Library import 16 (#2433)

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1 files changed, 90 insertions, 0 deletions

diff --git a/contrib/tools/python3/Modules/_typingmodule.c b/contrib/tools/python3/Modules/_typingmodule.c
new file mode 100644
index 0000000000..39a124a26a
--- /dev/null
+++ b/contrib/tools/python3/Modules/_typingmodule.c
@@ -0,0 +1,90 @@
+/* typing accelerator C extension: _typing module. */
+
+#ifndef Py_BUILD_CORE
+#define Py_BUILD_CORE
+#endif
+
+#include "Python.h"
+#include "internal/pycore_interp.h"
+#include "internal/pycore_typevarobject.h"
+#include "clinic/_typingmodule.c.h"
+
+/*[clinic input]
+module _typing
+
+[clinic start generated code]*/
+/*[clinic end generated code: output=da39a3ee5e6b4b0d input=1db35baf1c72942b]*/
+
+/* helper function to make typing.NewType.__call__ method faster */
+
+/*[clinic input]
+_typing._idfunc -> object
+
+    x: object
+    /
+
+[clinic start generated code]*/
+
+static PyObject *
+_typing__idfunc(PyObject *module, PyObject *x)
+/*[clinic end generated code: output=63c38be4a6ec5f2c input=49f17284b43de451]*/
+{
+    return Py_NewRef(x);
+}
+
+
+static PyMethodDef typing_methods[] = {
+    _TYPING__IDFUNC_METHODDEF
+    {NULL, NULL, 0, NULL}
+};
+
+PyDoc_STRVAR(typing_doc,
+"Accelerators for the typing module.\n");
+
+static int
+_typing_exec(PyObject *m)
+{
+    PyInterpreterState *interp = PyInterpreterState_Get();
+
+#define EXPORT_TYPE(name, typename) \
+    if (PyModule_AddObjectRef(m, name, \
+                              (PyObject *)interp->cached_objects.typename) < 0) { \
+        return -1; \
+    }
+
+    EXPORT_TYPE("TypeVar", typevar_type);
+    EXPORT_TYPE("TypeVarTuple", typevartuple_type);
+    EXPORT_TYPE("ParamSpec", paramspec_type);
+    EXPORT_TYPE("ParamSpecArgs", paramspecargs_type);
+    EXPORT_TYPE("ParamSpecKwargs", paramspeckwargs_type);
+    EXPORT_TYPE("Generic", generic_type);
+#undef EXPORT_TYPE
+    if (PyModule_AddObjectRef(m, "TypeAliasType", (PyObject *)&_PyTypeAlias_Type) < 0) {
+        return -1;
+    }
+    return 0;
+}
+
+static struct PyModuleDef_Slot _typingmodule_slots[] = {
+    {Py_mod_exec, _typing_exec},
+    {Py_mod_multiple_interpreters, Py_MOD_PER_INTERPRETER_GIL_SUPPORTED},
+    {0, NULL}
+};
+
+static struct PyModuleDef typingmodule = {
+        PyModuleDef_HEAD_INIT,
+        "_typing",
+        typing_doc,
+        0,
+        typing_methods,
+        _typingmodule_slots,
+        NULL,
+        NULL,
+        NULL
+};
+
+PyMODINIT_FUNC
+PyInit__typing(void)
+{
+    return PyModuleDef_Init(&typingmodule);
+}