code:

import pysqrt_c
print pysqrt_c.sqrt_speed_test(1.0,2.0,3.0)

code:

#include <Python.h>
#include <math.h>

static PyObject* pysqrt_speed_test(PyObject* self, PyObject *args) {
  double x,y,z,r;
  if (!PyArg_ParseTuple(args, "ddd", &x, &y, &z)) return NULL;
  int i,j;
  for (i=0; i<3001; i++) {
    for (j=0; j<1000001; j++) {
      r=sqrt(x*x+y*y+z*z);
    }
  }
  return Py_BuildValue("d",r);
}

static PyMethodDef ModuleMethods[] = {
  {"sqrt_speed_test", pysqrt_speed_test, METH_VARARGS, "sqrt speed test"},
  {NULL, NULL, 0, NULL}
};

PyMODINIT_FUNC initpysqrt_c(void) {
  PyObject *m;
  m = Py_InitModule("pysqrt_c", ModuleMethods);
  if (!m) { return; }
}

int main(int argc, char **argv) {
  Py_SetProgramName(argv[0]);
  Py_Initialize();
  initpysqrt_c();
  return 0;
}

code:

$ gcc -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7/ -c pysqrt_c.c
$ gcc pysqrt_c.o -lpython -o pysqrt_c.so
$ time python 1.py
3.74165738677

real	0m12.027s
user	0m12.013s
sys	0m0.013s

Quote:

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Ты ваще не понял что тебе horror посоветовал, между прочим.

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Quote:

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зацени pypy

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