[doc] Fix abc.update_abstractmethods markup (GH-23576)

Add link to ABCMeta while at it.

Doc/library/abc.rst

@@ -336,6 +336,7 @@ The :mod:`abc` module also provides the following functions:
    .. versionadded:: 3.4
 
 .. function:: update_abstractmethods(cls)
+
    A function to recalculate an abstract class's abstraction status. This
    function should be called if a class's abstract methods have been
    implemented or changed after it was created. Usually, this function should
@@ -343,7 +344,7 @@ The :mod:`abc` module also provides the following functions:
 
    Returns *cls*, to allow usage as a class decorator.
 
-   If *cls* is not an instance of ABCMeta, does nothing.
+   If *cls* is not an instance of :class:`ABCMeta`, does nothing.
 
    .. note::
 

Doc/library/bz2.rst

@@ -266,7 +266,6 @@ Below are some examples of typical usage of the :mod:`bz2` module.
 Using :func:`compress` and :func:`decompress` to demonstrate round-trip compression:
 
     >>> import bz2
-
     >>> data = b"""\
     ... Donec rhoncus quis sapien sit amet molestie. Fusce scelerisque vel augue
     ... nec ullamcorper. Nam rutrum pretium placerat. Aliquam vel tristique lorem,
@@ -275,11 +274,9 @@ Using :func:`compress` and :func:`decompress` to demonstrate round-trip compress
     ... Aliquam pharetra lacus non risus vehicula rutrum. Maecenas aliquam leo
     ... felis. Pellentesque semper nunc sit amet nibh ullamcorper, ac elementum
     ... dolor luctus. Curabitur lacinia mi ornare consectetur vestibulum."""
-
     >>> c = bz2.compress(data)
     >>> len(data) / len(c)  # Data compression ratio
     1.513595166163142
-
     >>> d = bz2.decompress(c)
     >>> data == d  # Check equality to original object after round-trip
     True
@@ -287,7 +284,6 @@ Using :func:`compress` and :func:`decompress` to demonstrate round-trip compress
 Using :class:`BZ2Compressor` for incremental compression:
 
     >>> import bz2
-
     >>> def gen_data(chunks=10, chunksize=1000):
     ...     """Yield incremental blocks of chunksize bytes."""
     ...     for _ in range(chunks):
@@ -310,7 +306,6 @@ while ordered, repetitive data usually yields a high compression ratio.
 Writing and reading a bzip2-compressed file in binary mode:
 
     >>> import bz2
-
     >>> data = b"""\
     ... Donec rhoncus quis sapien sit amet molestie. Fusce scelerisque vel augue
     ... nec ullamcorper. Nam rutrum pretium placerat. Aliquam vel tristique lorem,
@@ -319,14 +314,11 @@ Writing and reading a bzip2-compressed file in binary mode:
     ... Aliquam pharetra lacus non risus vehicula rutrum. Maecenas aliquam leo
     ... felis. Pellentesque semper nunc sit amet nibh ullamcorper, ac elementum
     ... dolor luctus. Curabitur lacinia mi ornare consectetur vestibulum."""
-
     >>> with bz2.open("myfile.bz2", "wb") as f:
     ...     # Write compressed data to file
     ...     unused = f.write(data)
-
     >>> with bz2.open("myfile.bz2", "rb") as f:
     ...     # Decompress data from file
     ...     content = f.read()
-
     >>> content == data  # Check equality to original object after round-trip
     True

Doc/library/itertools.rst

@@ -55,6 +55,7 @@ Iterator                        Arguments                       Results
 :func:`filterfalse`             pred, seq                       elements of seq where pred(elem) is false           ``filterfalse(lambda x: x%2, range(10)) --> 0 2 4 6 8``
 :func:`groupby`                 iterable[, key]                 sub-iterators grouped by value of key(v)
 :func:`islice`                  seq, [start,] stop [, step]     elements from seq[start:stop:step]                  ``islice('ABCDEFG', 2, None) --> C D E F G``
+:func:`pairwise`                iterable                        (p[0], p[1]), (p[1], p[2])                          ``pairwise('ABCDEFG') --> AB BC CD DE EF FG``
 :func:`starmap`                 func, seq                       func(\*seq[0]), func(\*seq[1]), ...                 ``starmap(pow, [(2,5), (3,2), (10,3)]) --> 32 9 1000``
 :func:`takewhile`               pred, seq                       seq[0], seq[1], until pred fails                    ``takewhile(lambda x: x<5, [1,4,6,4,1]) --> 1 4``
 :func:`tee`                     it, n                           it1, it2, ... itn  splits one iterator into n
@@ -475,6 +476,22 @@ loops that truncate the stream.
    If *start* is ``None``, then iteration starts at zero. If *step* is ``None``,
    then the step defaults to one.
 
+.. function:: pairwise(iterable)
+
+   Return successive overlapping pairs taken from the input *iterable*.
+
+   The number of 2-tuples in the output iterator will be one fewer than the
+   number of inputs.  It will be empty if the input iterable has fewer than
+   two values.
+
+   Roughly equivalent to::
+
+        def pairwise(iterable):
+            # pairwise('ABCDEFG') --> AB BC CD DE EF FG
+            a, b = tee(iterable)
+            next(b, None)
+            return zip(a, b)
+
 
 .. function:: permutations(iterable, r=None)
 
@@ -782,12 +799,6 @@ which incur interpreter overhead.
            return starmap(func, repeat(args))
        return starmap(func, repeat(args, times))
 
-   def pairwise(iterable):
-       "s -> (s0,s1), (s1,s2), (s2, s3), ..."
-       a, b = tee(iterable)
-       next(b, None)
-       return zip(a, b)
-
    def grouper(iterable, n, fillvalue=None):
        "Collect data into fixed-length chunks or blocks"
        # grouper('ABCDEFG', 3, 'x') --> ABC DEF Gxx"

Include/objimpl.h

@@ -38,7 +38,7 @@ Functions and macros for modules that implement new object types.
    object with room for n items.  In addition to the refcount and type pointer
    fields, this also fills in the ob_size field.
 
- - PyObject_Del(op) releases the memory allocated for an object.  It does not
+ - PyObject_Free(op) releases the memory allocated for an object.  It does not
    run a destructor -- it only frees the memory.  PyObject_Free is identical.
 
  - PyObject_Init(op, typeobj) and PyObject_InitVar(op, typeobj, n) don't
@@ -102,7 +102,9 @@ PyAPI_FUNC(void *) PyObject_Realloc(void *ptr, size_t new_size);
 PyAPI_FUNC(void) PyObject_Free(void *ptr);
 
 
-/* Macros */
+// Deprecated aliases only kept for backward compatibility.
+// PyObject_Del and PyObject_DEL are defined with no parameter to be able to
+// use them as function pointers (ex: tp_free = PyObject_Del).
 #define PyObject_MALLOC         PyObject_Malloc
 #define PyObject_REALLOC        PyObject_Realloc
 #define PyObject_FREE           PyObject_Free
@@ -138,8 +140,8 @@ PyAPI_FUNC(PyVarObject *) _PyObject_NewVar(PyTypeObject *, Py_ssize_t);
 #define PyObject_NewVar(type, typeobj, n) \
                 ( (type *) _PyObject_NewVar((typeobj), (n)) )
 
-// Alias to PyObject_New(). In Python 3.8, PyObject_NEW() called directly
-// PyObject_MALLOC() with _PyObject_VAR_SIZE().
+// Alias to PyObject_NewVar(). In Python 3.8, PyObject_NEW_VAR() called
+// directly PyObject_MALLOC() with _PyObject_VAR_SIZE().
 #define PyObject_NEW_VAR(type, typeobj, n) PyObject_NewVar(type, typeobj, n)
 
 

Include/pymem.h

@@ -53,18 +53,6 @@ PyAPI_FUNC(void *) PyMem_Malloc(size_t size);
 PyAPI_FUNC(void *) PyMem_Realloc(void *ptr, size_t new_size);
 PyAPI_FUNC(void) PyMem_Free(void *ptr);
 
-/* Macros. */
-
-/* PyMem_MALLOC(0) means malloc(1). Some systems would return NULL
-   for malloc(0), which would be treated as an error. Some platforms
-   would return a pointer with no memory behind it, which would break
-   pymalloc. To solve these problems, allocate an extra byte. */
-/* Returns NULL to indicate error if a negative size or size larger than
-   Py_ssize_t can represent is supplied.  Helps prevents security holes. */
-#define PyMem_MALLOC(n)         PyMem_Malloc(n)
-#define PyMem_REALLOC(p, n)     PyMem_Realloc(p, n)
-#define PyMem_FREE(p)           PyMem_Free(p)
-
 /*
  * Type-oriented memory interface
  * ==============================
@@ -78,9 +66,6 @@ PyAPI_FUNC(void) PyMem_Free(void *ptr);
 #define PyMem_New(type, n) \
   ( ((size_t)(n) > PY_SSIZE_T_MAX / sizeof(type)) ? NULL :      \
         ( (type *) PyMem_Malloc((n) * sizeof(type)) ) )
-#define PyMem_NEW(type, n) \
-  ( ((size_t)(n) > PY_SSIZE_T_MAX / sizeof(type)) ? NULL :      \
-        ( (type *) PyMem_MALLOC((n) * sizeof(type)) ) )
 
 /*
  * The value of (p) is always clobbered by this macro regardless of success.
@@ -91,15 +76,18 @@ PyAPI_FUNC(void) PyMem_Free(void *ptr);
 #define PyMem_Resize(p, type, n) \
   ( (p) = ((size_t)(n) > PY_SSIZE_T_MAX / sizeof(type)) ? NULL :        \
         (type *) PyMem_Realloc((p), (n) * sizeof(type)) )
-#define PyMem_RESIZE(p, type, n) \
-  ( (p) = ((size_t)(n) > PY_SSIZE_T_MAX / sizeof(type)) ? NULL :        \
-        (type *) PyMem_REALLOC((p), (n) * sizeof(type)) )
 
-/* PyMem{Del,DEL} are left over from ancient days, and shouldn't be used
- * anymore.  They're just confusing aliases for PyMem_{Free,FREE} now.
- */
-#define PyMem_Del               PyMem_Free
-#define PyMem_DEL               PyMem_FREE
+
+// Deprecated aliases only kept for backward compatibility.
+// PyMem_Del and PyMem_DEL are defined with no parameter to be able to use
+// them as function pointers (ex: dealloc = PyMem_Del).
+#define PyMem_MALLOC(n)           PyMem_Malloc(n)
+#define PyMem_NEW(type, n)        PyMem_New(type, n)
+#define PyMem_REALLOC(p, n)       PyMem_Realloc(p, n)
+#define PyMem_RESIZE(p, type, n)  PyMem_Resize(p, type, n)
+#define PyMem_FREE(p)             PyMem_Free(p)
+#define PyMem_Del                 PyMem_Free
+#define PyMem_DEL                 PyMem_Free
 
 
 #ifndef Py_LIMITED_API

Lib/test/test_itertools.py

@@ -1024,6 +1024,25 @@ class TestBasicOps(unittest.TestCase):
         self.assertEqual(next(it), (1, 2))
         self.assertRaises(RuntimeError, next, it)
 
+    def test_pairwise(self):
+        self.assertEqual(list(pairwise('')), [])
+        self.assertEqual(list(pairwise('a')), [])
+        self.assertEqual(list(pairwise('ab')),
+                              [('a', 'b')]),
+        self.assertEqual(list(pairwise('abcde')),
+                              [('a', 'b'), ('b', 'c'), ('c', 'd'), ('d', 'e')])
+        self.assertEqual(list(pairwise(range(10_000))),
+                         list(zip(range(10_000), range(1, 10_000))))
+
+        with self.assertRaises(TypeError):
+            pairwise()                                      # too few arguments
+        with self.assertRaises(TypeError):
+            pairwise('abc', 10)                             # too many arguments
+        with self.assertRaises(TypeError):
+            pairwise(iterable='abc')                        # keyword arguments
+        with self.assertRaises(TypeError):
+            pairwise(None)                                  # non-iterable argument
+
     def test_product(self):
         for args, result in [
             ([], [()]),                     # zero iterables
@@ -1787,6 +1806,10 @@ class TestGC(unittest.TestCase):
         a = []
         self.makecycle(islice([a]*2, None), a)
 
+    def test_pairwise(self):
+        a = []
+        self.makecycle(pairwise([a]*5), a)
+
     def test_permutations(self):
         a = []
         self.makecycle(permutations([1,2,a,3], 3), a)
@@ -1995,6 +2018,17 @@ class TestVariousIteratorArgs(unittest.TestCase):
             self.assertRaises(TypeError, islice, N(s), 10)
             self.assertRaises(ZeroDivisionError, list, islice(E(s), 10))
 
+    def test_pairwise(self):
+        for s in ("123", "", range(1000), ('do', 1.2), range(2000,2200,5)):
+            for g in (G, I, Ig, S, L, R):
+                seq = list(g(s))
+                expected = list(zip(seq, seq[1:]))
+                actual = list(pairwise(g(s)))
+                self.assertEqual(actual, expected)
+            self.assertRaises(TypeError, pairwise, X(s))
+            self.assertRaises(TypeError, pairwise, N(s))
+            self.assertRaises(ZeroDivisionError, list, pairwise(E(s)))
+
     def test_starmap(self):
         for s in (range(10), range(0), range(100), (7,11), range(20,50,5)):
             for g in (G, I, Ig, S, L, R):
@@ -2312,15 +2346,6 @@ Samuele
 ...     else:
 ...         return starmap(func, repeat(args, times))
 
->>> def pairwise(iterable):
-...     "s -> (s0,s1), (s1,s2), (s2, s3), ..."
-...     a, b = tee(iterable)
-...     try:
-...         next(b)
-...     except StopIteration:
-...         pass
-...     return zip(a, b)
-
 >>> def grouper(n, iterable, fillvalue=None):
 ...     "grouper(3, 'ABCDEFG', 'x') --> ABC DEF Gxx"
 ...     args = [iter(iterable)] * n
@@ -2451,15 +2476,6 @@ True
 >>> take(5, map(int, repeatfunc(random.random)))
 [0, 0, 0, 0, 0]
 
->>> list(pairwise('abcd'))
-[('a', 'b'), ('b', 'c'), ('c', 'd')]
-
->>> list(pairwise([]))
-[]
-
->>> list(pairwise('a'))
-[]
-
 >>> list(islice(pad_none('abc'), 0, 6))
 ['a', 'b', 'c', None, None, None]
 

Lib/test/test_posix.py

@@ -642,12 +642,17 @@ class PosixTester(unittest.TestCase):
 
     @unittest.skipUnless(hasattr(posix, 'mkfifo'), "don't have mkfifo()")
     def test_mkfifo(self):
-        os_helper.unlink(os_helper.TESTFN)
+        if sys.platform == "vxworks":
+            fifo_path = os.path.join("/fifos/", os_helper.TESTFN)
+        else:
+            fifo_path = os_helper.TESTFN
+        os_helper.unlink(fifo_path)
+        self.addCleanup(os_helper.unlink, fifo_path)
         try:
-            posix.mkfifo(os_helper.TESTFN, stat.S_IRUSR | stat.S_IWUSR)
+            posix.mkfifo(fifo_path, stat.S_IRUSR | stat.S_IWUSR)
         except PermissionError as e:
             self.skipTest('posix.mkfifo(): %s' % e)
-        self.assertTrue(stat.S_ISFIFO(posix.stat(os_helper.TESTFN).st_mode))
+        self.assertTrue(stat.S_ISFIFO(posix.stat(fifo_path).st_mode))
 
     @unittest.skipUnless(hasattr(posix, 'mknod') and hasattr(stat, 'S_IFIFO'),
                          "don't have mknod()/S_IFIFO")

Lib/test/test_stat.py

@@ -2,6 +2,7 @@ import unittest
 import os
 import socket
 import sys
+from test.support import os_helper
 from test.support import socket_helper
 from test.support.import_helper import import_fresh_module
 from test.support.os_helper import TESTFN
@@ -173,11 +174,16 @@ class TestFilemode:
 
     @unittest.skipUnless(hasattr(os, 'mkfifo'), 'os.mkfifo not available')
     def test_fifo(self):
+        if sys.platform == "vxworks":
+            fifo_path = os.path.join("/fifos/", TESTFN)
+        else:
+            fifo_path = TESTFN
+        self.addCleanup(os_helper.unlink, fifo_path)
         try:
-            os.mkfifo(TESTFN, 0o700)
+            os.mkfifo(fifo_path, 0o700)
         except PermissionError as e:
             self.skipTest('os.mkfifo(): %s' % e)
-        st_mode, modestr = self.get_mode()
+        st_mode, modestr = self.get_mode(fifo_path)
         self.assertEqual(modestr, 'prwx------')
         self.assertS_IS("FIFO", st_mode)
 

Misc/NEWS.d/next/Library/2020-11-28-22-52-57.bpo-38200.DuWGlW.rst

@@ -0,0 +1 @@
+Added itertools.pairwise()

Misc/NEWS.d/next/Tests/2020-05-20-14-28-48.bpo-31904.yJik6k.rst

@@ -0,0 +1 @@
+Fix fifo test cases for VxWorks RTOS.

Modules/_blake2/blake2b_impl.c

@@ -393,7 +393,7 @@ py_blake2b_dealloc(PyObject *self)
     }
 
     PyTypeObject *type = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(type);
 }
 

Modules/_blake2/blake2s_impl.c

@@ -392,7 +392,7 @@ py_blake2s_dealloc(PyObject *self)
     }
 
     PyTypeObject *type = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(type);
 }
 

Modules/_ctypes/callproc.c

@@ -475,7 +475,7 @@ static void
 PyCArg_dealloc(PyCArgObject *self)
 {
     Py_XDECREF(self->obj);
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 static int

Modules/_curses_panel.c

@@ -282,7 +282,7 @@ PyCursesPanel_Dealloc(PyCursesPanelObject *po)
         Py_DECREF(po->wo);
         remove_lop(po);
     }
-    PyObject_DEL(po);
+    PyObject_Free(po);
     Py_DECREF(tp);
 }
 

Modules/_cursesmodule.c

@@ -689,7 +689,7 @@ PyCursesWindow_Dealloc(PyCursesWindowObject *wo)
     if (wo->win != stdscr) delwin(wo->win);
     if (wo->encoding != NULL)
         PyMem_Free(wo->encoding);
-    PyObject_DEL(wo);
+    PyObject_Free(wo);
 }
 
 /* Addch, Addstr, Addnstr */

Modules/_decimal/_decimal.c

@@ -1765,7 +1765,7 @@ ctxmanager_dealloc(PyDecContextManagerObject *self)
 {
     Py_XDECREF(self->local);
     Py_XDECREF(self->global);
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 static PyObject *

Modules/_functoolsmodule.c

@@ -478,7 +478,7 @@ keyobject_dealloc(keyobject *ko)
 {
     Py_DECREF(ko->cmp);
     Py_XDECREF(ko->object);
-    PyObject_FREE(ko);
+    PyObject_Free(ko);
 }
 
 static int
@@ -742,7 +742,7 @@ lru_list_elem_dealloc(lru_list_elem *link)
 {
     Py_XDECREF(link->key);
     Py_XDECREF(link->result);
-    PyObject_Del(link);
+    PyObject_Free(link);
 }
 
 static PyTypeObject lru_list_elem_type = {

Modules/_hashopenssl.c

@@ -341,7 +341,7 @@ EVP_dealloc(EVPobject *self)
     if (self->lock != NULL)
         PyThread_free_lock(self->lock);
     EVP_MD_CTX_free(self->ctx);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -1453,7 +1453,7 @@ _hashlib_hmac_new_impl(PyObject *module, Py_buffer *key, PyObject *msg_obj,
 
 error:
     if (ctx) HMAC_CTX_free(ctx);
-    if (self) PyObject_Del(self);
+    if (self) PyObject_Free(self);
     return NULL;
 }
 
@@ -1546,7 +1546,7 @@ _hmac_dealloc(HMACobject *self)
         PyThread_free_lock(self->lock);
     }
     HMAC_CTX_free(self->ctx);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 

Modules/_localemodule.c

@@ -370,8 +370,8 @@ _locale_strcoll_impl(PyObject *module, PyObject *os1, PyObject *os2)
     result = PyLong_FromLong(wcscoll(ws1, ws2));
   done:
     /* Deallocate everything. */
-    if (ws1) PyMem_FREE(ws1);
-    if (ws2) PyMem_FREE(ws2);
+    if (ws1) PyMem_Free(ws1);
+    if (ws2) PyMem_Free(ws2);
     return result;
 }
 #endif

Modules/_multiprocessing/semaphore.c

@@ -571,7 +571,7 @@ semlock_dealloc(SemLockObject* self)
     if (self->handle != SEM_FAILED)
         SEM_CLOSE(self->handle);
     PyMem_Free(self->name);
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 /*[clinic input]

Modules/_pickle.c

@@ -442,8 +442,8 @@ Pdata_dealloc(Pdata *self)
     while (--i >= 0) {
         Py_DECREF(self->data[i]);
     }
-    PyMem_FREE(self->data);
-    PyObject_Del(self);
+    PyMem_Free(self->data);
+    PyObject_Free(self);
 }
 
 static PyTypeObject Pdata_Type = {
@@ -465,7 +465,7 @@ Pdata_New(void)
     self->mark_set = 0;
     self->fence = 0;
     self->allocated = 8;
-    self->data = PyMem_MALLOC(self->allocated * sizeof(PyObject *));
+    self->data = PyMem_Malloc(self->allocated * sizeof(PyObject *));
     if (self->data)
         return (PyObject *)self;
     Py_DECREF(self);
@@ -726,7 +726,7 @@ static PyTypeObject Unpickler_Type;
 static PyMemoTable *
 PyMemoTable_New(void)
 {
-    PyMemoTable *memo = PyMem_MALLOC(sizeof(PyMemoTable));
+    PyMemoTable *memo = PyMem_Malloc(sizeof(PyMemoTable));
     if (memo == NULL) {
         PyErr_NoMemory();
         return NULL;
@@ -735,9 +735,9 @@ PyMemoTable_New(void)
     memo->mt_used = 0;
     memo->mt_allocated = MT_MINSIZE;
     memo->mt_mask = MT_MINSIZE - 1;
-    memo->mt_table = PyMem_MALLOC(MT_MINSIZE * sizeof(PyMemoEntry));
+    memo->mt_table = PyMem_Malloc(MT_MINSIZE * sizeof(PyMemoEntry));
     if (memo->mt_table == NULL) {
-        PyMem_FREE(memo);
+        PyMem_Free(memo);
         PyErr_NoMemory();
         return NULL;
     }
@@ -758,10 +758,10 @@ PyMemoTable_Copy(PyMemoTable *self)
     new->mt_mask = self->mt_mask;
     /* The table we get from _New() is probably smaller than we wanted.
        Free it and allocate one that's the right size. */
-    PyMem_FREE(new->mt_table);
+    PyMem_Free(new->mt_table);
     new->mt_table = PyMem_NEW(PyMemoEntry, self->mt_allocated);
     if (new->mt_table == NULL) {
-        PyMem_FREE(new);
+        PyMem_Free(new);
         PyErr_NoMemory();
         return NULL;
     }
@@ -800,8 +800,8 @@ PyMemoTable_Del(PyMemoTable *self)
         return;
     PyMemoTable_Clear(self);
 
-    PyMem_FREE(self->mt_table);
-    PyMem_FREE(self);
+    PyMem_Free(self->mt_table);
+    PyMem_Free(self);
 }
 
 /* Since entries cannot be deleted from this hashtable, _PyMemoTable_Lookup()
@@ -880,7 +880,7 @@ _PyMemoTable_ResizeTable(PyMemoTable *self, size_t min_size)
     }
 
     /* Deallocate the old table. */
-    PyMem_FREE(oldtable);
+    PyMem_Free(oldtable);
     return 0;
 }
 
@@ -1582,7 +1582,7 @@ _Unpickler_MemoCleanup(UnpicklerObject *self)
     while (--i >= 0) {
         Py_XDECREF(memo[i]);
     }
-    PyMem_FREE(memo);
+    PyMem_Free(memo);
 }
 
 static UnpicklerObject *
@@ -7544,7 +7544,7 @@ Unpickler_set_memo(UnpicklerObject *self, PyObject *obj, void *Py_UNUSED(ignored
         for (size_t i = new_memo_size - 1; i != SIZE_MAX; i--) {
             Py_XDECREF(new_memo[i]);
         }
-        PyMem_FREE(new_memo);
+        PyMem_Free(new_memo);
     }
     return -1;
 }

Modules/_sha3/sha3module.c

@@ -274,7 +274,7 @@ SHA3_dealloc(SHA3object *self)
     }
 
     PyTypeObject *tp = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 

Modules/_sre.c

@@ -197,7 +197,7 @@ static void
 data_stack_dealloc(SRE_STATE* state)
 {
     if (state->data_stack) {
-        PyMem_FREE(state->data_stack);
+        PyMem_Free(state->data_stack);
         state->data_stack = NULL;
     }
     state->data_stack_size = state->data_stack_base = 0;
@@ -213,7 +213,7 @@ data_stack_grow(SRE_STATE* state, Py_ssize_t size)
         void* stack;
         cursize = minsize+minsize/4+1024;
         TRACE(("allocate/grow stack %zd\n", cursize));
-        stack = PyMem_REALLOC(state->data_stack, cursize);
+        stack = PyMem_Realloc(state->data_stack, cursize);
         if (!stack) {
             data_stack_dealloc(state);
             return SRE_ERROR_MEMORY;
@@ -472,7 +472,7 @@ state_init(SRE_STATE* state, PatternObject* pattern, PyObject* string,
     /* We add an explicit cast here because MSVC has a bug when
        compiling C code where it believes that `const void**` cannot be
        safely casted to `void*`, see bpo-39943 for details. */
-    PyMem_Del((void*) state->mark);
+    PyMem_Free((void*) state->mark);
     state->mark = NULL;
     if (state->buffer.buf)
         PyBuffer_Release(&state->buffer);
@@ -487,7 +487,7 @@ state_fini(SRE_STATE* state)
     Py_XDECREF(state->string);
     data_stack_dealloc(state);
     /* See above PyMem_Del for why we explicitly cast here. */
-    PyMem_Del((void*) state->mark);
+    PyMem_Free((void*) state->mark);
     state->mark = NULL;
 }
 
@@ -571,7 +571,7 @@ pattern_dealloc(PatternObject* self)
     Py_XDECREF(self->pattern);
     Py_XDECREF(self->groupindex);
     Py_XDECREF(self->indexgroup);
-    PyObject_DEL(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -1944,7 +1944,7 @@ match_dealloc(MatchObject* self)
     Py_XDECREF(self->regs);
     Py_XDECREF(self->string);
     Py_DECREF(self->pattern);
-    PyObject_DEL(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -2450,7 +2450,7 @@ scanner_dealloc(ScannerObject* self)
 
     state_fini(&self->state);
     Py_XDECREF(self->pattern);
-    PyObject_DEL(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 

Modules/_ssl.c

@@ -2295,7 +2295,7 @@ PySSL_dealloc(PySSLSocket *self)
     Py_XDECREF(self->ctx);
     Py_XDECREF(self->server_hostname);
     Py_XDECREF(self->owner);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -3306,10 +3306,10 @@ context_dealloc(PySSLContext *self)
     context_clear(self);
     SSL_CTX_free(self->ctx);
 #if HAVE_NPN
-    PyMem_FREE(self->npn_protocols);
+    PyMem_Free(self->npn_protocols);
 #endif
 #if HAVE_ALPN
-    PyMem_FREE(self->alpn_protocols);
+    PyMem_Free(self->alpn_protocols);
 #endif
     Py_TYPE(self)->tp_free(self);
     Py_DECREF(tp);
@@ -3510,7 +3510,7 @@ _ssl__SSLContext__set_alpn_protocols_impl(PySSLContext *self,
         return NULL;
     }
 
-    PyMem_FREE(self->alpn_protocols);
+    PyMem_Free(self->alpn_protocols);
     self->alpn_protocols = PyMem_Malloc(protos->len);
     if (!self->alpn_protocols)
         return PyErr_NoMemory();

Modules/_struct.c

@@ -1373,14 +1373,14 @@ prepare_s(PyStructObject *self)
 
     self->s_size = size;
     self->s_len = len;
-    codes = PyMem_MALLOC((ncodes + 1) * sizeof(formatcode));
+    codes = PyMem_Malloc((ncodes + 1) * sizeof(formatcode));
     if (codes == NULL) {
         PyErr_NoMemory();
         return -1;
     }
     /* Free any s_codes value left over from a previous initialization. */
     if (self->s_codes != NULL)
-        PyMem_FREE(self->s_codes);
+        PyMem_Free(self->s_codes);
     self->s_codes = codes;
 
     s = fmt;
@@ -1502,7 +1502,7 @@ s_dealloc(PyStructObject *s)
     if (s->weakreflist != NULL)
         PyObject_ClearWeakRefs((PyObject *)s);
     if (s->s_codes != NULL) {
-        PyMem_FREE(s->s_codes);
+        PyMem_Free(s->s_codes);
     }
     Py_XDECREF(s->s_format);
     freefunc free_func = PyType_GetSlot(Py_TYPE(s), Py_tp_free);

Modules/_testbuffer.c

@@ -236,7 +236,7 @@ ndarray_dealloc(NDArrayObject *self)
                 ndbuf_pop(self);
         }
     }
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 static int
@@ -2734,7 +2734,7 @@ staticarray_init(PyObject *self, PyObject *args, PyObject *kwds)
 static void
 staticarray_dealloc(StaticArrayObject *self)
 {
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 /* Return a buffer for a PyBUF_FULL_RO request. Flags are not checked,

Modules/_testcapimodule.c

@@ -1988,12 +1988,12 @@ unicode_asucs4(PyObject *self, PyObject *args)
     buffer[str_len] = 0xffffU;
 
     if (!PyUnicode_AsUCS4(unicode, buffer, buf_len, copy_null)) {
-        PyMem_FREE(buffer);
+        PyMem_Free(buffer);
         return NULL;
     }
 
     result = PyUnicode_FromKindAndData(PyUnicode_4BYTE_KIND, buffer, buf_len);
-    PyMem_FREE(buffer);
+    PyMem_Free(buffer);
     return result;
 }
 
@@ -6010,7 +6010,7 @@ test_structmembers_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
 static void
 test_structmembers_free(PyObject *ob)
 {
-    PyObject_FREE(ob);
+    PyObject_Free(ob);
 }
 
 static PyTypeObject test_structmembersType = {
@@ -6664,7 +6664,7 @@ static void
 heapctype_dealloc(HeapCTypeObject *self)
 {
     PyTypeObject *tp = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -6854,7 +6854,7 @@ heapctypewithdict_dealloc(HeapCTypeWithDictObject* self)
 
     PyTypeObject *tp = Py_TYPE(self);
     Py_XDECREF(self->dict);
-    PyObject_DEL(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -6925,7 +6925,7 @@ heapctypewithweakref_dealloc(HeapCTypeWithWeakrefObject* self)
     if (self->weakreflist != NULL)
         PyObject_ClearWeakRefs((PyObject *) self);
     Py_XDECREF(self->weakreflist);
-    PyObject_DEL(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -6968,7 +6968,7 @@ static void
 heapctypesetattr_dealloc(HeapCTypeSetattrObject *self)
 {
     PyTypeObject *tp = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 

Modules/_threadmodule.c

@@ -34,7 +34,7 @@ lock_dealloc(lockobject *self)
             PyThread_release_lock(self->lock_lock);
         PyThread_free_lock(self->lock_lock);
     }
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 /* Helper to acquire an interruptible lock with a timeout.  If the lock acquire
@@ -1056,7 +1056,7 @@ t_bootstrap(void *boot_raw)
     Py_DECREF(boot->func);
     Py_DECREF(boot->args);
     Py_XDECREF(boot->keyw);
-    PyMem_DEL(boot_raw);
+    PyMem_Free(boot_raw);
     tstate->interp->num_threads--;
     PyThreadState_Clear(tstate);
     _PyThreadState_DeleteCurrent(tstate);
@@ -1107,7 +1107,7 @@ thread_PyThread_start_new_thread(PyObject *self, PyObject *fargs)
     boot->tstate = _PyThreadState_Prealloc(boot->interp);
     boot->runtime = runtime;
     if (boot->tstate == NULL) {
-        PyMem_DEL(boot);
+        PyMem_Free(boot);
         return PyErr_NoMemory();
     }
     Py_INCREF(func);
@@ -1121,7 +1121,7 @@ thread_PyThread_start_new_thread(PyObject *self, PyObject *fargs)
         Py_DECREF(args);
         Py_XDECREF(keyw);
         PyThreadState_Clear(boot->tstate);
-        PyMem_DEL(boot);
+        PyMem_Free(boot);
         return NULL;
     }
     return PyLong_FromUnsignedLong(ident);

Modules/_tkinter.c

@@ -904,7 +904,7 @@ PyTclObject_dealloc(PyTclObject *self)
     PyObject *tp = (PyObject *) Py_TYPE(self);
     Tcl_DecrRefCount(self->value);
     Py_XDECREF(self->string);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -2472,7 +2472,7 @@ PythonCmdDelete(ClientData clientData)
     ENTER_PYTHON
     Py_XDECREF(data->self);
     Py_XDECREF(data->func);
-    PyMem_DEL(data);
+    PyMem_Free(data);
     LEAVE_PYTHON
 }
 
@@ -2545,7 +2545,7 @@ _tkinter_tkapp_createcommand_impl(TkappObject *self, const char *name,
         CommandEvent *ev = (CommandEvent*)attemptckalloc(sizeof(CommandEvent));
         if (ev == NULL) {
             PyErr_NoMemory();
-            PyMem_DEL(data);
+            PyMem_Free(data);
             return NULL;
         }
         ev->ev.proc = (Tcl_EventProc*)Tkapp_CommandProc;
@@ -2568,7 +2568,7 @@ _tkinter_tkapp_createcommand_impl(TkappObject *self, const char *name,
     }
     if (err) {
         PyErr_SetString(Tkinter_TclError, "can't create Tcl command");
-        PyMem_DEL(data);
+        PyMem_Free(data);
         return NULL;
     }
 
@@ -2666,7 +2666,7 @@ DeleteFHCD(int id)
             *pp = p->next;
             Py_XDECREF(p->func);
             Py_XDECREF(p->file);
-            PyMem_DEL(p);
+            PyMem_Free(p);
         }
         else
             pp = &p->next;
@@ -2823,7 +2823,7 @@ Tktt_Dealloc(PyObject *self)
 
     Py_XDECREF(func);
 
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 
@@ -3096,7 +3096,7 @@ Tkapp_Dealloc(PyObject *self)
     ENTER_TCL
     Tcl_DeleteInterp(Tkapp_Interp(self));
     LEAVE_TCL
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
     DisableEventHook();
 }

Modules/arraymodule.c

@@ -133,7 +133,7 @@ array_resize(arrayobject *self, Py_ssize_t newsize)
     }
 
     if (newsize == 0) {
-        PyMem_FREE(self->ob_item);
+        PyMem_Free(self->ob_item);
         self->ob_item = NULL;
         Py_SET_SIZE(self, 0);
         self->allocated = 0;
@@ -652,7 +652,7 @@ array_dealloc(arrayobject *op)
     if (op->weakreflist != NULL)
         PyObject_ClearWeakRefs((PyObject *) op);
     if (op->ob_item != NULL)
-        PyMem_DEL(op->ob_item);
+        PyMem_Free(op->ob_item);
     Py_TYPE(op)->tp_free((PyObject *)op);
 }
 

Modules/cjkcodecs/multibytecodec.c

@@ -691,7 +691,7 @@ static struct PyMethodDef multibytecodec_methods[] = {
 static void
 multibytecodec_dealloc(MultibyteCodecObject *self)
 {
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 static PyTypeObject MultibyteCodec_Type = {
@@ -1191,13 +1191,13 @@ _multibytecodec_MultibyteIncrementalDecoder_decode_impl(MultibyteIncrementalDeco
         goto errorexit;
 
     if (wdata != data)
-        PyMem_Del(wdata);
+        PyMem_Free(wdata);
     Py_XDECREF(buf.excobj);
     return res;
 
 errorexit:
     if (wdata != NULL && wdata != data)
-        PyMem_Del(wdata);
+        PyMem_Free(wdata);
     Py_XDECREF(buf.excobj);
     _PyUnicodeWriter_Dealloc(&buf.writer);
     return NULL;

Modules/clinic/itertoolsmodule.c.h

@@ -2,6 +2,37 @@
 preserve
 [clinic start generated code]*/
 
+PyDoc_STRVAR(pairwise_new__doc__,
+"pairwise(iterable, /)\n"
+"--\n"
+"\n"
+"Return an iterator of overlapping pairs taken from the input iterator.\n"
+"\n"
+"    s -> (s0,s1), (s1,s2), (s2, s3), ...");
+
+static PyObject *
+pairwise_new_impl(PyTypeObject *type, PyObject *iterable);
+
+static PyObject *
+pairwise_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
+{
+    PyObject *return_value = NULL;
+    PyObject *iterable;
+
+    if ((type == &pairwise_type) &&
+        !_PyArg_NoKeywords("pairwise", kwargs)) {
+        goto exit;
+    }
+    if (!_PyArg_CheckPositional("pairwise", PyTuple_GET_SIZE(args), 1, 1)) {
+        goto exit;
+    }
+    iterable = PyTuple_GET_ITEM(args, 0);
+    return_value = pairwise_new_impl(type, iterable);
+
+exit:
+    return return_value;
+}
+
 PyDoc_STRVAR(itertools_groupby__doc__,
 "groupby(iterable, key=None)\n"
 "--\n"
@@ -627,4 +658,4 @@ skip_optional_pos:
 exit:
     return return_value;
 }
-/*[clinic end generated code: output=d7f58dc477814b45 input=a9049054013a1b77]*/
+/*[clinic end generated code: output=889c4afc3b13574f input=a9049054013a1b77]*/

Modules/gcmodule.c

@@ -2290,7 +2290,7 @@ _PyObject_GC_Resize(PyVarObject *op, Py_ssize_t nitems)
     }
 
     PyGC_Head *g = AS_GC(op);
-    g = (PyGC_Head *)PyObject_REALLOC(g,  sizeof(PyGC_Head) + basicsize);
+    g = (PyGC_Head *)PyObject_Realloc(g,  sizeof(PyGC_Head) + basicsize);
     if (g == NULL)
         return (PyVarObject *)PyErr_NoMemory();
     op = (PyVarObject *) FROM_GC(g);
@@ -2309,7 +2309,7 @@ PyObject_GC_Del(void *op)
     if (gcstate->generations[0].count > 0) {
         gcstate->generations[0].count--;
     }
-    PyObject_FREE(g);
+    PyObject_Free(g);
 }
 
 int

Modules/itertoolsmodule.c

@@ -1,4 +1,5 @@
 
+
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
 #include "pycore_long.h"          // _PyLong_GetZero()
@@ -27,8 +28,9 @@ class itertools.accumulate "accumulateobject *" "&accumulate_type"
 class itertools.compress "compressobject *" "&compress_type"
 class itertools.filterfalse "filterfalseobject *" "&filterfalse_type"
 class itertools.count "countobject *" "&count_type"
+class itertools.pairwise "pairwiseobject *" "&pairwise_type"
 [clinic start generated code]*/
-/*[clinic end generated code: output=da39a3ee5e6b4b0d input=ea05c93c6d94726a]*/
+/*[clinic end generated code: output=da39a3ee5e6b4b0d input=6498ed21fbe1bf94]*/
 
 static PyTypeObject groupby_type;
 static PyTypeObject _grouper_type;
@@ -45,9 +47,140 @@ static PyTypeObject accumulate_type;
 static PyTypeObject compress_type;
 static PyTypeObject filterfalse_type;
 static PyTypeObject count_type;
+static PyTypeObject pairwise_type;
 
 #include "clinic/itertoolsmodule.c.h"
 
+/* pairwise object ***********************************************************/
+
+typedef struct {
+    PyObject_HEAD
+    PyObject *it;
+    PyObject *old;
+} pairwiseobject;
+
+/*[clinic input]
+@classmethod
+itertools.pairwise.__new__ as pairwise_new
+    iterable: object
+    /
+Return an iterator of overlapping pairs taken from the input iterator.
+
+    s -> (s0,s1), (s1,s2), (s2, s3), ...
+
+[clinic start generated code]*/
+
+static PyObject *
+pairwise_new_impl(PyTypeObject *type, PyObject *iterable)
+/*[clinic end generated code: output=9f0267062d384456 input=6e7c3cddb431a8d6]*/
+{
+    PyObject *it;
+    pairwiseobject *po;
+
+    it = PyObject_GetIter(iterable);
+    if (it == NULL) {
+        return NULL;
+    }
+    po = (pairwiseobject *)type->tp_alloc(type, 0);
+    if (po == NULL) {
+        Py_DECREF(it);
+        return NULL;
+    }
+    po->it = it;
+    po->old = NULL;
+    return (PyObject *)po;
+}
+
+static void
+pairwise_dealloc(pairwiseobject *po)
+{
+    PyObject_GC_UnTrack(po);
+    Py_XDECREF(po->it);
+    Py_XDECREF(po->old);
+    Py_TYPE(po)->tp_free(po);
+}
+
+static int
+pairwise_traverse(pairwiseobject *po, visitproc visit, void *arg)
+{
+    Py_VISIT(po->it);
+    Py_VISIT(po->old);
+    return 0;
+}
+
+static PyObject *
+pairwise_next(pairwiseobject *po)
+{
+    PyObject *it = po->it;
+    PyObject *old = po->old;
+    PyObject *new, *result;
+
+    if (it == NULL) {
+        return NULL;
+    }
+    if (old == NULL) {
+        po->old = old = (*Py_TYPE(it)->tp_iternext)(it);
+        if (old == NULL) {
+            Py_CLEAR(po->it);
+            return NULL;
+        }
+    }
+    new = (*Py_TYPE(it)->tp_iternext)(it);
+    if (new == NULL) {
+        Py_CLEAR(po->it);
+        Py_CLEAR(po->old);
+        return NULL;
+    }
+    /* Future optimization: Reuse the result tuple as we do in enumerate() */
+    result = PyTuple_Pack(2, old, new);
+    Py_SETREF(po->old, new);
+    return result;
+}
+
+static PyTypeObject pairwise_type = {
+    PyVarObject_HEAD_INIT(&PyType_Type, 0)
+    "itertools.pairwise",           /* tp_name */
+    sizeof(pairwiseobject),         /* tp_basicsize */
+    0,                              /* tp_itemsize */
+    /* methods */
+    (destructor)pairwise_dealloc,   /* tp_dealloc */
+    0,                              /* tp_vectorcall_offset */
+    0,                              /* tp_getattr */
+    0,                              /* tp_setattr */
+    0,                              /* tp_as_async */
+    0,                              /* tp_repr */
+    0,                              /* tp_as_number */
+    0,                              /* tp_as_sequence */
+    0,                              /* tp_as_mapping */
+    0,                              /* tp_hash */
+    0,                              /* tp_call */
+    0,                              /* tp_str */
+    PyObject_GenericGetAttr,        /* tp_getattro */
+    0,                              /* tp_setattro */
+    0,                              /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+        Py_TPFLAGS_BASETYPE,        /* tp_flags */
+    pairwise_new__doc__,            /* tp_doc */
+    (traverseproc)pairwise_traverse,    /* tp_traverse */
+    0,                              /* tp_clear */
+    0,                              /* tp_richcompare */
+    0,                              /* tp_weaklistoffset */
+    PyObject_SelfIter,              /* tp_iter */
+    (iternextfunc)pairwise_next,    /* tp_iternext */
+    0,                              /* tp_methods */
+    0,                              /* tp_members */
+    0,                              /* tp_getset */
+    0,                              /* tp_base */
+    0,                              /* tp_dict */
+    0,                              /* tp_descr_get */
+    0,                              /* tp_descr_set */
+    0,                              /* tp_dictoffset */
+    0,                              /* tp_init */
+    PyType_GenericAlloc,            /* tp_alloc */
+    pairwise_new,                   /* tp_new */
+    PyObject_GC_Del,                /* tp_free */
+};
+
 
 /* groupby object ************************************************************/
 
@@ -4666,6 +4799,7 @@ groupby(iterable[, keyfunc]) --> sub-iterators grouped by value of keyfunc(v)\n\
 filterfalse(pred, seq) --> elements of seq where pred(elem) is False\n\
 islice(seq, [start,] stop [, step]) --> elements from\n\
        seq[start:stop:step]\n\
+pairwise(s) --> (s[0],s[1]), (s[1],s[2]), (s[2], s[3]), ...\n\
 starmap(fun, seq) --> fun(*seq[0]), fun(*seq[1]), ...\n\
 tee(it, n=2) --> (it1, it2 , ... itn) splits one iterator into n\n\
 takewhile(pred, seq) --> seq[0], seq[1], until pred fails\n\
@@ -4695,6 +4829,7 @@ itertoolsmodule_exec(PyObject *m)
         &filterfalse_type,
         &count_type,
         &ziplongest_type,
+        &pairwise_type,
         &permutations_type,
         &product_type,
         &repeat_type,

Modules/md5module.c

@@ -342,7 +342,7 @@ static void
 MD5_dealloc(PyObject *ptr)
 {
     PyTypeObject *tp = Py_TYPE(ptr);
-    PyObject_Del(ptr);
+    PyObject_Free(ptr);
     Py_DECREF(tp);
 }
 

Modules/ossaudiodev.c

@@ -154,7 +154,7 @@ oss_dealloc(oss_audio_t *self)
     /* if already closed, don't reclose it */
     if (self->fd != -1)
         close(self->fd);
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 
@@ -199,7 +199,7 @@ oss_mixer_dealloc(oss_mixer_t *self)
     /* if already closed, don't reclose it */
     if (self->fd != -1)
         close(self->fd);
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 

Modules/overlapped.c

@@ -722,7 +722,7 @@ Overlapped_dealloc(OverlappedObject *self)
     SetLastError(olderr);
 
     PyTypeObject *tp = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 

Modules/posixmodule.c

@@ -5480,7 +5480,7 @@ free_string_array(EXECV_CHAR **array, Py_ssize_t count)
     Py_ssize_t i;
     for (i = 0; i < count; i++)
         PyMem_Free(array[i]);
-    PyMem_DEL(array);
+    PyMem_Free(array);
 }
 
 static int
@@ -6510,9 +6510,10 @@ os_spawnve_impl(PyObject *module, int mode, path_t *path, PyObject *argv,
         res = Py_BuildValue(_Py_PARSE_INTPTR, spawnval);
 
   fail_2:
-    while (--envc >= 0)
-        PyMem_DEL(envlist[envc]);
-    PyMem_DEL(envlist);
+    while (--envc >= 0) {
+        PyMem_Free(envlist[envc]);
+    }
+    PyMem_Free(envlist);
   fail_1:
     free_string_array(argvlist, lastarg);
   fail_0:
@@ -7444,7 +7445,7 @@ os_getgrouplist_impl(PyObject *module, const char *user, gid_t basegid)
 
     list = PyList_New(ngroups);
     if (list == NULL) {
-        PyMem_Del(groups);
+        PyMem_Free(groups);
         return NULL;
     }
 
@@ -7456,13 +7457,13 @@ os_getgrouplist_impl(PyObject *module, const char *user, gid_t basegid)
 #endif
         if (o == NULL) {
             Py_DECREF(list);
-            PyMem_Del(groups);
+            PyMem_Free(groups);
             return NULL;
         }
         PyList_SET_ITEM(list, i, o);
     }
 
-    PyMem_Del(groups);
+    PyMem_Free(groups);
 
     return list;
 }
@@ -9407,7 +9408,7 @@ iov_setup(struct iovec **iov, Py_buffer **buf, PyObject *seq, Py_ssize_t cnt, in
 
     *buf = PyMem_New(Py_buffer, cnt);
     if (*buf == NULL) {
-        PyMem_Del(*iov);
+        PyMem_Free(*iov);
         PyErr_NoMemory();
         return -1;
     }
@@ -9427,11 +9428,11 @@ iov_setup(struct iovec **iov, Py_buffer **buf, PyObject *seq, Py_ssize_t cnt, in
     return 0;
 
 fail:
-    PyMem_Del(*iov);
+    PyMem_Free(*iov);
     for (j = 0; j < i; j++) {
         PyBuffer_Release(&(*buf)[j]);
     }
-    PyMem_Del(*buf);
+    PyMem_Free(*buf);
     return -1;
 }
 
@@ -9439,11 +9440,11 @@ static void
 iov_cleanup(struct iovec *iov, Py_buffer *buf, int cnt)
 {
     int i;
-    PyMem_Del(iov);
+    PyMem_Free(iov);
     for (i = 0; i < cnt; i++) {
         PyBuffer_Release(&buf[i]);
     }
-    PyMem_Del(buf);
+    PyMem_Free(buf);
 }
 #endif
 
@@ -12815,7 +12816,7 @@ os_listxattr_impl(PyObject *module, path_t *path, int follow_symlinks)
             path_error(path);
             break;
         }
-        buffer = PyMem_MALLOC(buffer_size);
+        buffer = PyMem_Malloc(buffer_size);
         if (!buffer) {
             PyErr_NoMemory();
             break;
@@ -12832,7 +12833,7 @@ os_listxattr_impl(PyObject *module, path_t *path, int follow_symlinks)
 
         if (length < 0) {
             if (errno == ERANGE) {
-                PyMem_FREE(buffer);
+                PyMem_Free(buffer);
                 buffer = NULL;
                 continue;
             }
@@ -12870,7 +12871,7 @@ os_listxattr_impl(PyObject *module, path_t *path, int follow_symlinks)
     }
 exit:
     if (buffer)
-        PyMem_FREE(buffer);
+        PyMem_Free(buffer);
     return result;
 }
 #endif /* USE_XATTRS */

Modules/selectmodule.c

@@ -294,9 +294,9 @@ select_select_impl(PyObject *module, PyObject *rlist, PyObject *wlist,
     wfd2obj = PyMem_NEW(pylist, FD_SETSIZE + 1);
     efd2obj = PyMem_NEW(pylist, FD_SETSIZE + 1);
     if (rfd2obj == NULL || wfd2obj == NULL || efd2obj == NULL) {
-        if (rfd2obj) PyMem_DEL(rfd2obj);
-        if (wfd2obj) PyMem_DEL(wfd2obj);
-        if (efd2obj) PyMem_DEL(efd2obj);
+        if (rfd2obj) PyMem_Free(rfd2obj);
+        if (wfd2obj) PyMem_Free(wfd2obj);
+        if (efd2obj) PyMem_Free(efd2obj);
         return PyErr_NoMemory();
     }
 #endif /* SELECT_USES_HEAP */
@@ -381,9 +381,9 @@ select_select_impl(PyObject *module, PyObject *rlist, PyObject *wlist,
     reap_obj(wfd2obj);
     reap_obj(efd2obj);
 #ifdef SELECT_USES_HEAP
-    PyMem_DEL(rfd2obj);
-    PyMem_DEL(wfd2obj);
-    PyMem_DEL(efd2obj);
+    PyMem_Free(rfd2obj);
+    PyMem_Free(wfd2obj);
+    PyMem_Free(efd2obj);
 #endif /* SELECT_USES_HEAP */
     return ret;
 }
@@ -740,9 +740,9 @@ poll_dealloc(pollObject *self)
 {
     PyObject* type = (PyObject *)Py_TYPE(self);
     if (self->ufds != NULL)
-        PyMem_DEL(self->ufds);
+        PyMem_Free(self->ufds);
     Py_XDECREF(self->dict);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(type);
 }
 
@@ -1106,7 +1106,7 @@ newDevPollObject(PyObject *module)
     self = PyObject_New(devpollObject, get_select_state(module)->devpoll_Type);
     if (self == NULL) {
         close(fd_devpoll);
-        PyMem_DEL(fds);
+        PyMem_Free(fds);
         return NULL;
     }
     self->fd_devpoll = fd_devpoll;
@@ -1129,8 +1129,8 @@ devpoll_dealloc(devpollObject *self)
 {
     PyObject *type = (PyObject *)Py_TYPE(self);
     (void)devpoll_internal_close(self);
-    PyMem_DEL(self->fds);
-    PyObject_Del(self);
+    PyMem_Free(self->fds);
+    PyObject_Free(self);
     Py_DECREF(type);
 }
 

Modules/sha1module.c

@@ -320,7 +320,7 @@ static void
 SHA1_dealloc(PyObject *ptr)
 {
     PyTypeObject *tp = Py_TYPE(ptr);
-    PyObject_Del(ptr);
+    PyObject_Free(ptr);
     Py_DECREF(tp);
 }
 

Modules/sha256module.c

@@ -397,7 +397,7 @@ static void
 SHA_dealloc(PyObject *ptr)
 {
     PyTypeObject *tp = Py_TYPE(ptr);
-    PyObject_Del(ptr);
+    PyObject_Free(ptr);
     Py_DECREF(tp);
 }
 

Modules/sha512module.c

@@ -453,7 +453,7 @@ static void
 SHA512_dealloc(PyObject *ptr)
 {
     PyTypeObject *tp = Py_TYPE(ptr);
-    PyObject_Del(ptr);
+    PyObject_Free(ptr);
     Py_DECREF(tp);
 }
 

Modules/sre_lib.h

@@ -986,7 +986,7 @@ entrance:
                    ctx->pattern[1], ctx->pattern[2]));
 
             /* install new repeat context */
-            ctx->u.rep = (SRE_REPEAT*) PyObject_MALLOC(sizeof(*ctx->u.rep));
+            ctx->u.rep = (SRE_REPEAT*) PyObject_Malloc(sizeof(*ctx->u.rep));
             if (!ctx->u.rep) {
                 PyErr_NoMemory();
                 RETURN_FAILURE;
@@ -1000,7 +1000,7 @@ entrance:
             state->ptr = ctx->ptr;
             DO_JUMP(JUMP_REPEAT, jump_repeat, ctx->pattern+ctx->pattern[0]);
             state->repeat = ctx->u.rep->prev;
-            PyObject_FREE(ctx->u.rep);
+            PyObject_Free(ctx->u.rep);
 
             if (ret) {
                 RETURN_ON_ERROR(ret);

Modules/unicodedata.c

@@ -1418,7 +1418,7 @@ static void
 ucd_dealloc(PreviousDBVersion *self)
 {
     PyTypeObject *tp = Py_TYPE(self);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(tp);
 }
 

Modules/xxmodule.c

@@ -44,7 +44,7 @@ static void
 Xxo_dealloc(XxoObject *self)
 {
     Py_XDECREF(self->x_attr);
-    PyObject_Del(self);
+    PyObject_Free(self);
 }
 
 static PyObject *

Modules/zlibmodule.c

@@ -591,7 +591,7 @@ Dealloc(compobject *self)
     Py_XDECREF(self->unused_data);
     Py_XDECREF(self->unconsumed_tail);
     Py_XDECREF(self->zdict);
-    PyObject_Del(self);
+    PyObject_Free(self);
     Py_DECREF(type);
 }
 

Objects/bytesobject.c

@@ -198,7 +198,7 @@ PyBytes_FromString(const char *str)
     }
 
     /* Inline PyObject_NewVar */
-    op = (PyBytesObject *)PyObject_MALLOC(PyBytesObject_SIZE + size);
+    op = (PyBytesObject *)PyObject_Malloc(PyBytesObject_SIZE + size);
     if (op == NULL) {
         return PyErr_NoMemory();
     }
@@ -1475,7 +1475,7 @@ bytes_repeat(PyBytesObject *a, Py_ssize_t n)
             "repeated bytes are too long");
         return NULL;
     }
-    op = (PyBytesObject *)PyObject_MALLOC(PyBytesObject_SIZE + nbytes);
+    op = (PyBytesObject *)PyObject_Malloc(PyBytesObject_SIZE + nbytes);
     if (op == NULL) {
         return PyErr_NoMemory();
     }
@@ -3054,9 +3054,9 @@ _PyBytes_Resize(PyObject **pv, Py_ssize_t newsize)
     _Py_ForgetReference(v);
 #endif
     *pv = (PyObject *)
-        PyObject_REALLOC(v, PyBytesObject_SIZE + newsize);
+        PyObject_Realloc(v, PyBytesObject_SIZE + newsize);
     if (*pv == NULL) {
-        PyObject_Del(v);
+        PyObject_Free(v);
         PyErr_NoMemory();
         return -1;
     }

Objects/capsule.c

@@ -198,7 +198,7 @@ PyCapsule_Import(const char *name, int no_block)
     void *return_value = NULL;
     char *trace;
     size_t name_length = (strlen(name) + 1) * sizeof(char);
-    char *name_dup = (char *)PyMem_MALLOC(name_length);
+    char *name_dup = (char *)PyMem_Malloc(name_length);
 
     if (!name_dup) {
         return PyErr_NoMemory();
@@ -247,7 +247,7 @@ PyCapsule_Import(const char *name, int no_block)
 EXIT:
     Py_XDECREF(object);
     if (name_dup) {
-        PyMem_FREE(name_dup);
+        PyMem_Free(name_dup);
     }
     return return_value;
 }
@@ -260,7 +260,7 @@ capsule_dealloc(PyObject *o)
     if (capsule->destructor) {
         capsule->destructor(o);
     }
-    PyObject_DEL(o);
+    PyObject_Free(o);
 }
 
 

Objects/codeobject.c

@@ -213,7 +213,7 @@ PyCode_NewWithPosOnlyArgs(int argcount, int posonlyargcount, int kwonlyargcount,
                 PyObject *arg = PyTuple_GET_ITEM(varnames, j);
                 int cmp = PyUnicode_Compare(cell, arg);
                 if (cmp == -1 && PyErr_Occurred()) {
-                    PyMem_FREE(cell2arg);
+                    PyMem_Free(cell2arg);
                     return NULL;
                 }
                 if (cmp == 0) {
@@ -224,14 +224,14 @@ PyCode_NewWithPosOnlyArgs(int argcount, int posonlyargcount, int kwonlyargcount,
             }
         }
         if (!used_cell2arg) {
-            PyMem_FREE(cell2arg);
+            PyMem_Free(cell2arg);
             cell2arg = NULL;
         }
     }
     co = PyObject_New(PyCodeObject, &PyCode_Type);
     if (co == NULL) {
         if (cell2arg)
-            PyMem_FREE(cell2arg);
+            PyMem_Free(cell2arg);
         return NULL;
     }
     co->co_argcount = argcount;
@@ -314,12 +314,12 @@ _PyCode_InitOpcache(PyCodeObject *co)
     if (opts) {
         co->co_opcache = (_PyOpcache *)PyMem_Calloc(opts, sizeof(_PyOpcache));
         if (co->co_opcache == NULL) {
-            PyMem_FREE(co->co_opcache_map);
+            PyMem_Free(co->co_opcache_map);
             return -1;
         }
     }
     else {
-        PyMem_FREE(co->co_opcache_map);
+        PyMem_Free(co->co_opcache_map);
         co->co_opcache_map = NULL;
         co->co_opcache = NULL;
     }
@@ -631,10 +631,10 @@ static void
 code_dealloc(PyCodeObject *co)
 {
     if (co->co_opcache != NULL) {
-        PyMem_FREE(co->co_opcache);
+        PyMem_Free(co->co_opcache);
     }
     if (co->co_opcache_map != NULL) {
-        PyMem_FREE(co->co_opcache_map);
+        PyMem_Free(co->co_opcache_map);
     }
     co->co_opcache_flag = 0;
     co->co_opcache_size = 0;
@@ -664,12 +664,12 @@ code_dealloc(PyCodeObject *co)
     Py_XDECREF(co->co_name);
     Py_XDECREF(co->co_linetable);
     if (co->co_cell2arg != NULL)
-        PyMem_FREE(co->co_cell2arg);
+        PyMem_Free(co->co_cell2arg);
     if (co->co_zombieframe != NULL)
         PyObject_GC_Del(co->co_zombieframe);
     if (co->co_weakreflist != NULL)
         PyObject_ClearWeakRefs((PyObject*)co);
-    PyObject_DEL(co);
+    PyObject_Free(co);
 }
 
 static PyObject *

Objects/complexobject.c

@@ -233,7 +233,7 @@ PyObject *
 PyComplex_FromCComplex(Py_complex cval)
 {
     /* Inline PyObject_New */
-    PyComplexObject *op = PyObject_MALLOC(sizeof(PyComplexObject));
+    PyComplexObject *op = PyObject_Malloc(sizeof(PyComplexObject));
     if (op == NULL) {
         return PyErr_NoMemory();
     }

Objects/dictobject.c

@@ -269,7 +269,7 @@ _PyDict_ClearFreeList(PyThreadState *tstate)
         PyObject_GC_Del(op);
     }
     while (state->keys_numfree) {
-        PyObject_FREE(state->keys_free_list[--state->keys_numfree]);
+        PyObject_Free(state->keys_free_list[--state->keys_numfree]);
     }
 }
 
@@ -597,7 +597,7 @@ new_keys_object(Py_ssize_t size)
     }
     else
     {
-        dk = PyObject_MALLOC(sizeof(PyDictKeysObject)
+        dk = PyObject_Malloc(sizeof(PyDictKeysObject)
                              + es * size
                              + sizeof(PyDictKeyEntry) * usable);
         if (dk == NULL) {
@@ -636,11 +636,11 @@ free_keys_object(PyDictKeysObject *keys)
         state->keys_free_list[state->keys_numfree++] = keys;
         return;
     }
-    PyObject_FREE(keys);
+    PyObject_Free(keys);
 }
 
 #define new_values(size) PyMem_NEW(PyObject *, size)
-#define free_values(values) PyMem_FREE(values)
+#define free_values(values) PyMem_Free(values)
 
 /* Consumes a reference to the keys object */
 static PyObject *
@@ -1303,7 +1303,7 @@ dictresize(PyDictObject *mp, Py_ssize_t newsize)
             state->keys_free_list[state->keys_numfree++] = oldkeys;
         }
         else {
-            PyObject_FREE(oldkeys);
+            PyObject_Free(oldkeys);
         }
     }
 

Objects/floatobject.c

@@ -237,7 +237,7 @@ float_dealloc(PyFloatObject *op)
         assert(state->numfree != -1);
 #endif
         if (state->numfree >= PyFloat_MAXFREELIST)  {
-            PyObject_FREE(op);
+            PyObject_Free(op);
             return;
         }
         state->numfree++;
@@ -2032,7 +2032,7 @@ _PyFloat_ClearFreeList(PyThreadState *tstate)
     PyFloatObject *f = state->free_list;
     while (f != NULL) {
         PyFloatObject *next = (PyFloatObject*) Py_TYPE(f);
-        PyObject_FREE(f);
+        PyObject_Free(f);
         f = next;
     }
     state->free_list = NULL;

Objects/listobject.c

@@ -341,7 +341,7 @@ list_dealloc(PyListObject *op)
         while (--i >= 0) {
             Py_XDECREF(op->ob_item[i]);
         }
-        PyMem_FREE(op->ob_item);
+        PyMem_Free(op->ob_item);
     }
     struct _Py_list_state *state = get_list_state();
 #ifdef Py_DEBUG
@@ -592,7 +592,7 @@ _list_clear(PyListObject *a)
         while (--i >= 0) {
             Py_XDECREF(item[i]);
         }
-        PyMem_FREE(item);
+        PyMem_Free(item);
     }
     /* Never fails; the return value can be ignored.
        Note that there is no guarantee that the list is actually empty
@@ -668,7 +668,7 @@ list_ass_slice(PyListObject *a, Py_ssize_t ilow, Py_ssize_t ihigh, PyObject *v)
     /* If norig == 0, item might be NULL, in which case we may not memcpy from it. */
     if (s) {
         if (s > sizeof(recycle_on_stack)) {
-            recycle = (PyObject **)PyMem_MALLOC(s);
+            recycle = (PyObject **)PyMem_Malloc(s);
             if (recycle == NULL) {
                 PyErr_NoMemory();
                 goto Error;
@@ -706,7 +706,7 @@ list_ass_slice(PyListObject *a, Py_ssize_t ilow, Py_ssize_t ihigh, PyObject *v)
     result = 0;
  Error:
     if (recycle != recycle_on_stack)
-        PyMem_FREE(recycle);
+        PyMem_Free(recycle);
     Py_XDECREF(v_as_SF);
     return result;
 #undef b
@@ -2230,7 +2230,7 @@ list_sort_impl(PyListObject *self, PyObject *keyfunc, int reverse)
             /* Leverage stack space we allocated but won't otherwise use */
             keys = &ms.temparray[saved_ob_size+1];
         else {
-            keys = PyMem_MALLOC(sizeof(PyObject *) * saved_ob_size);
+            keys = PyMem_Malloc(sizeof(PyObject *) * saved_ob_size);
             if (keys == NULL) {
                 PyErr_NoMemory();
                 goto keyfunc_fail;
@@ -2243,7 +2243,7 @@ list_sort_impl(PyListObject *self, PyObject *keyfunc, int reverse)
                 for (i=i-1 ; i>=0 ; i--)
                     Py_DECREF(keys[i]);
                 if (saved_ob_size >= MERGESTATE_TEMP_SIZE/2)
-                    PyMem_FREE(keys);
+                    PyMem_Free(keys);
                 goto keyfunc_fail;
             }
         }
@@ -2414,7 +2414,7 @@ fail:
         for (i = 0; i < saved_ob_size; i++)
             Py_DECREF(keys[i]);
         if (saved_ob_size >= MERGESTATE_TEMP_SIZE/2)
-            PyMem_FREE(keys);
+            PyMem_Free(keys);
     }
 
     if (self->allocated != -1 && result != NULL) {
@@ -2442,7 +2442,7 @@ keyfunc_fail:
         while (--i >= 0) {
             Py_XDECREF(final_ob_item[i]);
         }
-        PyMem_FREE(final_ob_item);
+        PyMem_Free(final_ob_item);
     }
     Py_XINCREF(result);
     return result;
@@ -2908,7 +2908,7 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
             }
 
             garbage = (PyObject**)
-                PyMem_MALLOC(slicelength*sizeof(PyObject*));
+                PyMem_Malloc(slicelength*sizeof(PyObject*));
             if (!garbage) {
                 PyErr_NoMemory();
                 return -1;
@@ -2949,7 +2949,7 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
             for (i = 0; i < slicelength; i++) {
                 Py_DECREF(garbage[i]);
             }
-            PyMem_FREE(garbage);
+            PyMem_Free(garbage);
 
             return res;
         }
@@ -2990,7 +2990,7 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
             }
 
             garbage = (PyObject**)
-                PyMem_MALLOC(slicelength*sizeof(PyObject*));
+                PyMem_Malloc(slicelength*sizeof(PyObject*));
             if (!garbage) {
                 Py_DECREF(seq);
                 PyErr_NoMemory();
@@ -3011,7 +3011,7 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
                 Py_DECREF(garbage[i]);
             }
 
-            PyMem_FREE(garbage);
+            PyMem_Free(garbage);
             Py_DECREF(seq);
 
             return 0;

Objects/longobject.c

@@ -131,7 +131,7 @@ _PyLong_New(Py_ssize_t size)
                         "too many digits in integer");
         return NULL;
     }
-    result = PyObject_MALLOC(offsetof(PyLongObject, ob_digit) +
+    result = PyObject_Malloc(offsetof(PyLongObject, ob_digit) +
                              size*sizeof(digit));
     if (!result) {
         PyErr_NoMemory();

Objects/moduleobject.c

@@ -211,7 +211,7 @@ _PyModule_CreateInitialized(struct PyModuleDef* module, int module_api_version)
         return NULL;
 
     if (module->m_size > 0) {
-        m->md_state = PyMem_MALLOC(module->m_size);
+        m->md_state = PyMem_Malloc(module->m_size);
         if (!m->md_state) {
             PyErr_NoMemory();
             Py_DECREF(m);
@@ -377,7 +377,7 @@ PyModule_ExecDef(PyObject *module, PyModuleDef *def)
         if (md->md_state == NULL) {
             /* Always set a state pointer; this serves as a marker to skip
              * multiple initialization (importlib.reload() is no-op) */
-            md->md_state = PyMem_MALLOC(def->m_size);
+            md->md_state = PyMem_Malloc(def->m_size);
             if (!md->md_state) {
                 PyErr_NoMemory();
                 return -1;
@@ -681,7 +681,7 @@ module_dealloc(PyModuleObject *m)
     Py_XDECREF(m->md_dict);
     Py_XDECREF(m->md_name);
     if (m->md_state != NULL)
-        PyMem_FREE(m->md_state);
+        PyMem_Free(m->md_state);
     Py_TYPE(m)->tp_free((PyObject *)m);
 }
 

Objects/object.c

@@ -161,7 +161,7 @@ PyObject_InitVar(PyVarObject *op, PyTypeObject *tp, Py_ssize_t size)
 PyObject *
 _PyObject_New(PyTypeObject *tp)
 {
-    PyObject *op = (PyObject *) PyObject_MALLOC(_PyObject_SIZE(tp));
+    PyObject *op = (PyObject *) PyObject_Malloc(_PyObject_SIZE(tp));
     if (op == NULL) {
         return PyErr_NoMemory();
     }
@@ -174,7 +174,7 @@ _PyObject_NewVar(PyTypeObject *tp, Py_ssize_t nitems)
 {
     PyVarObject *op;
     const size_t size = _PyObject_VAR_SIZE(tp, nitems);
-    op = (PyVarObject *) PyObject_MALLOC(size);
+    op = (PyVarObject *) PyObject_Malloc(size);
     if (op == NULL) {
         return (PyVarObject *)PyErr_NoMemory();
     }

Objects/odictobject.c

@@ -459,7 +459,7 @@ later:
 - implement a fuller MutableMapping API in C?
 - move the MutableMapping implementation to abstract.c?
 - optimize mutablemapping_update
-- use PyObject_MALLOC (small object allocator) for odict nodes?
+- use PyObject_Malloc (small object allocator) for odict nodes?
 - support subclasses better (e.g. in odict_richcompare)
 
 */
@@ -567,14 +567,14 @@ _odict_resize(PyODictObject *od)
         i = _odict_get_index_raw(od, _odictnode_KEY(node),
                                  _odictnode_HASH(node));
         if (i < 0) {
-            PyMem_FREE(fast_nodes);
+            PyMem_Free(fast_nodes);
             return -1;
         }
         fast_nodes[i] = node;
     }
 
     /* Replace the old fast nodes table. */
-    PyMem_FREE(od->od_fast_nodes);
+    PyMem_Free(od->od_fast_nodes);
     od->od_fast_nodes = fast_nodes;
     od->od_fast_nodes_size = size;
     od->od_resize_sentinel = ((PyDictObject *)od)->ma_keys;
@@ -683,7 +683,7 @@ _odict_add_new_node(PyODictObject *od, PyObject *key, Py_hash_t hash)
     }
 
     /* must not be added yet */
-    node = (_ODictNode *)PyMem_MALLOC(sizeof(_ODictNode));
+    node = (_ODictNode *)PyMem_Malloc(sizeof(_ODictNode));
     if (node == NULL) {
         Py_DECREF(key);
         PyErr_NoMemory();
@@ -701,7 +701,7 @@ _odict_add_new_node(PyODictObject *od, PyObject *key, Py_hash_t hash)
 #define _odictnode_DEALLOC(node) \
     do { \
         Py_DECREF(_odictnode_KEY(node)); \
-        PyMem_FREE((void *)node); \
+        PyMem_Free((void *)node); \
     } while (0)
 
 /* Repeated calls on the same node are no-ops. */
@@ -776,7 +776,7 @@ _odict_clear_nodes(PyODictObject *od)
 {
     _ODictNode *node, *next;
 
-    PyMem_FREE(od->od_fast_nodes);
+    PyMem_Free(od->od_fast_nodes);
     od->od_fast_nodes = NULL;
     od->od_fast_nodes_size = 0;
     od->od_resize_sentinel = NULL;

Objects/rangeobject.c

@@ -171,7 +171,7 @@ range_dealloc(rangeobject *r)
     Py_DECREF(r->stop);
     Py_DECREF(r->step);
     Py_DECREF(r->length);
-    PyObject_Del(r);
+    PyObject_Free(r);
 }
 
 /* Return number of items in range (lo, hi, step) as a PyLong object,
@@ -1021,7 +1021,7 @@ longrangeiter_dealloc(longrangeiterobject *r)
     Py_XDECREF(r->start);
     Py_XDECREF(r->step);
     Py_XDECREF(r->len);
-    PyObject_Del(r);
+    PyObject_Free(r);
 }
 
 static PyObject *

Objects/setobject.c

@@ -289,7 +289,7 @@ set_table_resize(PySetObject *so, Py_ssize_t minused)
     }
 
     if (is_oldtable_malloced)
-        PyMem_DEL(oldtable);
+        PyMem_Free(oldtable);
     return 0;
 }
 
@@ -424,7 +424,7 @@ set_clear_internal(PySetObject *so)
     }
 
     if (table_is_malloced)
-        PyMem_DEL(table);
+        PyMem_Free(table);
     return 0;
 }
 
@@ -484,7 +484,7 @@ set_dealloc(PySetObject *so)
         }
     }
     if (so->table != so->smalltable)
-        PyMem_DEL(so->table);
+        PyMem_Free(so->table);
     Py_TYPE(so)->tp_free(so);
     Py_TRASHCAN_END
 }

Objects/stringlib/join.h

@@ -155,7 +155,7 @@ done:
     for (i = 0; i < nbufs; i++)
         PyBuffer_Release(&buffers[i]);
     if (buffers != static_buffers)
-        PyMem_FREE(buffers);
+        PyMem_Free(buffers);
     return res;
 }
 

Objects/stringlib/unicode_format.h

@@ -983,7 +983,7 @@ static void
 formatteriter_dealloc(formatteriterobject *it)
 {
     Py_XDECREF(it->str);
-    PyObject_FREE(it);
+    PyObject_Free(it);
 }
 
 /* returns a tuple:
@@ -1147,7 +1147,7 @@ static void
 fieldnameiter_dealloc(fieldnameiterobject *it)
 {
     Py_XDECREF(it->str);
-    PyObject_FREE(it);
+    PyObject_Free(it);
 }
 
 /* returns a tuple:

Objects/structseq.c

@@ -467,14 +467,14 @@ PyStructSequence_InitType2(PyTypeObject *type, PyStructSequence_Desc *desc)
     type->tp_members = members;
 
     if (PyType_Ready(type) < 0) {
-        PyMem_FREE(members);
+        PyMem_Free(members);
         return -1;
     }
     Py_INCREF(type);
 
     if (initialize_structseq_dict(
             desc, type->tp_dict, n_members, n_unnamed_members) < 0) {
-        PyMem_FREE(members);
+        PyMem_Free(members);
         Py_DECREF(type);
         return -1;
     }
@@ -526,7 +526,7 @@ PyStructSequence_NewType(PyStructSequence_Desc *desc)
     spec.slots = slots;
 
     type = (PyTypeObject *)PyType_FromSpecWithBases(&spec, (PyObject *)&PyTuple_Type);
-    PyMem_FREE(members);
+    PyMem_Free(members);
     if (type == NULL) {
         return NULL;
     }

Objects/typeobject.c

@@ -1059,7 +1059,7 @@ PyType_GenericAlloc(PyTypeObject *type, Py_ssize_t nitems)
         obj = _PyObject_GC_Malloc(size);
     }
     else {
-        obj = (PyObject *)PyObject_MALLOC(size);
+        obj = (PyObject *)PyObject_Malloc(size);
     }
 
     if (obj == NULL) {
@@ -1779,7 +1779,7 @@ pmerge(PyObject *acc, PyObject **to_merge, Py_ssize_t to_merge_size)
     }
 
   out:
-    PyMem_Del(remain);
+    PyMem_Free(remain);
 
     return res;
 }
@@ -1859,7 +1859,7 @@ mro_implementation(PyTypeObject *type)
 
     result = PyList_New(1);
     if (result == NULL) {
-        PyMem_Del(to_merge);
+        PyMem_Free(to_merge);
         return NULL;
     }
 
@@ -1869,7 +1869,7 @@ mro_implementation(PyTypeObject *type)
         Py_CLEAR(result);
     }
 
-    PyMem_Del(to_merge);
+    PyMem_Free(to_merge);
     return result;
 }
 
@@ -2707,7 +2707,7 @@ type_new(PyTypeObject *metatype, PyObject *args, PyObject *kwds)
                 goto error;
             /* Silently truncate the docstring if it contains null bytes. */
             len = strlen(doc_str);
-            tp_doc = (char *)PyObject_MALLOC(len + 1);
+            tp_doc = (char *)PyObject_Malloc(len + 1);
             if (tp_doc == NULL) {
                 PyErr_NoMemory();
                 goto error;
@@ -3047,7 +3047,7 @@ PyType_FromModuleAndSpec(PyObject *module, PyType_Spec *spec, PyObject *bases)
                 continue;
             }
             size_t len = strlen(slot->pfunc)+1;
-            char *tp_doc = PyObject_MALLOC(len);
+            char *tp_doc = PyObject_Malloc(len);
             if (tp_doc == NULL) {
                 type->tp_doc = NULL;
                 PyErr_NoMemory();

Objects/unicodeobject.c

@@ -1061,7 +1061,7 @@ resize_compact(PyObject *unicode, Py_ssize_t length)
     new_size = (struct_size + (length + 1) * char_size);
 
     if (_PyUnicode_HAS_UTF8_MEMORY(unicode)) {
-        PyObject_DEL(_PyUnicode_UTF8(unicode));
+        PyObject_Free(_PyUnicode_UTF8(unicode));
         _PyUnicode_UTF8(unicode) = NULL;
         _PyUnicode_UTF8_LENGTH(unicode) = 0;
     }
@@ -1072,7 +1072,7 @@ resize_compact(PyObject *unicode, Py_ssize_t length)
     _Py_ForgetReference(unicode);
 #endif
 
-    new_unicode = (PyObject *)PyObject_REALLOC(unicode, new_size);
+    new_unicode = (PyObject *)PyObject_Realloc(unicode, new_size);
     if (new_unicode == NULL) {
         _Py_NewReference(unicode);
         PyErr_NoMemory();
@@ -1088,7 +1088,7 @@ resize_compact(PyObject *unicode, Py_ssize_t length)
             _PyUnicode_WSTR_LENGTH(unicode) = length;
     }
     else if (_PyUnicode_HAS_WSTR_MEMORY(unicode)) {
-        PyObject_DEL(_PyUnicode_WSTR(unicode));
+        PyObject_Free(_PyUnicode_WSTR(unicode));
         _PyUnicode_WSTR(unicode) = NULL;
         if (!PyUnicode_IS_ASCII(unicode))
             _PyUnicode_WSTR_LENGTH(unicode) = 0;
@@ -1131,12 +1131,12 @@ resize_inplace(PyObject *unicode, Py_ssize_t length)
 
         if (!share_utf8 && _PyUnicode_HAS_UTF8_MEMORY(unicode))
         {
-            PyObject_DEL(_PyUnicode_UTF8(unicode));
+            PyObject_Free(_PyUnicode_UTF8(unicode));
             _PyUnicode_UTF8(unicode) = NULL;
             _PyUnicode_UTF8_LENGTH(unicode) = 0;
         }
 
-        data = (PyObject *)PyObject_REALLOC(data, new_size);
+        data = (PyObject *)PyObject_Realloc(data, new_size);
         if (data == NULL) {
             PyErr_NoMemory();
             return -1;
@@ -1169,7 +1169,7 @@ resize_inplace(PyObject *unicode, Py_ssize_t length)
     }
     new_size = sizeof(wchar_t) * (length + 1);
     wstr =  _PyUnicode_WSTR(unicode);
-    wstr = PyObject_REALLOC(wstr, new_size);
+    wstr = PyObject_Realloc(wstr, new_size);
     if (!wstr) {
         PyErr_NoMemory();
         return -1;
@@ -1259,7 +1259,7 @@ _PyUnicode_New(Py_ssize_t length)
     _PyUnicode_UTF8(unicode) = NULL;
     _PyUnicode_UTF8_LENGTH(unicode) = 0;
 
-    _PyUnicode_WSTR(unicode) = (Py_UNICODE*) PyObject_MALLOC(new_size);
+    _PyUnicode_WSTR(unicode) = (Py_UNICODE*) PyObject_Malloc(new_size);
     if (!_PyUnicode_WSTR(unicode)) {
         Py_DECREF(unicode);
         PyErr_NoMemory();
@@ -1456,7 +1456,7 @@ PyUnicode_New(Py_ssize_t size, Py_UCS4 maxchar)
      * PyObject_New() so we are able to allocate space for the object and
      * it's data buffer.
      */
-    obj = (PyObject *) PyObject_MALLOC(struct_size + (size + 1) * char_size);
+    obj = (PyObject *) PyObject_Malloc(struct_size + (size + 1) * char_size);
     if (obj == NULL) {
         return PyErr_NoMemory();
     }
@@ -1838,7 +1838,7 @@ _PyUnicode_Ready(PyObject *unicode)
         return -1;
 
     if (maxchar < 256) {
-        _PyUnicode_DATA_ANY(unicode) = PyObject_MALLOC(_PyUnicode_WSTR_LENGTH(unicode) + 1);
+        _PyUnicode_DATA_ANY(unicode) = PyObject_Malloc(_PyUnicode_WSTR_LENGTH(unicode) + 1);
         if (!_PyUnicode_DATA_ANY(unicode)) {
             PyErr_NoMemory();
             return -1;
@@ -1859,7 +1859,7 @@ _PyUnicode_Ready(PyObject *unicode)
             _PyUnicode_UTF8(unicode) = NULL;
             _PyUnicode_UTF8_LENGTH(unicode) = 0;
         }
-        PyObject_FREE(_PyUnicode_WSTR(unicode));
+        PyObject_Free(_PyUnicode_WSTR(unicode));
         _PyUnicode_WSTR(unicode) = NULL;
         _PyUnicode_WSTR_LENGTH(unicode) = 0;
     }
@@ -1879,7 +1879,7 @@ _PyUnicode_Ready(PyObject *unicode)
         _PyUnicode_UTF8_LENGTH(unicode) = 0;
 #else
         /* sizeof(wchar_t) == 4 */
-        _PyUnicode_DATA_ANY(unicode) = PyObject_MALLOC(
+        _PyUnicode_DATA_ANY(unicode) = PyObject_Malloc(
             2 * (_PyUnicode_WSTR_LENGTH(unicode) + 1));
         if (!_PyUnicode_DATA_ANY(unicode)) {
             PyErr_NoMemory();
@@ -1893,7 +1893,7 @@ _PyUnicode_Ready(PyObject *unicode)
         _PyUnicode_STATE(unicode).kind = PyUnicode_2BYTE_KIND;
         _PyUnicode_UTF8(unicode) = NULL;
         _PyUnicode_UTF8_LENGTH(unicode) = 0;
-        PyObject_FREE(_PyUnicode_WSTR(unicode));
+        PyObject_Free(_PyUnicode_WSTR(unicode));
         _PyUnicode_WSTR(unicode) = NULL;
         _PyUnicode_WSTR_LENGTH(unicode) = 0;
 #endif
@@ -1908,7 +1908,7 @@ _PyUnicode_Ready(PyObject *unicode)
             PyErr_NoMemory();
             return -1;
         }
-        _PyUnicode_DATA_ANY(unicode) = PyObject_MALLOC(4 * (length_wo_surrogates + 1));
+        _PyUnicode_DATA_ANY(unicode) = PyObject_Malloc(4 * (length_wo_surrogates + 1));
         if (!_PyUnicode_DATA_ANY(unicode)) {
             PyErr_NoMemory();
             return -1;
@@ -1920,7 +1920,7 @@ _PyUnicode_Ready(PyObject *unicode)
         /* unicode_convert_wchar_to_ucs4() requires a ready string */
         _PyUnicode_STATE(unicode).ready = 1;
         unicode_convert_wchar_to_ucs4(_PyUnicode_WSTR(unicode), end, unicode);
-        PyObject_FREE(_PyUnicode_WSTR(unicode));
+        PyObject_Free(_PyUnicode_WSTR(unicode));
         _PyUnicode_WSTR(unicode) = NULL;
         _PyUnicode_WSTR_LENGTH(unicode) = 0;
 #else
@@ -1973,13 +1973,13 @@ unicode_dealloc(PyObject *unicode)
     }
 
     if (_PyUnicode_HAS_WSTR_MEMORY(unicode)) {
-        PyObject_DEL(_PyUnicode_WSTR(unicode));
+        PyObject_Free(_PyUnicode_WSTR(unicode));
     }
     if (_PyUnicode_HAS_UTF8_MEMORY(unicode)) {
-        PyObject_DEL(_PyUnicode_UTF8(unicode));
+        PyObject_Free(_PyUnicode_UTF8(unicode));
     }
     if (!PyUnicode_IS_COMPACT(unicode) && _PyUnicode_DATA_ANY(unicode)) {
-        PyObject_DEL(_PyUnicode_DATA_ANY(unicode));
+        PyObject_Free(_PyUnicode_DATA_ANY(unicode));
     }
 
     Py_TYPE(unicode)->tp_free(unicode);
@@ -3298,7 +3298,7 @@ PyUnicode_AsWideCharString(PyObject *unicode,
         *size = buflen;
     }
     else if (wcslen(buffer) != (size_t)buflen) {
-        PyMem_FREE(buffer);
+        PyMem_Free(buffer);
         PyErr_SetString(PyExc_ValueError,
                         "embedded null character");
         return NULL;
@@ -4199,7 +4199,7 @@ PyUnicode_AsUnicodeAndSize(PyObject *unicode, Py_ssize_t *size)
             PyErr_NoMemory();
             return NULL;
         }
-        w = (wchar_t *) PyObject_MALLOC(sizeof(wchar_t) * (wlen + 1));
+        w = (wchar_t *) PyObject_Malloc(sizeof(wchar_t) * (wlen + 1));
         if (w == NULL) {
             PyErr_NoMemory();
             return NULL;
@@ -5627,7 +5627,7 @@ unicode_fill_utf8(PyObject *unicode)
                     PyBytes_AS_STRING(writer.buffer);
     Py_ssize_t len = end - start;
 
-    char *cache = PyObject_MALLOC(len + 1);
+    char *cache = PyObject_Malloc(len + 1);
     if (cache == NULL) {
         _PyBytesWriter_Dealloc(&writer);
         PyErr_NoMemory();
@@ -8544,7 +8544,7 @@ PyUnicode_BuildEncodingMap(PyObject* string)
     }
 
     /* Create a three-level trie */
-    result = PyObject_MALLOC(sizeof(struct encoding_map) +
+    result = PyObject_Malloc(sizeof(struct encoding_map) +
                              16*count2 + 128*count3 - 1);
     if (!result) {
         return PyErr_NoMemory();
@@ -10211,7 +10211,7 @@ case_operation(PyObject *self,
         PyErr_SetString(PyExc_OverflowError, "string is too long");
         return NULL;
     }
-    tmp = PyMem_MALLOC(sizeof(Py_UCS4) * 3 * length);
+    tmp = PyMem_Malloc(sizeof(Py_UCS4) * 3 * length);
     if (tmp == NULL)
         return PyErr_NoMemory();
     newlength = perform(kind, data, length, tmp, &maxchar);
@@ -10235,7 +10235,7 @@ case_operation(PyObject *self,
         Py_UNREACHABLE();
     }
   leave:
-    PyMem_FREE(tmp);
+    PyMem_Free(tmp);
     return res;
 }
 
@@ -11050,11 +11050,11 @@ replace(PyObject *self, PyObject *str1,
     assert(release1 == (buf1 != PyUnicode_DATA(str1)));
     assert(release2 == (buf2 != PyUnicode_DATA(str2)));
     if (srelease)
-        PyMem_FREE((void *)sbuf);
+        PyMem_Free((void *)sbuf);
     if (release1)
-        PyMem_FREE((void *)buf1);
+        PyMem_Free((void *)buf1);
     if (release2)
-        PyMem_FREE((void *)buf2);
+        PyMem_Free((void *)buf2);
     assert(_PyUnicode_CheckConsistency(u, 1));
     return u;
 
@@ -11064,11 +11064,11 @@ replace(PyObject *self, PyObject *str1,
     assert(release1 == (buf1 != PyUnicode_DATA(str1)));
     assert(release2 == (buf2 != PyUnicode_DATA(str2)));
     if (srelease)
-        PyMem_FREE((void *)sbuf);
+        PyMem_Free((void *)sbuf);
     if (release1)
-        PyMem_FREE((void *)buf1);
+        PyMem_Free((void *)buf1);
     if (release2)
-        PyMem_FREE((void *)buf2);
+        PyMem_Free((void *)buf2);
     return unicode_result_unchanged(self);
 
   error:
@@ -11076,11 +11076,11 @@ replace(PyObject *self, PyObject *str1,
     assert(release1 == (buf1 != PyUnicode_DATA(str1)));
     assert(release2 == (buf2 != PyUnicode_DATA(str2)));
     if (srelease)
-        PyMem_FREE((void *)sbuf);
+        PyMem_Free((void *)sbuf);
     if (release1)
-        PyMem_FREE((void *)buf1);
+        PyMem_Free((void *)buf1);
     if (release2)
-        PyMem_FREE((void *)buf2);
+        PyMem_Free((void *)buf2);
     return NULL;
 }
 
@@ -15567,7 +15567,7 @@ unicode_subtype_new(PyTypeObject *type, PyObject *unicode)
         PyErr_NoMemory();
         goto onError;
     }
-    data = PyObject_MALLOC((length + 1) * char_size);
+    data = PyObject_Malloc((length + 1) * char_size);
     if (data == NULL) {
         PyErr_NoMemory();
         goto onError;

PC/_msi.c

@@ -351,7 +351,7 @@ msiobj_dealloc(msiobj* msidb)
 {
     MsiCloseHandle(msidb->h);
     msidb->h = 0;
-    PyObject_Del(msidb);
+    PyObject_Free(msidb);
 }
 
 static PyObject*

PC/winreg.c

@@ -145,7 +145,7 @@ PyHKEY_deallocFunc(PyObject *ob)
     PyHKEYObject *obkey = (PyHKEYObject *)ob;
     if (obkey->hkey)
         RegCloseKey((HKEY)obkey->hkey);
-    PyObject_DEL(ob);
+    PyObject_Free(ob);
 }
 
 static int
@@ -459,7 +459,7 @@ PyObject *
 PyHKEY_FromHKEY(HKEY h)
 {
     /* Inline PyObject_New */
-    PyHKEYObject *op = (PyHKEYObject *) PyObject_MALLOC(sizeof(PyHKEYObject));
+    PyHKEYObject *op = (PyHKEYObject *) PyObject_Malloc(sizeof(PyHKEYObject));
     if (op == NULL) {
         return PyErr_NoMemory();
     }
@@ -1818,7 +1818,7 @@ winreg_SetValueEx_impl(PyObject *module, HKEY key,
     Py_BEGIN_ALLOW_THREADS
     rc = RegSetValueExW(key, value_name, 0, type, data, len);
     Py_END_ALLOW_THREADS
-    PyMem_DEL(data);
+    PyMem_Free(data);
     if (rc != ERROR_SUCCESS)
         return PyErr_SetFromWindowsErrWithFunction(rc,
                                                    "RegSetValueEx");

Parser/string_parser.c

@@ -384,7 +384,7 @@ fstring_compile_expr(Parser *p, const char *expr_start, const char *expr_end,
 
     int lines, cols;
     if (!fstring_find_expr_location(t, str, &lines, &cols)) {
-        PyMem_FREE(str);
+        PyMem_Free(str);
         return NULL;
     }
 

Parser/tokenizer.c

@@ -51,7 +51,7 @@ static const char* type_comment_prefix = "# type: ";
 static struct tok_state *
 tok_new(void)
 {
-    struct tok_state *tok = (struct tok_state *)PyMem_MALLOC(
+    struct tok_state *tok = (struct tok_state *)PyMem_Malloc(
                                             sizeof(struct tok_state));
     if (tok == NULL)
         return NULL;
@@ -93,7 +93,7 @@ tok_new(void)
 static char *
 new_string(const char *s, Py_ssize_t len, struct tok_state *tok)
 {
-    char* result = (char *)PyMem_MALLOC(len + 1);
+    char* result = (char *)PyMem_Malloc(len + 1);
     if (!result) {
         tok->done = E_NOMEM;
         return NULL;
@@ -108,7 +108,7 @@ error_ret(struct tok_state *tok) /* XXX */
 {
     tok->decoding_erred = 1;
     if (tok->fp != NULL && tok->buf != NULL) /* see PyTokenizer_Free */
-        PyMem_FREE(tok->buf);
+        PyMem_Free(tok->buf);
     tok->buf = tok->cur = tok->inp = NULL;
     tok->start = NULL;
     tok->end = NULL;
@@ -184,7 +184,7 @@ get_coding_spec(const char *s, char **spec, Py_ssize_t size, struct tok_state *t
                     return 0;
                 q = get_normal_name(r);
                 if (r != q) {
-                    PyMem_FREE(r);
+                    PyMem_Free(r);
                     r = new_string(q, strlen(q), tok);
                     if (!r)
                         return 0;
@@ -244,7 +244,7 @@ check_coding_spec(const char* line, Py_ssize_t size, struct tok_state *tok,
             else {
                 PyErr_Format(PyExc_SyntaxError,
                              "encoding problem: %s", cs);
-                PyMem_FREE(cs);
+                PyMem_Free(cs);
             }
         }
     } else {                /* then, compare cs with BOM */
@@ -252,7 +252,7 @@ check_coding_spec(const char* line, Py_ssize_t size, struct tok_state *tok,
         if (!r)
             PyErr_Format(PyExc_SyntaxError,
                          "encoding problem: %s with BOM", cs);
-        PyMem_FREE(cs);
+        PyMem_Free(cs);
     }
     return r;
 }
@@ -315,7 +315,7 @@ check_bom(int get_char(struct tok_state *),
         return 1;
     }
     if (tok->encoding != NULL)
-        PyMem_FREE(tok->encoding);
+        PyMem_Free(tok->encoding);
     tok->encoding = new_string("utf-8", 5, tok);
     if (!tok->encoding)
         return 0;
@@ -620,7 +620,7 @@ translate_newlines(const char *s, int exec_input, struct tok_state *tok) {
     size_t needed_length = strlen(s) + 2, final_length;
     char *buf, *current;
     char c = '\0';
-    buf = PyMem_MALLOC(needed_length);
+    buf = PyMem_Malloc(needed_length);
     if (buf == NULL) {
         tok->done = E_NOMEM;
         return NULL;
@@ -651,9 +651,9 @@ translate_newlines(const char *s, int exec_input, struct tok_state *tok) {
     final_length = current - buf + 1;
     if (final_length < needed_length && final_length) {
         /* should never fail */
-        char* result = PyMem_REALLOC(buf, final_length);
+        char* result = PyMem_Realloc(buf, final_length);
         if (result == NULL) {
-            PyMem_FREE(buf);
+            PyMem_Free(buf);
         }
         buf = result;
     }
@@ -757,7 +757,7 @@ PyTokenizer_FromUTF8(const char *str, int exec_input)
     tok->read_coding_spec = 1;
     tok->enc = NULL;
     tok->str = translated;
-    tok->encoding = (char *)PyMem_MALLOC(6);
+    tok->encoding = (char *)PyMem_Malloc(6);
     if (!tok->encoding) {
         PyTokenizer_Free(tok);
         return NULL;
@@ -778,7 +778,7 @@ PyTokenizer_FromFile(FILE *fp, const char* enc,
     struct tok_state *tok = tok_new();
     if (tok == NULL)
         return NULL;
-    if ((tok->buf = (char *)PyMem_MALLOC(BUFSIZ)) == NULL) {
+    if ((tok->buf = (char *)PyMem_Malloc(BUFSIZ)) == NULL) {
         PyTokenizer_Free(tok);
         return NULL;
     }
@@ -790,7 +790,7 @@ PyTokenizer_FromFile(FILE *fp, const char* enc,
     if (enc != NULL) {
         /* Must copy encoding declaration since it
            gets copied into the parse tree. */
-        tok->encoding = PyMem_MALLOC(strlen(enc)+1);
+        tok->encoding = PyMem_Malloc(strlen(enc)+1);
         if (!tok->encoding) {
             PyTokenizer_Free(tok);
             return NULL;
@@ -808,15 +808,15 @@ void
 PyTokenizer_Free(struct tok_state *tok)
 {
     if (tok->encoding != NULL)
-        PyMem_FREE(tok->encoding);
+        PyMem_Free(tok->encoding);
     Py_XDECREF(tok->decoding_readline);
     Py_XDECREF(tok->decoding_buffer);
     Py_XDECREF(tok->filename);
     if (tok->fp != NULL && tok->buf != NULL)
-        PyMem_FREE(tok->buf);
+        PyMem_Free(tok->buf);
     if (tok->input)
-        PyMem_FREE(tok->input);
-    PyMem_FREE(tok);
+        PyMem_Free(tok->input);
+    PyMem_Free(tok);
 }
 
 /* Get next char, updating state; error code goes into tok->done */
@@ -852,7 +852,7 @@ tok_nextc(struct tok_state *tok)
             char *newtok = PyOS_Readline(stdin, stdout, tok->prompt);
             if (newtok != NULL) {
                 char *translated = translate_newlines(newtok, 0, tok);
-                PyMem_FREE(newtok);
+                PyMem_Free(newtok);
                 if (translated == NULL)
                     return EOF;
                 newtok = translated;
@@ -862,14 +862,14 @@ tok_nextc(struct tok_state *tok)
                 Py_ssize_t buflen;
                 const char* buf;
                 PyObject *u = translate_into_utf8(newtok, tok->encoding);
-                PyMem_FREE(newtok);
+                PyMem_Free(newtok);
                 if (!u) {
                     tok->done = E_DECODE;
                     return EOF;
                 }
                 buflen = PyBytes_GET_SIZE(u);
                 buf = PyBytes_AS_STRING(u);
-                newtok = PyMem_MALLOC(buflen+1);
+                newtok = PyMem_Malloc(buflen+1);
                 if (newtok == NULL) {
                     Py_DECREF(u);
                     tok->done = E_NOMEM;
@@ -883,7 +883,7 @@ tok_nextc(struct tok_state *tok)
             if (newtok == NULL)
                 tok->done = E_INTR;
             else if (*newtok == '\0') {
-                PyMem_FREE(newtok);
+                PyMem_Free(newtok);
                 tok->done = E_EOF;
             }
             else if (tok->start != NULL) {
@@ -892,12 +892,12 @@ tok_nextc(struct tok_state *tok)
                 size_t newlen = oldlen + strlen(newtok);
                 Py_ssize_t cur_multi_line_start = tok->multi_line_start - tok->buf;
                 char *buf = tok->buf;
-                buf = (char *)PyMem_REALLOC(buf, newlen+1);
+                buf = (char *)PyMem_Realloc(buf, newlen+1);
                 tok->lineno++;
                 if (buf == NULL) {
-                    PyMem_FREE(tok->buf);
+                    PyMem_Free(tok->buf);
                     tok->buf = NULL;
-                    PyMem_FREE(newtok);
+                    PyMem_Free(newtok);
                     tok->done = E_NOMEM;
                     return EOF;
                 }
@@ -906,7 +906,7 @@ tok_nextc(struct tok_state *tok)
                 tok->multi_line_start = tok->buf + cur_multi_line_start;
                 tok->line_start = tok->cur;
                 strcpy(tok->buf + oldlen, newtok);
-                PyMem_FREE(newtok);
+                PyMem_Free(newtok);
                 tok->inp = tok->buf + newlen;
                 tok->end = tok->inp + 1;
                 tok->start = tok->buf + start;
@@ -914,7 +914,7 @@ tok_nextc(struct tok_state *tok)
             else {
                 tok->lineno++;
                 if (tok->buf != NULL)
-                    PyMem_FREE(tok->buf);
+                    PyMem_Free(tok->buf);
                 tok->buf = newtok;
                 tok->cur = tok->buf;
                 tok->line_start = tok->buf;
@@ -929,7 +929,7 @@ tok_nextc(struct tok_state *tok)
             if (tok->start == NULL) {
                 if (tok->buf == NULL) {
                     tok->buf = (char *)
-                        PyMem_MALLOC(BUFSIZ);
+                        PyMem_Malloc(BUFSIZ);
                     if (tok->buf == NULL) {
                         tok->done = E_NOMEM;
                         return EOF;
@@ -966,7 +966,7 @@ tok_nextc(struct tok_state *tok)
                 Py_ssize_t curvalid = tok->inp - tok->buf;
                 Py_ssize_t newsize = curvalid + BUFSIZ;
                 char *newbuf = tok->buf;
-                newbuf = (char *)PyMem_REALLOC(newbuf,
+                newbuf = (char *)PyMem_Realloc(newbuf,
                                                newsize);
                 if (newbuf == NULL) {
                     tok->done = E_NOMEM;
@@ -1851,7 +1851,7 @@ PyTokenizer_Get(struct tok_state *tok, const char **p_start, const char **p_end)
    encoding in the first or second line of the file (in which case the encoding
    should be assumed to be UTF-8).
 
-   The char* returned is malloc'ed via PyMem_MALLOC() and thus must be freed
+   The char* returned is malloc'ed via PyMem_Malloc() and thus must be freed
    by the caller. */
 
 char *
@@ -1894,7 +1894,7 @@ PyTokenizer_FindEncodingFilename(int fd, PyObject *filename)
     }
     fclose(fp);
     if (tok->encoding) {
-        encoding = (char *)PyMem_MALLOC(strlen(tok->encoding) + 1);
+        encoding = (char *)PyMem_Malloc(strlen(tok->encoding) + 1);
         if (encoding)
             strcpy(encoding, tok->encoding);
     }

Python/bltinmodule.c

@@ -2089,7 +2089,7 @@ builtin_input_impl(PyObject *module, PyObject *prompt)
         Py_DECREF(stdin_encoding);
         Py_DECREF(stdin_errors);
         Py_XDECREF(po);
-        PyMem_FREE(s);
+        PyMem_Free(s);
 
         if (result != NULL) {
             if (PySys_Audit("builtins.input/result", "O", result) < 0) {

Python/getargs.c

@@ -202,7 +202,7 @@ static int
 cleanup_ptr(PyObject *self, void *ptr)
 {
     if (ptr) {
-        PyMem_FREE(ptr);
+        PyMem_Free(ptr);
     }
     return 0;
 }
@@ -246,7 +246,7 @@ cleanreturn(int retval, freelist_t *freelist)
       }
     }
     if (freelist->entries_malloced)
-        PyMem_FREE(freelist->entries);
+        PyMem_Free(freelist->entries);
     return retval;
 }
 

Python/marshal.c

@@ -638,7 +638,7 @@ r_string(Py_ssize_t n, RFILE *p)
         return res;
     }
     if (p->buf == NULL) {
-        p->buf = PyMem_MALLOC(n);
+        p->buf = PyMem_Malloc(n);
         if (p->buf == NULL) {
             PyErr_NoMemory();
             return NULL;
@@ -646,7 +646,7 @@ r_string(Py_ssize_t n, RFILE *p)
         p->buf_size = n;
     }
     else if (p->buf_size < n) {
-        char *tmp = PyMem_REALLOC(p->buf, n);
+        char *tmp = PyMem_Realloc(p->buf, n);
         if (tmp == NULL) {
             PyErr_NoMemory();
             return NULL;
@@ -1453,7 +1453,7 @@ PyMarshal_ReadShortFromFile(FILE *fp)
     rf.buf = NULL;
     res = r_short(&rf);
     if (rf.buf != NULL)
-        PyMem_FREE(rf.buf);
+        PyMem_Free(rf.buf);
     return res;
 }
 
@@ -1468,7 +1468,7 @@ PyMarshal_ReadLongFromFile(FILE *fp)
     rf.buf = NULL;
     res = r_long(&rf);
     if (rf.buf != NULL)
-        PyMem_FREE(rf.buf);
+        PyMem_Free(rf.buf);
     return res;
 }
 
@@ -1501,11 +1501,11 @@ PyMarshal_ReadLastObjectFromFile(FILE *fp)
     off_t filesize;
     filesize = getfilesize(fp);
     if (filesize > 0 && filesize <= REASONABLE_FILE_LIMIT) {
-        char* pBuf = (char *)PyMem_MALLOC(filesize);
+        char* pBuf = (char *)PyMem_Malloc(filesize);
         if (pBuf != NULL) {
             size_t n = fread(pBuf, 1, (size_t)filesize, fp);
             PyObject* v = PyMarshal_ReadObjectFromString(pBuf, n);
-            PyMem_FREE(pBuf);
+            PyMem_Free(pBuf);
             return v;
         }
 
@@ -1534,7 +1534,7 @@ PyMarshal_ReadObjectFromFile(FILE *fp)
     result = r_object(&rf);
     Py_DECREF(rf.refs);
     if (rf.buf != NULL)
-        PyMem_FREE(rf.buf);
+        PyMem_Free(rf.buf);
     return result;
 }
 
@@ -1555,7 +1555,7 @@ PyMarshal_ReadObjectFromString(const char *str, Py_ssize_t len)
     result = r_object(&rf);
     Py_DECREF(rf.refs);
     if (rf.buf != NULL)
-        PyMem_FREE(rf.buf);
+        PyMem_Free(rf.buf);
     return result;
 }
 
@@ -1684,7 +1684,7 @@ marshal_load(PyObject *module, PyObject *file)
             result = read_object(&rf);
             Py_DECREF(rf.refs);
             if (rf.buf != NULL)
-                PyMem_FREE(rf.buf);
+                PyMem_Free(rf.buf);
         } else
             result = NULL;
     }

Python/pystrtod.c

@@ -255,7 +255,7 @@ _PyOS_ascii_strtod(const char *nptr, char **endptr)
         char *copy, *c;
         /* Create a copy of the input, with the '.' converted to the
            locale-specific decimal point */
-        copy = (char *)PyMem_MALLOC(end - digits_pos +
+        copy = (char *)PyMem_Malloc(end - digits_pos +
                                     1 + decimal_point_len);
         if (copy == NULL) {
             *endptr = (char *)nptr;
@@ -286,7 +286,7 @@ _PyOS_ascii_strtod(const char *nptr, char **endptr)
                     (fail_pos - copy);
         }
 
-        PyMem_FREE(copy);
+        PyMem_Free(copy);
 
     }
     else {

Python/symtable.c

@@ -128,7 +128,7 @@ ste_dealloc(PySTEntryObject *ste)
     Py_XDECREF(ste->ste_varnames);
     Py_XDECREF(ste->ste_children);
     Py_XDECREF(ste->ste_directives);
-    PyObject_Del(ste);
+    PyObject_Free(ste);
 }
 
 #define OFF(x) offsetof(PySTEntryObject, x)

Python/traceback.c

@@ -419,12 +419,12 @@ _Py_DisplaySourceLine(PyObject *f, PyObject *filename, int lineno, int indent)
     if (lseek(fd, 0, SEEK_SET) == (off_t)-1) {
         Py_DECREF(io);
         Py_DECREF(binary);
-        PyMem_FREE(found_encoding);
+        PyMem_Free(found_encoding);
         return 0;
     }
     fob = _PyObject_CallMethodId(io, &PyId_TextIOWrapper, "Os", binary, encoding);
     Py_DECREF(io);
-    PyMem_FREE(found_encoding);
+    PyMem_Free(found_encoding);
 
     if (fob == NULL) {
         PyErr_Clear();