gh-76785: Rename _xxsubinterpreters to _interpreters (gh-117791)

See https://discuss.python.org/t/pep-734-multiple-interpreters-in-the-stdlib/41147/26.

Author: ericsnowcurrently

Include/internal/pycore_atexit.h

@@ -54,7 +54,7 @@ struct atexit_state {
     int callback_len;
 };
 
-// Export for '_xxinterpchannels' shared extension
+// Export for '_interpchannels' shared extension
 PyAPI_FUNC(int) _Py_AtExit(
     PyInterpreterState *interp,
     atexit_datacallbackfunc func,

Include/internal/pycore_pybuffer.h

@@ -9,7 +9,7 @@ extern "C" {
 #endif
 
 
-// Exported for the _xxinterpchannels module.
+// Exported for the _interpchannels module.
 PyAPI_FUNC(int) _PyBuffer_ReleaseInInterpreter(
         PyInterpreterState *interp, Py_buffer *view);
 PyAPI_FUNC(int) _PyBuffer_ReleaseInInterpreterAndRawFree(

Include/internal/pycore_pystate.h

@@ -77,10 +77,10 @@ _Py_IsMainInterpreterFinalizing(PyInterpreterState *interp)
             interp == &_PyRuntime._main_interpreter);
 }
 
-// Export for _xxsubinterpreters module.
+// Export for _interpreters module.
 PyAPI_FUNC(PyObject *) _PyInterpreterState_GetIDObject(PyInterpreterState *);
 
-// Export for _xxsubinterpreters module.
+// Export for _interpreters module.
 PyAPI_FUNC(int) _PyInterpreterState_SetRunningMain(PyInterpreterState *);
 PyAPI_FUNC(void) _PyInterpreterState_SetNotRunningMain(PyInterpreterState *);
 PyAPI_FUNC(int) _PyInterpreterState_IsRunningMain(PyInterpreterState *);

Include/internal/pycore_pythread.h

@@ -99,7 +99,7 @@ extern void _PyThread_AfterFork(struct _pythread_runtime_state *state);
 // unset: -1 seconds, in nanoseconds
 #define PyThread_UNSET_TIMEOUT ((PyTime_t)(-1 * 1000 * 1000 * 1000))
 
-// Exported for the _xxinterpchannels module.
+// Exported for the _interpchannels module.
 PyAPI_FUNC(int) PyThread_ParseTimeoutArg(
     PyObject *arg,
     int blocking,
@@ -111,7 +111,7 @@ PyAPI_FUNC(int) PyThread_ParseTimeoutArg(
  * are returned, depending on whether the lock can be acquired within the
  * timeout.
  */
-// Exported for the _xxinterpchannels module.
+// Exported for the _interpchannels module.
 PyAPI_FUNC(PyLockStatus) PyThread_acquire_lock_timed_with_retries(
     PyThread_type_lock,
     PY_TIMEOUT_T microseconds);

Lib/test/support/import_helper.py

@@ -114,7 +114,7 @@ def multi_interp_extensions_check(enabled=True):
     This only applies to modules that haven't been imported yet.
     It overrides the PyInterpreterConfig.check_multi_interp_extensions
     setting (see support.run_in_subinterp_with_config() and
-    _xxsubinterpreters.create()).
+    _interpreters.create()).
 
     Also see importlib.utils.allowing_all_extensions().
     """

Lib/test/support/interpreters/__init__.py

@@ -2,10 +2,10 @@
 
 import threading
 import weakref
-import _xxsubinterpreters as _interpreters
+import _interpreters
 
 # aliases:
-from _xxsubinterpreters import (
+from _interpreters import (
     InterpreterError, InterpreterNotFoundError, NotShareableError,
     is_shareable,
 )

Lib/test/support/interpreters/channels.py

@@ -1,10 +1,10 @@
 """Cross-interpreter Channels High Level Module."""
 
 import time
-import _xxinterpchannels as _channels
+import _interpchannels as _channels
 
 # aliases:
-from _xxinterpchannels import (
+from _interpchannels import (
     ChannelError, ChannelNotFoundError, ChannelClosedError,
     ChannelEmptyError, ChannelNotEmptyError,
 )

Lib/test/support/interpreters/queues.py

@@ -4,10 +4,10 @@
 import queue
 import time
 import weakref
-import _xxinterpqueues as _queues
+import _interpqueues as _queues
 
 # aliases:
-from _xxinterpqueues import (
+from _interpqueues import (
     QueueError, QueueNotFoundError,
 )