4 files changed, 18 insertions, 2 deletions
diff --git a/python/qemu/machine/machine.py b/python/qemu/machine/machine.py
index f648f6a..ebb58d5 100644
--- a/python/qemu/machine/machine.py
+++ b/python/qemu/machine/machine.py
@@ -335,6 +335,7 @@ class QEMUMachine:
 
     def _pre_launch(self) -> None:
         if self._qmp_set:
+            sock = None
             if self._monitor_address is None:
                 self._sock_pair = socket.socketpair()
                 os.set_inheritable(self._sock_pair[0].fileno(), True)
diff --git a/python/qemu/utils/__init__.py b/python/qemu/utils/__init__.py
index 017cfdc..be5daa8 100644
--- a/python/qemu/utils/__init__.py
+++ b/python/qemu/utils/__init__.py
@@ -23,13 +23,19 @@ import textwrap
 from typing import Optional
 
 # pylint: disable=import-error
-from .accel import kvm_available, list_accel, tcg_available
+from .accel import (
+    hvf_available,
+    kvm_available,
+    list_accel,
+    tcg_available,
+)
 
 
 __all__ = (
     'VerboseProcessError',
     'add_visual_margin',
     'get_info_usernet_hostfwd_port',
+    'hvf_available',
     'kvm_available',
     'list_accel',
     'tcg_available',
diff --git a/python/qemu/utils/accel.py b/python/qemu/utils/accel.py
index 386ff64..f915b64 100644
--- a/python/qemu/utils/accel.py
+++ b/python/qemu/utils/accel.py
@@ -82,3 +82,12 @@ def tcg_available(qemu_bin: str) -> bool:
     @param qemu_bin (str): path to the QEMU binary
     """
     return 'tcg' in list_accel(qemu_bin)
+
+
+def hvf_available(qemu_bin: str) -> bool:
+    """
+    Check if HVF is available.
+
+    @param qemu_bin (str): path to the QEMU binary
+    """
+    return 'hvf' in list_accel(qemu_bin)
diff --git a/python/qemu/utils/qemu_ga_client.py b/python/qemu/utils/qemu_ga_client.py
index 9a665e6..cf0fcf9 100644
--- a/python/qemu/utils/qemu_ga_client.py
+++ b/python/qemu/utils/qemu_ga_client.py
@@ -174,7 +174,7 @@ class QemuGuestAgentClient:
             # On error exception will raise
         except asyncio.TimeoutError:
             # On success command will timed out
-            return
+            pass
 
     def shutdown(self, mode: str = 'powerdown') -> None:
         if mode not in ['powerdown', 'halt', 'reboot']: