description since while there, it is useless and ignored, according to Tim's
commen. (PyInt_FromString is also not described, but PyLong_FromString is.
Is the former deprecated?)
\versionadded{2.2}
\end{cfuncdesc}
+\begin{cfuncdesc}{PyObject*}{PyFloat_FromString}{PyObject *str}
+ Creates a \ctype{PyFloatObject} object based on the string value in
+ \var{str}, or \NULL{} on failure.
+\end{cfuncdesc}
+
\begin{cfuncdesc}{PyObject*}{PyFloat_FromDouble}{double v}
Creates a \ctype{PyFloatObject} object from \var{v}, or \NULL{} on
failure.