From d9f2a13106254c53550583adca70aeb3979f2993 Mon Sep 17 00:00:00 2001
From: Inada Naoki <songofacandy@gmail.com>
Date: Mon, 29 Jun 2020 10:46:51 +0900
Subject: [PATCH] bpo-41123: Remove PyUnicode_GetMax() (GH-21192)

---
 Doc/whatsnew/3.10.rst                              |  3 +++
 Include/cpython/unicodeobject.h                    |  3 ---
 .../C API/2020-06-28-11-39-22.bpo-41123.sjJWjQ.rst |  1 +
 Objects/unicodeobject.c                            | 14 --------------
 4 files changed, 4 insertions(+), 17 deletions(-)
 create mode 100644 Misc/NEWS.d/next/C API/2020-06-28-11-39-22.bpo-41123.sjJWjQ.rst

diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst
index 51e42ec6aba..0dd33131f04 100644
--- a/Doc/whatsnew/3.10.rst
+++ b/Doc/whatsnew/3.10.rst
@@ -223,3 +223,6 @@ Removed
    * ``Py_UNICODE_strncmp``: use :c:func:`PyUnicode_Tailmatch`
    * ``Py_UNICODE_strchr``, ``Py_UNICODE_strrchr``: use
      :c:func:`PyUnicode_FindChar`
+
+* Removed ``PyUnicode_GetMax()``. Please migrate to new (:pep:`393`) APIs.
+  (Contributed by Inada Naoki in :issue:`41103`.)
diff --git a/Include/cpython/unicodeobject.h b/Include/cpython/unicodeobject.h
index bcf99849f9f..c1a8564349b 100644
--- a/Include/cpython/unicodeobject.h
+++ b/Include/cpython/unicodeobject.h
@@ -593,9 +593,6 @@ Py_DEPRECATED(3.3) PyAPI_FUNC(Py_UNICODE *) PyUnicode_AsUnicodeAndSize(
     Py_ssize_t *size            /* location where to save the length */
     );
 
-/* Get the maximum ordinal for a Unicode character. */
-Py_DEPRECATED(3.3) PyAPI_FUNC(Py_UNICODE) PyUnicode_GetMax(void);
-
 
 /* --- _PyUnicodeWriter API ----------------------------------------------- */
 
diff --git a/Misc/NEWS.d/next/C API/2020-06-28-11-39-22.bpo-41123.sjJWjQ.rst b/Misc/NEWS.d/next/C API/2020-06-28-11-39-22.bpo-41123.sjJWjQ.rst
new file mode 100644
index 00000000000..97331458c6a
--- /dev/null
+++ b/Misc/NEWS.d/next/C API/2020-06-28-11-39-22.bpo-41123.sjJWjQ.rst	
@@ -0,0 +1 @@
+Removed ``PyUnicode_GetMax()``.
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index dc0f525c3bf..6fa6c3f6985 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -497,20 +497,6 @@ unicode_check_encoding_errors(const char *encoding, const char *errors)
 }
 
 
-/* The max unicode value is always 0x10FFFF while using the PEP-393 API.
-   This function is kept for backward compatibility with the old API. */
-Py_UNICODE
-PyUnicode_GetMax(void)
-{
-#ifdef Py_UNICODE_WIDE
-    return 0x10FFFF;
-#else
-    /* This is actually an illegal character, so it should
-       not be passed to unichr. */
-    return 0xFFFF;
-#endif
-}
-
 int
 _PyUnicode_CheckConsistency(PyObject *op, int check_content)
 {