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PyBitmessage/src/inventory.py

27 lines
1.0 KiB

from bmconfigparser import BMConfigParser
from singleton import Singleton
# TODO make this dynamic, and watch out for frozen, like with messagetypes
import storage.sqlite
import storage.filesystem
@Singleton
class Inventory():
def __init__(self):
#super(self.__class__, self).__init__()
self._moduleName = BMConfigParser().safeGet("inventory", "storage")
self._inventoryClass = getattr(getattr(storage, self._moduleName), "{}Inventory".format(self._moduleName.title()))
self._realInventory = self._inventoryClass()
self.numberOfInventoryLookupsPerformed = 0
# cheap inheritance copied from asyncore
def __getattr__(self, attr):
try:
if attr == "__contains__":
self.numberOfInventoryLookupsPerformed += 1
realRet = getattr(self._realInventory, attr)
except AttributeError:
raise AttributeError("%s instance has no attribute '%s'" %(self.__class__.__name__, attr))
else:
return realRet