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python/src/object/iterator.cpp
Dave Abrahams bec2de08fe Use make_function uniformly to build callable objects.
Fix wstring support so it doesn't break gcc2.95.x, which has no wstring.

Modify CallPolicies protocol so it can safely adjust the argument tuple.


[SVN r20090]
2003-09-17 21:36:53 +00:00

41 lines
1.0 KiB
C++

// Copyright David Abrahams 2002. Permission to copy, use,
// modify, sell and distribute this software is granted provided this
// copyright notice appears in all copies. This software is provided
// "as is" without express or implied warranty, and with no claim as
// to its suitability for any purpose.
#include <boost/python/object/iterator_core.hpp>
#include <boost/python/object/function_object.hpp>
#include <boost/bind.hpp>
#include <boost/mpl/vector/vector10.hpp>
namespace boost { namespace python { namespace objects {
namespace
{
PyObject* identity(PyObject* args_, PyObject*)
{
PyObject* x = PyTuple_GET_ITEM(args_,0);
Py_INCREF(x);
return x;
}
}
BOOST_PYTHON_DECL object const& identity_function()
{
static object result(
function_object(
py_function(&identity, mpl::vector2<PyObject*,PyObject*>())
)
);
return result;
}
void stop_iteration_error()
{
PyErr_SetObject(PyExc_StopIteration, Py_None);
throw_error_already_set();
}
}}} // namespace boost::python::objects