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diff --git a/Doc/libtoken.tex b/Doc/libtoken.tex new file mode 100644 index 0000000000..816abc7d57 --- /dev/null +++ b/Doc/libtoken.tex @@ -0,0 +1,38 @@ +\section{Standard Module \sectcode{token}} +\label{module-token} +\stmodindex{token} + +This module provides constants which represent the numeric values of +leaf nodes of the parse tree (terminal tokens). Refer to the file +\file{Grammar/Grammar} in the Python distribution for the defintions +of the names in the context of the language grammar. The specific +numeric values which the names map to may change between Python +versions. + +This module also provides one data object and some functions. The +functions mirror definitions in the Python C header files. + +\setindexsubitem{(in module token)} + + +\begin{datadesc}{tok_name} +Dictionary mapping the numeric values of the constants defined in this +module back to name strings, allowing more human-readable +representation of parse trees to be generated. +\end{datadesc} + +\begin{funcdesc}{ISTERMINAL}{x} +Return true for terminal token values. +\end{funcdesc} + +\begin{funcdesc}{ISNONTERMINAL}{x} +Return true for non-terminal token values. +\end{funcdesc} + +\begin{funcdesc}{ISEOF}{x} +Return true if \var{x} is the marker indicating the end of input. +\end{funcdesc} + +\begin{seealso} +\seemodule{parser}{second example uses this module} +\end{seealso} |
