The source code and dockerfile for the GSW2024 AI Lab.
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/*
tests/test_eval.cpp -- Usage of eval() and eval_file()
Copyright (c) 2016 Klemens D. Morgenstern
All rights reserved. Use of this source code is governed by a
BSD-style license that can be found in the LICENSE file.
*/
#include <pybind11/eval.h>
#include "pybind11_tests.h"
test_initializer eval([](py::module &m) {
auto global = py::dict(py::module::import("__main__").attr("__dict__"));
m.def("test_eval_statements", [global]() {
auto local = py::dict();
local["call_test"] = py::cpp_function([&]() -> int {
return 42;
});
// Regular string literal
py::exec(
"message = 'Hello World!'\n"
"x = call_test()",
global, local
);
// Multi-line raw string literal
py::exec(R"(
if x == 42:
print(message)
else:
raise RuntimeError
)", global, local
);
auto x = local["x"].cast<int>();
return x == 42;
});
m.def("test_eval", [global]() {
auto local = py::dict();
local["x"] = py::int_(42);
auto x = py::eval("x", global, local);
return x.cast<int>() == 42;
});
m.def("test_eval_single_statement", []() {
auto local = py::dict();
local["call_test"] = py::cpp_function([&]() -> int {
return 42;
});
auto result = py::eval<py::eval_single_statement>("x = call_test()", py::dict(), local);
auto x = local["x"].cast<int>();
return result.is_none() && x == 42;
});
m.def("test_eval_file", [global](py::str filename) {
auto local = py::dict();
local["y"] = py::int_(43);
int val_out;
local["call_test2"] = py::cpp_function([&](int value) { val_out = value; });
auto result = py::eval_file(filename, global, local);
return val_out == 43 && result.is_none();
});
m.def("test_eval_failure", []() {
try {
py::eval("nonsense code ...");
} catch (py::error_already_set &) {
return true;
}
return false;
});
m.def("test_eval_file_failure", []() {
try {
py::eval_file("non-existing file");
} catch (std::exception &) {
return true;
}
return false;
});
});