def getPnpDeviceInfo():
c = wmi.WMI()
wql = "SELECT * FROM Win32_PnPEntity WHERE Manufacturer != 'Microsoft' AND NOT PNPDeviceID LIKE 'ROOT\\%'"
print ("All physical PNP devices")
for J in c.query(wql):
print(J)
此函数(查询)通常返回所有物理 PNP 设备,以下是输出示例:
instance of Win32_PnPEntity
{
Caption = "ACPI Lid";
ClassGuid = "{4d36e97d-e325-11ce-bfc1-08002be10318}";
ConfigManagerErrorCode = 0;
ConfigManagerUserConfig = FALSE;
CreationClassName = "Win32_PnPEntity";
Description = "ACPI Lid";
DeviceID = "ACPI\\PNP0C0D\\2&DABA3FF&3";
HardwareID = {"ACPI\\PNP0C0D", "*PNP0C0D"};
Manufacturer = "(Standard system devices)";
Name = "ACPI Lid";
PNPDeviceID = "ACPI\\PNP0C0D\\2&DABA3FF&3";
Status = "OK";
SystemCreationClassName = "Win32_ComputerSystem";
SystemName = "SUSDUTTA-LAP";
};
问题是,如果我只想提取实例的“PNPDeviceID”,如何在 python 中执行此操作,而不更改 WQL?
最佳答案
没关系,在 WMI python doc 中列出。 WQL 以列表形式返回答案,并且有一个工厂方法“__getattr__(self,'attribute_name'_)
”使用特定属性名称返回数据。
关于python - 如何从 Win32_PnPEntity 实例中提取特定属性?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/33911001/