in pci_lib/pci_lib.py [0:0]
def find_devices(**kwargs):
# XXX: check kwargs against PCIDevice
for pci_device in list_devices():
for key, val in kwargs.items():
v = getattr(pci_device, key)
if isinstance(val, (list, tuple, set)):
if v not in val:
break
else:
if v != val:
break
else:
# all specified keys match
yield pci_device