chore: upgrade python runtime (#18564)

* chore: upgrade python runtime

Refs: https://docs.python.org/3/whatsnew/changelog.html#python-3-13-6-final
Refs: https://docs.python.org/3/whatsnew/changelog.html#python-3-13-7-final

Signed-off-by: Mike Fiedler <miketheman@gmail.com>

* Revert "Disallow negative tar offsets (#18428)"

This reverts commit 954b6b3.

---------

Signed-off-by: Mike Fiedler <miketheman@gmail.com>

Author: miketheman

.python-version

@@ -1 +1 @@
-3.13.5
+3.13.7

Dockerfile

@@ -1,5 +1,5 @@
 # Set variables reused in Dockerfile
-ARG PYTHON_IMAGE_VERSION=3.13.5-slim-bookworm
+ARG PYTHON_IMAGE_VERSION=3.13.7-slim-bookworm
 
 # First things first, we build an image which is where we're going to compile
 # our static assets with. We use this stage in development.

warehouse/forklift/legacy.py

@@ -4,7 +4,6 @@
 import hmac
 import os.path
 import re
-import sys
 import tarfile
 import tempfile
 import zipfile
@@ -177,19 +176,6 @@
 _manylinux_arches = _jointlinux_arches | {"ppc64"}
 _musllinux_arches = _jointlinux_arches
 
-# Remove this patch once 3.13.6 is available.
-if sys.version_info >= (3, 13, 6):  # pragma: no cover
-    raise RuntimeError("Patched _block() not needed in Python 3.13.6+")
-
-
-def _block_patched(self, count, _orig_block=tarfile.TarInfo._block):
-    if count < 0:  # pragma: no cover
-        raise tarfile.InvalidHeaderError("invalid offset")
-    return _orig_block(self, count)
-
-
-tarfile.TarInfo._block = _block_patched  # type: ignore[attr-defined]
-
 
 # Actual checking code;
 def _valid_platform_tag(platform_tag):