bpo-36933: Remove sys.set_coroutine_wrapper (marked for removal in 3.8) (GH-13577)

It has been documented as deprecated and to be removed in 3.8; 

From a comment on another thread – which I can't find ; leave get_coro_wrapper() for now, but always return `None`.


https://bugs.python.org/issue36933

1 files changed, 0 insertions, 39 deletions

diff --git a/Python/ceval.c b/Python/ceval.c
index cb5a4be..9263df9 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -4143,19 +4143,8 @@ _PyEval_EvalCodeWithName(PyObject *_co, PyObject *globals, PyObject *locals,
     /* Handle generator/coroutine/asynchronous generator */
     if (co->co_flags & (CO_GENERATOR | CO_COROUTINE | CO_ASYNC_GENERATOR)) {
         PyObject *gen;
-        PyObject *coro_wrapper = tstate->coroutine_wrapper;
         int is_coro = co->co_flags & CO_COROUTINE;
 
-        if (is_coro && tstate->in_coroutine_wrapper) {
-            assert(coro_wrapper != NULL);
-            _PyErr_Format(tstate, PyExc_RuntimeError,
-                          "coroutine wrapper %.200R attempted "
-                          "to recursively wrap %.200R",
-                          coro_wrapper,
-                          co);
-            goto fail;
-        }
-
         /* Don't need to keep the reference to f_back, it will be set
          * when the generator is resumed. */
         Py_CLEAR(f->f_back);
@@ -4175,14 +4164,6 @@ _PyEval_EvalCodeWithName(PyObject *_co, PyObject *globals, PyObject *locals,
 
         _PyObject_GC_TRACK(f);
 
-        if (is_coro && coro_wrapper != NULL) {
-            PyObject *wrapped;
-            tstate->in_coroutine_wrapper = 1;
-            wrapped = PyObject_CallFunction(coro_wrapper, "N", gen);
-            tstate->in_coroutine_wrapper = 0;
-            return wrapped;
-        }
-
         return gen;
     }
 
@@ -4634,26 +4615,6 @@ _PyEval_GetCoroutineOriginTrackingDepth(void)
 }
 
 void
-_PyEval_SetCoroutineWrapper(PyObject *wrapper)
-{
-    PyThreadState *tstate = _PyThreadState_GET();
-
-    if (PySys_Audit("sys.set_coroutine_wrapper", NULL) < 0) {
-        return;
-    }
-
-    Py_XINCREF(wrapper);
-    Py_XSETREF(tstate->coroutine_wrapper, wrapper);
-}
-
-PyObject *
-_PyEval_GetCoroutineWrapper(void)
-{
-    PyThreadState *tstate = _PyThreadState_GET();
-    return tstate->coroutine_wrapper;
-}
-
-void
 _PyEval_SetAsyncGenFirstiter(PyObject *firstiter)
 {
     PyThreadState *tstate = _PyThreadState_GET();