python/qemu/machine.py: refactor _qemu_args()

- use shorter construction
 - don't create new dict if not needed
 - drop extra unpacking key-val arguments
 - drop extra default values

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-Id: <20210824083856.17408-24-vsementsov@virtuozzo.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2021-08-24 11:38:45 +03:00 committed by Hanna Reitz
parent 783b2825f6
commit c7daa57eb5
1 changed files with 8 additions and 10 deletions

View File

@ -570,14 +570,12 @@ def _qmp(self) -> QEMUMonitorProtocol:
return self._qmp_connection
@classmethod
def _qmp_args(cls, _conv_keys: bool = True, **args: Any) -> Dict[str, Any]:
qmp_args = dict()
for key, value in args.items():
if _conv_keys:
qmp_args[key.replace('_', '-')] = value
else:
qmp_args[key] = value
return qmp_args
def _qmp_args(cls, conv_keys: bool,
args: Dict[str, Any]) -> Dict[str, object]:
if conv_keys:
return {k.replace('_', '-'): v for k, v in args.items()}
return args
def qmp(self, cmd: str,
conv_keys: bool = True,
@ -585,7 +583,7 @@ def qmp(self, cmd: str,
"""
Invoke a QMP command and return the response dict
"""
qmp_args = self._qmp_args(conv_keys, **args)
qmp_args = self._qmp_args(conv_keys, args)
return self._qmp.cmd(cmd, args=qmp_args)
def command(self, cmd: str,
@ -596,7 +594,7 @@ def command(self, cmd: str,
On success return the response dict.
On failure raise an exception.
"""
qmp_args = self._qmp_args(conv_keys, **args)
qmp_args = self._qmp_args(conv_keys, args)
return self._qmp.command(cmd, **qmp_args)
def get_qmp_event(self, wait: bool = False) -> Optional[QMPMessage]: