root / Pi / C / examples / capi / fibmodule.c @ 308
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#include <Python.h> |
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int _fib(int n) |
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{
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if (n < 2) |
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return n;
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else
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return _fib(n-1) + _fib(n-2); |
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} |
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static PyObject* fib(PyObject* self, PyObject* args)
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{
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int n;
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if (!PyArg_ParseTuple(args, "i", &n)) |
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return NULL; |
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return Py_BuildValue("i", _fib(n)); |
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} |
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static PyMethodDef FibMethods[] = {
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{"fib", fib, METH_VARARGS, "Calculate the Fibonacci numbers."},
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{NULL, NULL, 0, NULL}
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}; |
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PyMODINIT_FUNC |
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initfib(void)
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{
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(void) Py_InitModule("fib", FibMethods); |
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} |