device.py 文件源码

def _allocateCapacity(self, propname, value):
        """Override this if you want if you don't want magic dispatch"""
        self._log.debug("_allocateCapacity(%s, %s)", propname, value)
        if self._allocationCallbacks.has_key(propname):
            return self._allocationCallbacks[propname]._allocate(value)

        modified_propname = ''
        for ch in propname:
            if ch.isalnum():
                modified_propname += ch
            else:
                modified_propname += '_'
        allocate = _getCallback(self, "allocate_%s" % modified_propname)
        if allocate:
            self._log.debug("using callback for _allocateCapacity()", )
            return allocate(value)
        else:
            self._log.debug("no callback for _allocateCapacity()", )
            return False