tests/test_embed/test_interpreter.cpp

54     auto module = py::module::import("test_interpreter");
55     REQUIRE(py::hasattr(module, "DerivedWidget"));
57     auto locals = py::dict("hello"_a="Hello, World!", "x"_a=5, **module.attr("__dict__"));
64     auto py_widget = module.attr("DerivedWidget")("The question");
73     REQUIRE_NOTHROW(py::module::import("widget_module"));
74     REQUIRE_THROWS_WITH(py::module::import("throw_exception"),
76     REQUIRE_THROWS_WITH(py::module::import("throw_error_already_set"),
110     REQUIRE(py::module::import("widget_module").attr("add")(1, 2).cast<int>() == 3);
113     REQUIRE(py::module::import("external_module").attr("A")(123).attr("value").cast<int>() == 123);
115     // local and foreign module internals should point to the same internals:
117             py::module::import("external_module").attr("internals_at")().cast<uintptr_t>());
133             py::module::import("external_module").attr("internals_at")().cast<uintptr_t>());
140     py::module::import("__main__").attr("internals_destroy_test") =
152     auto cpp_module = py::module::import("widget_module");
156     auto py_module = py::module::import("test_interpreter");
163     py::module::import("__main__").attr("main_tag") = "main interpreter";
165         auto m = py::module::import("widget_module");
166         m.attr("extension_module_tag") = "added to module in main interpreter";
184     REQUIRE_FALSE(py::hasattr(py::module::import("__main__"), "tag"));
186         auto m = py::module::import("widget_module");
197     REQUIRE(py::hasattr(py::module::import("__main__"), "main_tag"));
198     REQUIRE(py::hasattr(py::module::import("widget_module"), "extension_module_tag"));
244 TEST_CASE("Reload module from file") {
248     auto sys = py::module::import("sys");
259     // Create the module .py file
269     // Import the module from file
270     auto module = py::module::import(module_name.c_str());
271     int result = module.attr("test")().cast<int>();
274     // Update the module .py file with a small change
280     // Reload the module
281     module.reload();
282     result = module.attr("test")().cast<int>();