[3.11] gh-94808: Cover PyFunction_GetCode, PyFunction_GetGlobals,…

Lib/test/test_capi.py

@@ -739,6 +739,41 @@ def method_example(self): ...
  self.assertEqual(_testcapi.eval_get_func_name(sum), "sum") # c function
  self.assertEqual(_testcapi.eval_get_func_name(A), "type")
 
+ def test_function_get_code(self):
+ import types
+
+ def some():
+ pass
+
+ code = _testcapi.function_get_code(some)
+ self.assertIsInstance(code, types.CodeType)
+ self.assertEqual(code, some.__code__)
+
+ with self.assertRaises(SystemError):
+ _testcapi.function_get_code(None) # not a function
+
+ def test_function_get_globals(self):
+ def some():
+ pass
+
+ globals_ = _testcapi.function_get_globals(some)
+ self.assertIsInstance(globals_, dict)
+ self.assertEqual(globals_, some.__globals__)
+
+ with self.assertRaises(SystemError):
+ _testcapi.function_get_globals(None) # not a function
+
+ def test_function_get_module(self):
+ def some():
+ pass
+
+ module = _testcapi.function_get_module(some)
+ self.assertIsInstance(module, str)
+ self.assertEqual(module, some.__module__)
+
+ with self.assertRaises(SystemError):
+ _testcapi.function_get_module(None) # not a function
+
 
 class TestPendingCalls(unittest.TestCase):
 

Modules/_testcapimodule.c

@@ -6081,6 +6081,43 @@ settrace_to_record(PyObject *self, PyObject *list)
 }
 
 static PyObject *negative_dictoffset(PyObject *, PyObject *);
+
+static PyObject *
+function_get_code(PyObject *self, PyObject *func)
+{
+ PyObject *code = PyFunction_GetCode(func);
+ if (code != NULL) {
+ Py_INCREF(code);
+ return code;
+ } else {
+ return NULL;
+ }
+}
+
+static PyObject *
+function_get_globals(PyObject *self, PyObject *func)
+{
+ PyObject *globals = PyFunction_GetGlobals(func);
+ if (globals != NULL) {
+ Py_INCREF(globals);
+ return globals;
+ } else {
+ return NULL;
+ }
+}
+
+static PyObject *
+function_get_module(PyObject *self, PyObject *func)
+{
+ PyObject *module = PyFunction_GetModule(func);
+ if (module != NULL) {
+ Py_INCREF(module);
+ return module;
+ } else {
+ return NULL;
+ }
+}
+
 static PyObject *test_buildvalue_issue38913(PyObject *, PyObject *);
 static PyObject *getargs_s_hash_int(PyObject *, PyObject *, PyObject*);
 static PyObject *getargs_s_hash_int2(PyObject *, PyObject *, PyObject*);
@@ -6382,6 +6419,9 @@ static PyMethodDef TestMethods[] = {
  {"get_feature_macros", get_feature_macros, METH_NOARGS, NULL},
  {"test_code_api", test_code_api, METH_NOARGS, NULL},
  {"settrace_to_record", settrace_to_record, METH_O, NULL},
+ {"function_get_code", function_get_code, METH_O, NULL},
+ {"function_get_globals", function_get_globals, METH_O, NULL},
+ {"function_get_module", function_get_module, METH_O, NULL},
  {NULL, NULL} /* sentinel */
 };