method. The codec +to be used is looked up using the Python codec registry. Returns +\NULL{} in case an exception was raised by the codec. +\end{cfuncdesc} + \subsection{Unicode Objects \label{unicodeObjects}} \sectionauthor{Marc-Andre Lemburg}{mal@lemburg.com} @@ -2076,26 +2110,37 @@ Return a read-only pointer to the Unicode object's internal Return the length of the Unicode object. \end{cfuncdesc} -\begin{cfuncdesc}{PyObject*}{PyUnicode_FromObject}{PyObject *obj} +\begin{cfuncdesc}{PyObject*}{PyUnicode_FromEncodedObject}{PyObject *obj, + const char *encoding, + const char *errors} -Coerce obj to an Unicode object and return a reference with -incremented refcount. +Coerce an encoded object obj to an Unicode object and return a +reference with incremented refcount. Coercion is done in the following way: \begin{enumerate} \item Unicode objects are passed back as-is with incremented - refcount. + refcount. Note: these cannot be decoded; passing a non-NULL + value for encoding will result in a TypeError. \item String and other char buffer compatible objects are decoded - under the assumptions that they contain UTF-8 data. Decoding - is done in "strict" mode. + according to the given encoding and using the error handling + defined by errors. Both can be NULL to have the interface use + the default values (see the next section for details). -\item All other objects raise an exception. +\item All other objects cause an exception. \end{enumerate} The API returns NULL in case of an error. The caller is responsible for decref'ing the returned objects. \end{cfuncdesc} +\begin{cfuncdesc}{PyObject*}{PyUnicode_FromObject}{PyObject *obj} + +Shortcut for PyUnicode_FromEncodedObject(obj, NULL, ``strict'') +which is used throughout the interpreter whenever coercion to +Unicode is needed. +\end{cfuncdesc} + % --- wchar_t support for platforms which support it --------------------- If the platform supports \ctype{wchar_t} and provides a header file |