Merge branch '3.13' into backport-c39ae89-3.13

Author: iritkatriel

.github/workflows/reusable-windows.yml

@@ -24,7 +24,7 @@ env:
 
 jobs:
   build:
-    name: 'build and test (${{ inputs.arch }})'
+    name: ${{ inputs.arch == 'arm64' && 'build' || 'build and test' }} (${{ inputs.arch }})
     runs-on: ${{ inputs.os }}
     timeout-minutes: 60
     env:

Doc/library/errno.rst

@@ -665,6 +665,171 @@ defined by the module.  The specific list of defined symbols is available as
 
    .. versionadded:: 3.11
 
+
+.. data:: ENOMEDIUM
+
+   No medium found
+
+
+.. data:: EMEDIUMTYPE
+
+   Wrong medium type
+
+
+.. data:: ENOKEY
+
+   Required key not available
+
+
+.. data:: EKEYEXPIRED
+
+   Key has expired
+
+
+.. data:: EKEYREVOKED
+
+   Key has been revoked
+
+
+.. data:: EKEYREJECTED
+
+   Key was rejected by service
+
+
+.. data:: ERFKILL
+
+   Operation not possible due to RF-kill
+
+
+.. data:: ELOCKUNMAPPED
+
+   Locked lock was unmapped
+
+
+.. data:: ENOTACTIVE
+
+   Facility is not active
+
+
+.. data:: EAUTH
+
+   Authentication error
+
+   .. versionadded:: 3.2
+
+
+.. data:: EBADARCH
+
+   Bad CPU type in executable
+
+   .. versionadded:: 3.2
+
+
+.. data:: EBADEXEC
+
+   Bad executable (or shared library)
+
+   .. versionadded:: 3.2
+
+
+.. data:: EBADMACHO
+
+   Malformed Mach-o file
+
+   .. versionadded:: 3.2
+
+
+.. data:: EDEVERR
+
+   Device error
+
+   .. versionadded:: 3.2
+
+
+.. data:: EFTYPE
+
+   Inappropriate file type or format
+
+   .. versionadded:: 3.2
+
+
+.. data:: ENEEDAUTH
+
+   Need authenticator
+
+   .. versionadded:: 3.2
+
+
+.. data:: ENOATTR
+
+   Attribute not found
+
+   .. versionadded:: 3.2
+
+
+.. data:: ENOPOLICY
+
+   Policy not found
+
+   .. versionadded:: 3.2
+
+
+.. data:: EPROCLIM
+
+   Too many processes
+
+   .. versionadded:: 3.2
+
+
+.. data:: EPROCUNAVAIL
+
+   Bad procedure for program
+
+   .. versionadded:: 3.2
+
+
+.. data:: EPROGMISMATCH
+
+   Program version wrong
+
+   .. versionadded:: 3.2
+
+
+.. data:: EPROGUNAVAIL
+
+   RPC prog. not avail
+
+   .. versionadded:: 3.2
+
+
+.. data:: EPWROFF
+
+   Device power is off
+
+   .. versionadded:: 3.2
+
+
+.. data:: EBADRPC
+
+   RPC struct is bad
+
+   .. versionadded:: 3.2
+
+
+.. data:: ERPCMISMATCH
+
+   RPC version wrong
+
+   .. versionadded:: 3.2
+
+
+.. data:: ESHLIBVERS
+
+   Shared library version mismatch
+
+   .. versionadded:: 3.2
+
+
 .. data:: ENOTCAPABLE
 
    Capabilities insufficient. This error is mapped to the exception

Lib/http/__init__.py

@@ -179,7 +179,7 @@ class HTTPMethod:
 
     Methods from the following RFCs are all observed:
 
-        * RFF 9110: HTTP Semantics, obsoletes 7231, which obsoleted 2616
+        * RFC 9110: HTTP Semantics, obsoletes 7231, which obsoleted 2616
         * RFC 5789: PATCH Method for HTTP
     """
     def __new__(cls, value, description):

Lib/http/client.py

@@ -472,7 +472,7 @@ def read(self, amt=None):
         if self.chunked:
             return self._read_chunked(amt)
 
-        if amt is not None:
+        if amt is not None and amt >= 0:
             if self.length is not None and amt > self.length:
                 # clip the read to the "end of response"
                 amt = self.length
@@ -590,6 +590,8 @@ def _get_chunk_left(self):
 
     def _read_chunked(self, amt=None):
         assert self.chunked != _UNKNOWN
+        if amt is not None and amt < 0:
+            amt = None
         value = []
         try:
             while (chunk_left := self._get_chunk_left()) is not None:

Lib/subprocess.py

@@ -43,10 +43,8 @@
 import builtins
 import errno
 import io
-import locale
 import os
 import time
-import signal
 import sys
 import threading
 import warnings
@@ -144,6 +142,8 @@ def __init__(self, returncode, cmd, output=None, stderr=None):
 
     def __str__(self):
         if self.returncode and self.returncode < 0:
+            # Lazy import to improve module import time
+            import signal
             try:
                 return "Command '%s' died with %r." % (
                         self.cmd, signal.Signals(-self.returncode))
@@ -381,6 +381,8 @@ def _text_encoding():
     if sys.flags.utf8_mode:
         return "utf-8"
     else:
+        # Lazy import to improve module import time
+        import locale
         return locale.getencoding()
 
 
@@ -1665,6 +1667,9 @@ def send_signal(self, sig):
             # Don't signal a process that we know has already died.
             if self.returncode is not None:
                 return
+
+            # Lazy import to improve module import time
+            import signal
             if sig == signal.SIGTERM:
                 self.terminate()
             elif sig == signal.CTRL_C_EVENT:
@@ -1766,6 +1771,9 @@ def _posix_spawn(self, args, executable, env, restore_signals, close_fds,
             """Execute program using os.posix_spawn()."""
             kwargs = {}
             if restore_signals:
+                # Lazy import to improve module import time
+                import signal
+
                 # See _Py_RestoreSignals() in Python/pylifecycle.c
                 sigset = []
                 for signame in ('SIGPIPE', 'SIGXFZ', 'SIGXFSZ'):
@@ -2215,9 +2223,13 @@ def send_signal(self, sig):
         def terminate(self):
             """Terminate the process with SIGTERM
             """
+            # Lazy import to improve module import time
+            import signal
             self.send_signal(signal.SIGTERM)
 
         def kill(self):
             """Kill the process with SIGKILL
             """
+            # Lazy import to improve module import time
+            import signal
             self.send_signal(signal.SIGKILL)

Lib/test/test_httplib.py

@@ -1081,6 +1081,25 @@ def test_chunked(self):
         self.assertEqual(resp.read(), expected)
         resp.close()
 
+        # Explicit full read
+        for n in (-123, -1, None):
+            with self.subTest('full read', n=n):
+                sock = FakeSocket(chunked_start + last_chunk + chunked_end)
+                resp = client.HTTPResponse(sock, method="GET")
+                resp.begin()
+                self.assertTrue(resp.chunked)
+                self.assertEqual(resp.read(n), expected)
+                resp.close()
+
+        # Read first chunk
+        with self.subTest('read1(-1)'):
+            sock = FakeSocket(chunked_start + last_chunk + chunked_end)
+            resp = client.HTTPResponse(sock, method="GET")
+            resp.begin()
+            self.assertTrue(resp.chunked)
+            self.assertEqual(resp.read1(-1), b"hello worl")
+            resp.close()
+
         # Various read sizes
         for n in range(1, 12):
             sock = FakeSocket(chunked_start + last_chunk + chunked_end)

Misc/NEWS.d/next/Library/2024-12-26-11-00-03.gh-issue-112064.mCcw3B.rst

@@ -0,0 +1,2 @@
+Fix incorrect handling of negative read sizes in :meth:`HTTPResponse.read
+<http.client.HTTPResponse.read>`. Patch by Yury Manushkin.

Misc/NEWS.d/next/Library/2025-01-29-10-53-32.gh-issue-118761.i8wjpV.rst

@@ -0,0 +1,2 @@
+Improve import time of :mod:`subprocess` by lazy importing ``locale`` and
+``signal``. Patch by Taneli Hukkinen.

Misc/NEWS.d/next/Library/2025-01-29-14-30-54.gh-issue-129409.JZbOE6.rst

@@ -0,0 +1,2 @@
+Fix an integer overflow in the :mod:`csv` module when writing a data field
+larger than 2GB.

Modules/_csv.c

@@ -1116,7 +1116,7 @@ join_append_data(WriterObj *self, int field_kind, const void *field_data,
                  int copy_phase)
 {
     DialectObj *dialect = self->dialect;
-    int i;
+    Py_ssize_t i;
     Py_ssize_t rec_len;
 
 #define INCLEN \