On Wed, 04 Jun 2008 14:10:51 +0000, Ivan Illarionov wrote: > On Mon, 02 Jun 2008 00:32:33 -0700, gianluca wrote: > >> Hy, I've a problem with may python library generated with swig from C >> code. I works and I can access all function but a simèple function >> that print a string don't work's. >> The function is like this: >> int PrintTEST() >> { >> printf("TEST "); >> return 1; >> } >> >> If I call the function (myDLL.PrintTEST() ) the function print only the >> returned value, not the string "TEST". Could anybody help me? >> >> Thanks >> >> Gianluca > > Hi! > > Here's "Hello world" in Python C API: > > 1. create 'hello.c' file with the following content: #include <Python.h> > > PyObject* > hello(PyObject* self) > { > printf("Hello world!\n"); > Py_RETURN_NONE; > } > > static PyMethodDef functions[] = { > {"hello", (PyCFunction)hello, METH_NOARGS}, {NULL, NULL, 0, > NULL}, > }; > > DL_EXPORT(void) > init_hello(void) > { > Py_InitModule("_hello", functions); > } > > 2. create 'buildme.py' file with this content: import os > import sys > from distutils.core import Extension, setup > > os.chdir(os.path.dirname(os.path.abspath(__file__))) sys.argv = > [sys.argv[0], 'build_ext', '-i'] setup(ext_modules = > [Extension('_hello', ["hello.c"])]) > > 3. run "python buildme.py" > > That's all. >>>> from _hello import hello >>>> hello() > Hello world! > > > -- Ivan
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