diff --git a/Doc/ext/newtypes.tex b/Doc/ext/newtypes.tex index 5c1f0ae0189..feed54d1501 100644 --- a/Doc/ext/newtypes.tex +++ b/Doc/ext/newtypes.tex @@ -1151,23 +1151,16 @@ my_dealloc(PyObject *obj) \subsection{Object Presentation} -In Python, there are three ways to generate a textual representation -of an object: the \function{repr()}\bifuncindex{repr} function (or -equivalent back-tick syntax), the \function{str()}\bifuncindex{str} -function, and the \keyword{print} statement. For most objects, the -\keyword{print} statement is equivalent to the \function{str()} -function, but it is possible to special-case printing to a -\ctype{FILE*} if necessary; this should only be done if efficiency is -identified as a problem and profiling suggests that creating a -temporary string object to be written to a file is too expensive. +In Python, there are two ways to generate a textual representation +of an object: the \function{repr()}\bifuncindex{repr} function, and +the \function{str()}\bifuncindex{str} function. (The +\keyword{print} function just calls \function{str()}.) -These handlers are all optional, and most types at most need to -implement the \member{tp_str} and \member{tp_repr} handlers. +These handlers are both optional. \begin{verbatim} reprfunc tp_repr; reprfunc tp_str; - printfunc tp_print; \end{verbatim} The \member{tp_repr} handler should return a string object containing @@ -1750,7 +1743,7 @@ In order to learn how to implement any specific method for your new data type, do the following: Download and unpack the Python source distribution. Go the \file{Objects} directory, then search the C source files for \code{tp_} plus the function you want (for -example, \code{tp_print} or \code{tp_compare}). You will find +example, \code{tp_compare}). You will find examples of the function you want to implement. When you need to verify that an object is an instance of the type