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80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
/* Example of embedding Python in another program */
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#include "Python.h"
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PyObject* PyInit_xyzzy(void); /* Forward */
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main(int argc, char **argv)
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{
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/* Ignore passed-in argc/argv. If desired, conversion
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should use mbstowcs to convert them. */
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wchar_t *args[] = {L"embed", L"hello", 0};
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/* Pass argv[0] to the Python interpreter */
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Py_SetProgramName(args[0]);
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/* Add a static module */
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PyImport_AppendInittab("xyzzy", PyInit_xyzzy);
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/* Initialize the Python interpreter. Required. */
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Py_Initialize();
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/* Define sys.argv. It is up to the application if you
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want this; you can also let it undefined (since the Python
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code is generally not a main program it has no business
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touching sys.argv...) */
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PySys_SetArgv(2, args);
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/* Do some application specific code */
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printf("Hello, brave new world\n\n");
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/* Execute some Python statements (in module __main__) */
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PyRun_SimpleString("import sys\n");
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PyRun_SimpleString("print(sys.builtin_module_names)\n");
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PyRun_SimpleString("print(sys.modules.keys())\n");
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PyRun_SimpleString("print(sys.executable)\n");
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PyRun_SimpleString("print(sys.argv)\n");
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/* Note that you can call any public function of the Python
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interpreter here, e.g. call_object(). */
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/* Some more application specific code */
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printf("\nGoodbye, cruel world\n");
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/* Exit, cleaning up the interpreter */
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Py_Exit(0);
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/*NOTREACHED*/
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}
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/* A static module */
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/* 'self' is not used */
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static PyObject *
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xyzzy_foo(PyObject *self, PyObject* args)
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{
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return PyLong_FromLong(42L);
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}
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static PyMethodDef xyzzy_methods[] = {
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{"foo", xyzzy_foo, METH_NOARGS,
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"Return the meaning of everything."},
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{NULL, NULL} /* sentinel */
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};
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static struct PyModuleDef xyzzymodule = {
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{}, /* m_base */
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"xyzzy", /* m_name */
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0, /* m_doc */
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0, /* m_size */
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xyzzy_methods, /* m_methods */
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0, /* m_reload */
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0, /* m_traverse */
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0, /* m_clear */
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0, /* m_free */
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};
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PyObject*
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PyInit_xyzzy(void)
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{
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return PyModule_Create(&xyzzymodule);
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}
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