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Copy pathimport_.cpp
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70 lines (56 loc) · 1.83 KB
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// Copyright Stefan Seefeld 2007.
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/python.hpp>
#include <boost/detail/lightweight_test.hpp>
#include <boost/bind/bind.hpp>
#include <iostream>
#include <sstream>
namespace bpl = boost::python;
void import_test(char const *py_file_path)
{
// Retrieve the main module
bpl::object main = bpl::import("__main__");
// Retrieve the main module's namespace
bpl::object global(main.attr("__dict__"));
// Inject search path for import_ module
bpl::str script(
"import sys, os.path\n"
"path = os.path.dirname(%r)\n"
"sys.path.insert(0, path)"
% bpl::str(py_file_path));
bpl::object result = bpl::exec(script, global, global);
// Retrieve the main module
bpl::object import_ = bpl::import("import_");
int value = bpl::extract<int>(import_.attr("value")) BOOST_EXTRACT_WORKAROUND;
std::cout << value << std::endl;
BOOST_TEST(value == 42);
}
int main(int argc, char **argv)
{
BOOST_TEST(argc == 2);
// Initialize the interpreter
Py_Initialize();
if (bpl::handle_exception(boost::bind(import_test,argv[1])))
{
if (PyErr_Occurred())
{
BOOST_ERROR("Python Error detected");
PyErr_Print();
}
else
{
BOOST_ERROR("A C++ exception was thrown for which "
"there was no exception handler registered.");
}
}
// Boost.Python doesn't support Py_Finalize yet.
// Py_Finalize();
return boost::report_errors();
}
// Including this file makes sure
// that on Windows, any crashes (e.g. null pointer dereferences) invoke
// the debugger immediately, rather than being translated into structured
// exceptions that can interfere with debugging.
#include "module_tail.cpp"