mirror of https://github.com/python/cpython
78 lines
1.6 KiB
C
78 lines
1.6 KiB
C
/* Example of embedding Python in another program */
|
|
|
|
#include "Python.h"
|
|
|
|
static char *argv0;
|
|
|
|
void initxyzzy(); /* Forward */
|
|
|
|
main(argc, argv)
|
|
int argc;
|
|
char **argv;
|
|
{
|
|
/* Save a copy of argv0 */
|
|
argv0 = argv[0];
|
|
|
|
/* Initialize the Python interpreter. Required. */
|
|
Py_Initialize();
|
|
|
|
/* Add a static module */
|
|
initxyzzy();
|
|
|
|
/* Define sys.argv. It is up to the application if you
|
|
want this; you can also let it undefined (since the Python
|
|
code is generally not a main program it has no business
|
|
touching sys.argv...) */
|
|
PySys_SetArgv(argc, argv);
|
|
|
|
/* Do some application specific code */
|
|
printf("Hello, brave new world\n\n");
|
|
|
|
/* Execute some Python statements (in module __main__) */
|
|
PyRun_SimpleString("import sys\n");
|
|
PyRun_SimpleString("print sys.builtin_module_names\n");
|
|
PyRun_SimpleString("print sys.modules.keys()\n");
|
|
PyRun_SimpleString("print sys.argv\n");
|
|
|
|
/* Note that you can call any public function of the Python
|
|
interpreter here, e.g. call_object(). */
|
|
|
|
/* Some more application specific code */
|
|
printf("\nGoodbye, cruel world\n");
|
|
|
|
/* Exit, cleaning up the interpreter */
|
|
Py_Exit(0);
|
|
/*NOTREACHED*/
|
|
}
|
|
|
|
/* This function is called by the interpreter to get its own name */
|
|
char *
|
|
getprogramname()
|
|
{
|
|
return argv0;
|
|
}
|
|
|
|
/* A static module */
|
|
|
|
static PyObject *
|
|
xyzzy_foo(self, args)
|
|
PyObject *self; /* Not used */
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_ParseTuple(args, ""))
|
|
return NULL;
|
|
return PyInt_FromLong(42L);
|
|
}
|
|
|
|
static PyMethodDef xyzzy_methods[] = {
|
|
{"foo", xyzzy_foo, 1},
|
|
{NULL, NULL} /* sentinel */
|
|
};
|
|
|
|
void
|
|
initxyzzy()
|
|
{
|
|
PyImport_AddModule("xyzzy");
|
|
Py_InitModule("xyzzy", xyzzy_methods);
|
|
}
|