Fix tuple bug

- forgot to include a header in c2py.hpp
- started a new test to check std container (to be continued)

Author: parcollet

src/c2py/c2py.hpp

@@ -53,6 +53,7 @@
 #include "converters/stl/map.hpp"
 #include "converters/stl/optional.hpp"
 #include "converters/stl/pair.hpp"
+#include "converters/stl/tuple.hpp"
 #include "converters/stl/set.hpp"
 #include "converters/stl/array.hpp"
 #include "converters/stl/string.hpp"

test/CMakeLists.txt

@@ -55,6 +55,7 @@ set(c2py_all_full_tests
   tpl_cls
   tpl_derived
   callback
+  std_container
   two_module_1
   two_module_2
   CACHE INTERNAL "")

test/std_container.cpp

@@ -0,0 +1,6 @@
+#include <c2py/c2py.hpp>
+#include <tuple>
+
+std::tuple<int, int> f() { return {1, 2}; }
+
+#include "std_container.wrap.cxx"

test/std_container.wrap.cxx

@@ -0,0 +1,79 @@
+
+// C.f. https://numpy.org/doc/1.21/reference/c-api/array.html#importing-the-api
+#define PY_ARRAY_UNIQUE_SYMBOL _cpp2py_ARRAY_API
+#ifndef CLAIR_C2PY_WRAP_GEN
+#ifdef __clang__
+// #pragma clang diagnostic ignored "-W#warnings"
+#endif
+#ifdef __GNUC__
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#pragma GCC diagnostic ignored "-Wcast-function-type"
+#pragma GCC diagnostic ignored "-Wcpp"
+#endif
+
+#define C2PY_VERSION_MAJOR 0
+#define C2PY_VERSION_MINOR 1
+
+#include <c2py/c2py.hpp>
+
+using c2py::operator""_a;
+
+// ==================== Wrapped classes =====================
+
+// ==================== enums =====================
+
+// ==================== module classes =====================
+
+// ==================== module functions ====================
+
+// f
+static auto const fun_0 = c2py::dispatcher_f_kw_t{c2py::cfun([]() { return f(); })};
+
+static const auto doc_d_0 = fun_0.doc({R"DOC(   )DOC"});
+//--------------------- module function table  -----------------------------
+
+static PyMethodDef module_methods[] = {
+   {"f", (PyCFunction)c2py::pyfkw<fun_0>, METH_VARARGS | METH_KEYWORDS, doc_d_0.c_str()},
+   {nullptr, nullptr, 0, nullptr} // Sentinel
+};
+
+//--------------------- module struct & init error definition ------------
+
+//// module doc directly in the code or "" if not present...
+/// Or mandatory ?
+static struct PyModuleDef module_def = {PyModuleDef_HEAD_INIT,
+                                        "std_container",   /* name of module */
+                                        R"RAWDOC()RAWDOC", /* module documentation, may be NULL */
+                                        -1, /* size of per-interpreter state of the module, or -1 if the module keeps state in global variables. */
+                                        module_methods,
+                                        NULL,
+                                        NULL,
+                                        NULL,
+                                        NULL};
+
+//--------------------- module init function -----------------------------
+
+extern "C" __attribute__((visibility("default"))) PyObject *PyInit_std_container() {
+
+  if (not c2py::check_python_version("std_container")) return NULL;
+
+  // import numpy iff 'numpy/arrayobject.h' included
+#ifdef Py_ARRAYOBJECT_H
+  import_array();
+#endif
+
+  PyObject *m;
+
+  if (PyType_Ready(&c2py::wrap_pytype<c2py::py_range>) < 0) return NULL;
+
+  m = PyModule_Create(&module_def);
+  if (m == NULL) return NULL;
+
+  auto &conv_table = *c2py::conv_table_sptr.get();
+
+  conv_table[std::type_index(typeid(c2py::py_range)).name()] = &c2py::wrap_pytype<c2py::py_range>;
+
+  return m;
+}
+#endif
+// CLAIR_WRAP_GEN

test/std_container.wrap.hxx

@@ -0,0 +1,6 @@
+#include <c2py/c2py.hpp>
+
+#ifndef C2PY_HXX_DECLARATION_std_container_GUARDS
+#define C2PY_HXX_DECLARATION_std_container_GUARDS
+
+#endif

test/std_container_test.py

@@ -0,0 +1,15 @@
+import unittest
+import numpy as np
+
+import std_container as M
+
+class TestIterable(unittest.TestCase):
+
+   def test_f(self):
+        self.assertEqual(M.f(),  (1,2))
+
+if __name__ == '__main__':
+    unittest.main()
+
+
+