def _win_hardware_info():
try:
from comtypes.client import CoGetObject
winmgmts_root = CoGetObject("winmgmts:root\cimv2")
cpus = winmgmts_root.ExecQuery("Select * from Win32_Processor")
ncpus = 0
for cpu in cpus:
ncpus += int(cpu.Properties_['NumberOfCores'].Value)
except:
ncpus = int(multiprocessing.cpu_count())
return {'os': 'Windows', 'cpus': ncpus}
def test_wmi(self):
wmi = CoGetObject("winmgmts:")
disks = wmi.InstancesOf("Win32_LogicalDisk")
# There are different typelibs installed for WMI on win2k and winXP.
# WbemScripting refers to their guid:
# Win2k:
# import comtypes.gen._565783C6_CB41_11D1_8B02_00600806D9B6_0_1_1 as mod
# WinXP:
# import comtypes.gen._565783C6_CB41_11D1_8B02_00600806D9B6_0_1_2 as mod
# So, the one that's referenced onm WbemScripting will be used, whether the actual
# typelib is available or not. XXX
from comtypes.gen import WbemScripting
WbemScripting.wbemPrivilegeCreateToken
for item in disks:
# obj[index] is forwarded to obj.Item(index)
# .Value is a property with "[out] POINTER(VARIANT)" parameter.
a = item.Properties_["Caption"].Value
b = item.Properties_.Item("Caption").Value
c = item.Properties_("Caption").Value
self.failUnlessEqual(a, b)
self.failUnlessEqual(a, c)
self.failUnless(isinstance(a, basestring))
self.failUnless(isinstance(b, basestring))
self.failUnless(isinstance(c, basestring))
result = {}
for prop in item.Properties_:
self.failUnless(isinstance(prop.Name, basestring))
prop.Value
result[prop.Name] = prop.Value
## print "\t", (prop.Name, prop.Value)
self.failUnlessEqual(len(item.Properties_), item.Properties_.Count)
self.failUnlessEqual(len(item.Properties_), len(result))
self.failUnless(
isinstance(item.Properties_["Description"].Value, unicode))
# len(obj) is forwared to obj.Count
self.failUnlessEqual(len(disks), disks.Count)