Merge branch 'main' into cachedpropdoublecheck

* main:
  pythongh-106368: Increase Argument Clinic test coverage (python#106389)
  pythongh-106320: Fix _PyImport_GetModuleAttr() declaration (python#106386)
  pythongh-106368: Harden Argument Clinic parser tests (python#106384)
  pythongh-106320: Remove private _PyImport C API functions (python#106383)
  pythongh-86085: Remove _PyCodec_Forget() declaration (python#106377)
  pythongh-106320: Remove more private _PyUnicode C API functions (python#106382)
  pythongh-104050: Annotate more Argument Clinic DSLParser state methods (python#106376)
  pythongh-106368: Clean up Argument Clinic tests (python#106373)

Author: carljm

Include/cpython/import.h

@@ -4,23 +4,6 @@
 
 PyMODINIT_FUNC PyInit__imp(void);
 
-PyAPI_FUNC(int) _PyImport_IsInitialized(PyInterpreterState *);
-
-PyAPI_FUNC(PyObject *) _PyImport_GetModuleId(_Py_Identifier *name);
-PyAPI_FUNC(int) _PyImport_SetModule(PyObject *name, PyObject *module);
-PyAPI_FUNC(int) _PyImport_SetModuleString(const char *name, PyObject* module);
-
-PyAPI_FUNC(void) _PyImport_AcquireLock(PyInterpreterState *interp);
-PyAPI_FUNC(int) _PyImport_ReleaseLock(PyInterpreterState *interp);
-
-PyAPI_FUNC(int) _PyImport_FixupBuiltin(
-    PyObject *mod,
-    const char *name,            /* UTF-8 encoded string */
-    PyObject *modules
-    );
-PyAPI_FUNC(int) _PyImport_FixupExtensionObject(PyObject*, PyObject *,
-                                               PyObject *, PyObject *);
-
 struct _inittab {
     const char *name;           /* ASCII encoded string */
     PyObject* (*initfunc)(void);
@@ -41,6 +24,3 @@ struct _frozen {
    collection of frozen modules: */
 
 PyAPI_DATA(const struct _frozen *) PyImport_FrozenModules;
-
-PyAPI_DATA(PyObject *) _PyImport_GetModuleAttr(PyObject *, PyObject *);
-PyAPI_DATA(PyObject *) _PyImport_GetModuleAttrString(const char *, const char *);

Include/cpython/unicodeobject.h

@@ -394,11 +394,6 @@ static inline int PyUnicode_READY(PyObject* Py_UNUSED(op))
 }
 #define PyUnicode_READY(op) PyUnicode_READY(_PyObject_CAST(op))
 
-/* Get a copy of a Unicode string. */
-PyAPI_FUNC(PyObject*) _PyUnicode_Copy(
-    PyObject *unicode
-    );
-
 /* Copy character from one unicode object into another, this function performs
    character conversion when necessary and falls back to memcpy() if possible.
 
@@ -425,17 +420,6 @@ PyAPI_FUNC(Py_ssize_t) PyUnicode_CopyCharacters(
     Py_ssize_t how_many
     );
 
-/* Unsafe version of PyUnicode_CopyCharacters(): don't check arguments and so
-   may crash if parameters are invalid (e.g. if the output string
-   is too short). */
-PyAPI_FUNC(void) _PyUnicode_FastCopyCharacters(
-    PyObject *to,
-    Py_ssize_t to_start,
-    PyObject *from,
-    Py_ssize_t from_start,
-    Py_ssize_t how_many
-    );
-
 /* Fill a string with a character: write fill_char into
    unicode[start:start+length].
 
@@ -451,35 +435,13 @@ PyAPI_FUNC(Py_ssize_t) PyUnicode_Fill(
     Py_UCS4 fill_char
     );
 
-/* Unsafe version of PyUnicode_Fill(): don't check arguments and so may crash
-   if parameters are invalid (e.g. if length is longer than the string). */
-PyAPI_FUNC(void) _PyUnicode_FastFill(
-    PyObject *unicode,
-    Py_ssize_t start,
-    Py_ssize_t length,
-    Py_UCS4 fill_char
-    );
-
 /* Create a new string from a buffer of Py_UCS1, Py_UCS2 or Py_UCS4 characters.
    Scan the string to find the maximum character. */
 PyAPI_FUNC(PyObject*) PyUnicode_FromKindAndData(
     int kind,
     const void *buffer,
     Py_ssize_t size);
 
-/* Create a new string from a buffer of ASCII characters.
-   WARNING: Don't check if the string contains any non-ASCII character. */
-PyAPI_FUNC(PyObject*) _PyUnicode_FromASCII(
-    const char *buffer,
-    Py_ssize_t size);
-
-/* Compute the maximum character of the substring unicode[start:end].
-   Return 127 for an empty string. */
-PyAPI_FUNC(Py_UCS4) _PyUnicode_FindMaxChar (
-    PyObject *unicode,
-    Py_ssize_t start,
-    Py_ssize_t end);
-
 /* --- Manage the default encoding ---------------------------------------- */
 
 /* Returns a pointer to the default encoding (UTF-8) of the
@@ -618,37 +580,6 @@ PyAPI_FUNC(PyObject*) _PyUnicode_TransformDecimalAndSpaceToASCII(
     PyObject *unicode           /* Unicode object */
     );
 
-/* --- Methods & Slots ---------------------------------------------------- */
-
-PyAPI_FUNC(PyObject *) _PyUnicode_JoinArray(
-    PyObject *separator,
-    PyObject *const *items,
-    Py_ssize_t seqlen
-    );
-
-/* Test whether a unicode is equal to ASCII identifier.  Return 1 if true,
-   0 otherwise.  The right argument must be ASCII identifier.
-   Any error occurs inside will be cleared before return. */
-PyAPI_FUNC(int) _PyUnicode_EqualToASCIIId(
-    PyObject *left,             /* Left string */
-    _Py_Identifier *right       /* Right identifier */
-    );
-
-/* Test whether a unicode is equal to ASCII string.  Return 1 if true,
-   0 otherwise.  The right argument must be ASCII-encoded string.
-   Any error occurs inside will be cleared before return. */
-PyAPI_FUNC(int) _PyUnicode_EqualToASCIIString(
-    PyObject *left,
-    const char *right           /* ASCII-encoded string */
-    );
-
-/* Externally visible for str.strip(unicode) */
-PyAPI_FUNC(PyObject *) _PyUnicode_XStrip(
-    PyObject *self,
-    int striptype,
-    PyObject *sepobj
-    );
-
 /* === Characters Type APIs =============================================== */
 
 /* These should not be used directly. Use the Py_UNICODE_IS* and

Include/internal/pycore_codecs.h

@@ -6,8 +6,6 @@ extern "C" {
 
 extern PyObject* _PyCodec_Lookup(const char *encoding);
 
-extern int _PyCodec_Forget(const char *encoding);
-
 /* Text codec specific encoding and decoding API.
 
    Checks the encoding against a list of codecs which do not

Include/internal/pycore_import.h

@@ -7,6 +7,26 @@ extern "C" {
 
 #include "pycore_time.h"          // _PyTime_t
 
+extern int _PyImport_IsInitialized(PyInterpreterState *);
+
+PyAPI_FUNC(PyObject *) _PyImport_GetModuleId(_Py_Identifier *name);
+PyAPI_FUNC(int) _PyImport_SetModule(PyObject *name, PyObject *module);
+PyAPI_FUNC(int) _PyImport_SetModuleString(const char *name, PyObject* module);
+
+extern void _PyImport_AcquireLock(PyInterpreterState *interp);
+extern int _PyImport_ReleaseLock(PyInterpreterState *interp);
+
+extern int _PyImport_FixupBuiltin(
+    PyObject *mod,
+    const char *name,            /* UTF-8 encoded string */
+    PyObject *modules
+    );
+extern int _PyImport_FixupExtensionObject(PyObject*, PyObject *,
+                                          PyObject *, PyObject *);
+
+PyAPI_FUNC(PyObject *) _PyImport_GetModuleAttr(PyObject *, PyObject *);
+PyAPI_FUNC(PyObject *) _PyImport_GetModuleAttrString(const char *, const char *);
+
 
 struct _import_runtime_state {
     /* The builtin modules (defined in config.c). */

Include/internal/pycore_unicodeobject.h

@@ -14,6 +14,44 @@ extern "C" {
 void _PyUnicode_ExactDealloc(PyObject *op);
 Py_ssize_t _PyUnicode_InternedSize(void);
 
+/* Get a copy of a Unicode string. */
+PyAPI_FUNC(PyObject*) _PyUnicode_Copy(
+    PyObject *unicode
+    );
+
+/* Unsafe version of PyUnicode_Fill(): don't check arguments and so may crash
+   if parameters are invalid (e.g. if length is longer than the string). */
+extern void _PyUnicode_FastFill(
+    PyObject *unicode,
+    Py_ssize_t start,
+    Py_ssize_t length,
+    Py_UCS4 fill_char
+    );
+
+/* Unsafe version of PyUnicode_CopyCharacters(): don't check arguments and so
+   may crash if parameters are invalid (e.g. if the output string
+   is too short). */
+extern void _PyUnicode_FastCopyCharacters(
+    PyObject *to,
+    Py_ssize_t to_start,
+    PyObject *from,
+    Py_ssize_t from_start,
+    Py_ssize_t how_many
+    );
+
+/* Create a new string from a buffer of ASCII characters.
+   WARNING: Don't check if the string contains any non-ASCII character. */
+extern PyObject* _PyUnicode_FromASCII(
+    const char *buffer,
+    Py_ssize_t size);
+
+/* Compute the maximum character of the substring unicode[start:end].
+   Return 127 for an empty string. */
+extern Py_UCS4 _PyUnicode_FindMaxChar (
+    PyObject *unicode,
+    Py_ssize_t start,
+    Py_ssize_t end);
+
 /* --- _PyUnicodeWriter API ----------------------------------------------- */
 
 typedef struct {
@@ -141,10 +179,40 @@ PyAPI_FUNC(int) _PyUnicode_FormatAdvancedWriter(
 
 /* --- Methods & Slots ---------------------------------------------------- */
 
+extern PyObject* _PyUnicode_JoinArray(
+    PyObject *separator,
+    PyObject *const *items,
+    Py_ssize_t seqlen
+    );
+
+/* Test whether a unicode is equal to ASCII identifier.  Return 1 if true,
+   0 otherwise.  The right argument must be ASCII identifier.
+   Any error occurs inside will be cleared before return. */
+extern int _PyUnicode_EqualToASCIIId(
+    PyObject *left,             /* Left string */
+    _Py_Identifier *right       /* Right identifier */
+    );
+
+/* Test whether a unicode is equal to ASCII string.  Return 1 if true,
+   0 otherwise.  The right argument must be ASCII-encoded string.
+   Any error occurs inside will be cleared before return. */
+PyAPI_FUNC(int) _PyUnicode_EqualToASCIIString(
+    PyObject *left,
+    const char *right           /* ASCII-encoded string */
+    );
+
+/* Externally visible for str.strip(unicode) */
+extern PyObject* _PyUnicode_XStrip(
+    PyObject *self,
+    int striptype,
+    PyObject *sepobj
+    );
+
+
 /* Using explicit passed-in values, insert the thousands grouping
    into the string pointed to by buffer.  For the argument descriptions,
    see Objects/stringlib/localeutil.h */
-PyAPI_FUNC(Py_ssize_t) _PyUnicode_InsertThousandsGrouping(
+extern Py_ssize_t _PyUnicode_InsertThousandsGrouping(
     _PyUnicodeWriter *writer,
     Py_ssize_t n_buffer,
     PyObject *digits,