Merge tag 'python-pull-request' of https://gitlab.com/jsnow/qemu into staging

Python Pull Request

Python 3.14 support & synchronize with python-qemu-qmp repo

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* tag 'python-pull-request' of https://gitlab.com/jsnow/qemu:
  iotests/check: always enable all python warnings
  iotests/151: ensure subprocesses are cleaned up
  iotests/147: ensure temporary sockets are closed before exiting
  python: ensure QEMUQtestProtocol closes its socket
  iotests: drop compat for old version context manager
  python: synchronize qemu.qmp documentation
  python: backport 'avoid creating additional event loops per thread'
  python: backport 'Remove deprecated get_event_loop calls'
  python: backport 'qmp-tui: Do not crash if optional dependencies are not met'
  python: backport 'qmp-shell-wrap: handle missing binary gracefully'
  python: backport 'make require() preserve async-ness'
  python: backport 'feat: allow setting read buffer limit'
  python: backport 'qmp-shell: add common_parser()'
  python: backport 'Use @asynciocontextmanager'
  python: backport 'drop Python3.6 workarounds'
  python: backport 'protocol: adjust logging name when changing client name'
  python: backport 'kick event queue on legacy event_pull()'
  python: backport 'EventListener: add __repr__ method'
  python: backport 'Change error classes to have better repr methods'

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

5 files changed, 14 insertions, 12 deletions

diff --git a/tests/qemu-iotests/147 b/tests/qemu-iotests/147
index 6d6f077a14..3e14bd389a 100755
--- a/tests/qemu-iotests/147
+++ b/tests/qemu-iotests/147
@@ -277,6 +277,7 @@ class BuiltinNBD(NBDBlockdevAddBase):
                      } }
         self.client_test(filename, flatten_sock_addr(address), 'nbd-export')
 
+        sockfd.close()
         self._server_down()
 
 
diff --git a/tests/qemu-iotests/151 b/tests/qemu-iotests/151
index f2ff9c5dac..06ee3585db 100755
--- a/tests/qemu-iotests/151
+++ b/tests/qemu-iotests/151
@@ -263,6 +263,11 @@ class TestThrottledWithNbdExportBase(iotests.QMPTestCase):
                         break
                     except subprocess.TimeoutExpired:
                         self.vm.qtest(f'clock_step {1 * 1000 * 1000 * 1000}')
+                try:
+                    p.kill()
+                    p.stdout.close()
+                except:
+                    pass
         except IndexError:
             pass
 
diff --git a/tests/qemu-iotests/check b/tests/qemu-iotests/check
index 545f9ec7bd..d9b7c1d598 100755
--- a/tests/qemu-iotests/check
+++ b/tests/qemu-iotests/check
@@ -21,6 +21,7 @@ import sys
 import argparse
 import shutil
 from pathlib import Path
+import warnings
 
 from findtests import TestFinder
 from testenv import TestEnv
@@ -137,6 +138,9 @@ def make_argparser() -> argparse.ArgumentParser:
 
 
 if __name__ == '__main__':
+    warnings.simplefilter("default")
+    os.environ["PYTHONWARNINGS"] = "default"
+
     args = make_argparser().parse_args()
 
     env = TestEnv(source_dir=args.source_dir,
diff --git a/tests/qemu-iotests/testenv.py b/tests/qemu-iotests/testenv.py
index 6326e46b7b..29caaa8a34 100644
--- a/tests/qemu-iotests/testenv.py
+++ b/tests/qemu-iotests/testenv.py
@@ -22,15 +22,12 @@ import tempfile
 from pathlib import Path
 import shutil
 import collections
+import contextlib
 import random
 import subprocess
 import glob
 from typing import List, Dict, Any, Optional
 
-if sys.version_info >= (3, 9):
-    from contextlib import AbstractContextManager as ContextManager
-else:
-    from typing import ContextManager
 
 DEF_GDB_OPTIONS = 'localhost:12345'
 
@@ -58,7 +55,7 @@ def get_default_machine(qemu_prog: str) -> str:
     return default_machine
 
 
-class TestEnv(ContextManager['TestEnv']):
+class TestEnv(contextlib.AbstractContextManager['TestEnv']):
     """
     Manage system environment for running tests
 
diff --git a/tests/qemu-iotests/testrunner.py b/tests/qemu-iotests/testrunner.py
index 2e236c8fa3..14cc8492f9 100644
--- a/tests/qemu-iotests/testrunner.py
+++ b/tests/qemu-iotests/testrunner.py
@@ -30,11 +30,6 @@ from multiprocessing import Pool
 from typing import List, Optional, Any, Sequence, Dict
 from testenv import TestEnv
 
-if sys.version_info >= (3, 9):
-    from contextlib import AbstractContextManager as ContextManager
-else:
-    from typing import ContextManager
-
 
 def silent_unlink(path: Path) -> None:
     try:
@@ -57,7 +52,7 @@ def file_diff(file1: str, file2: str) -> List[str]:
         return res
 
 
-class LastElapsedTime(ContextManager['LastElapsedTime']):
+class LastElapsedTime(contextlib.AbstractContextManager['LastElapsedTime']):
     """ Cache for elapsed time for tests, to show it during new test run
 
     It is safe to use get() at any time.  To use update(), you must either
@@ -112,7 +107,7 @@ class TestResult:
         self.interrupted = interrupted
 
 
-class TestRunner(ContextManager['TestRunner']):
+class TestRunner(contextlib.AbstractContextManager['TestRunner']):
     shared_self = None
 
     @staticmethod