Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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/* This file defines an internal function for processing default arguments
with proxy classes.
There seems to be no straightforward way to write proxy functions
involving default arguments. For example :
def foo(arg1,arg2,*args):
proxyc.foo(arg1,arg2,args)
This fails because args is now a tuple and SWIG doesn't know what to
do with it.
This file allows a different approach :
def foo(arg1,arg2,*args):
proxyc.__call_defarg(proxyc.foo,(arg1,arg2,)+args)
Basically, we form a new tuple from the object, call this special
__call_defarg method and it passes control to the real wrapper function.
An ugly hack, but it works.
*/
SWIGINTERN PyObject *swig_call_defargs(PyObject *self, PyObject *args) {
PyObject *func;
PyObject *parms;
if (!PyArg_ParseTuple(args,"OO",&func,&parms))
return NULL;
if (!PyCallable_Check(func)) {
SWIG_PYTHON_THREAD_BEGIN_BLOCK;
PyErr_SetString(PyExc_TypeError, "__call_defarg : Need a callable object!");
SWIG_PYTHON_THREAD_END_BLOCK;
return NULL;
}
return PyEval_CallObject(func,parms);
}