I will, thank you. On Thu, Aug 4, 2016 at 1:14 PM, Stefan Seefeld <ste...@seefeld.name> wrote:
> Hi Matthew, > > would you mind submitting an issue on > https://github.com/boostorg/python/issues for this. > > Thanks, > Stefan > > On 04.08.2016 13:10, Matthew Conte wrote: > > So I'm trying to create a boost python module that simply creates and > > returns a numpy array, > > but the function crashes (sometimes) and it doesn't ever seem to crash > > on Python 2. > > > > Here's the source code I made: > > > > #include <boost/python.hpp> > > #include <numpy/ndarrayobject.h> > > > > using namespace boost::python; > > > > object create_numpy_array() { > > npy_intp dims = 1; > > long* data = new long[1]; > > data[0] = 1; > > PyObject* obj = PyArray_SimpleNewFromData(1, &dims, PyArray_LONGLTR, > > data); > > boost::python::handle<> handle(obj); > > boost::python::numeric::array arr(handle); > > return arr.copy(); > > } > > > > BOOST_PYTHON_MODULE(create) { > > import_array(); > > numeric::array::set_module_and_type("numpy", "ndarray"); > > def("numpy_array", &create_numpy_array); > > } > > > > > > using a simple python script to test: > > > > import create > > print(create.numpy_array()) > > > > > > The stack trace indicates that the crash occurs on a > > boost::python::handle destructor trying to decrease the ref count of a > > PyObject with a ref count of 0. > > > > I've tried this on both Windows 7 and Ubuntu 16.04 both 64-bit. > > > > Thank you. > > > > > > _______________________________________________ > > Cplusplus-sig mailing list > > Cplusplus-sig@python.org > > https://mail.python.org/mailman/listinfo/cplusplus-sig > > > -- > > ...ich hab' noch einen Koffer in Berlin... > > _______________________________________________ > Cplusplus-sig mailing list > Cplusplus-sig@python.org > https://mail.python.org/mailman/listinfo/cplusplus-sig >
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