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Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
Co-authored-by: Yury Selivanov <yselivanov@gmail.com>

Author: 1st1

Doc/library/uuid.rst

@@ -69,7 +69,7 @@ which relays any information about the UUID's safety, using this enumeration:
    variant and version number set according to :rfc:`9562`, overriding bits in the
    given *hex*, *bytes*, *bytes_le*, *fields*, or *int*.
 
-   .. versionchanged:: 3.16
+   .. versionchanged:: next
       Passing an object other than :class:`bytes` as *bytes* or *bytes_le*
       now consistently raises :exc:`TypeError`. Previously, some invalid inputs
       raised :exc:`AssertionError` or :exc:`ValueError`.

Lib/uuid.py

@@ -864,7 +864,7 @@ def uuid6(node=None, clock_seq=None):
 _last_counter_v7 = 0  # 42-bit counter
 
 def _uuid7_get_counter_and_tail():
-    rand = int.from_bytes(_gen_random(10), 'big')
+    rand = int.from_bytes(_gen_random(10))
 
     # 42-bit counter with MSB set to 0
     counter = (rand >> 32) & 0x1ff_ffff_ffff

Misc/NEWS.d/next/Library/2025-09-18-14-13-00.gh-issue-139122.m3lp66.rst

@@ -1,2 +1,2 @@
-Reimplement base UUID type, uuid4(), and uuid7() in C
-
+:mod:`uuid`: Reimplement :class:`~uuid.UUID` objects, :func:`~uuid.uuid4`,
+and :func:`~uuid.uuid7` in C.

Modules/_uuidmodule.c

@@ -1830,12 +1830,11 @@ uuid_exec(PyObject *module)
 
 #undef ADD_INT
 
-    state->uuid_type = (PyTypeObject *)PyType_FromMetaclass(
-        NULL,
-        module,
-        &Uuid_spec,
-        NULL
-    );
+    state->uuid_type = (PyTypeObject *)PyType_FromModuleAndSpec(
+        module,
+        &Uuid_spec,
+        NULL
+    );
     if (state->uuid_type == NULL) {
         return -1;
     }