def new_table(self, aggregate_func = lambda a,b: None, empty_total = None, cmp_func = cmp):
new_policy = {
'serialize' : self.policy['serialize'],
'deserialize' : self.policy['deserialize'],
'cmp' : cmp_func,
'aggregate' : aggregate_func
}
return Table._Table(abtree_c.DiskTree(self.store, new_policy), cmp_func, empty_total, None, None)
def load(self,
name,
aggregate_func = lambda a,b: None,
empty_total = None,
cmp_func = cmp):
new_policy = {
'serialize' : self.policy['serialize'],
'deserialize' : self.policy['deserialize'],
'cmp' : cmp_func,
'aggregate' : aggregate_func
}
return Table._Table(self.store.load(name, new_policy), cmp_func, empty_total, None, None)
def attach(self,
name,
aggregate_func = lambda a,b: None,
empty_total = None,
cmp_func = cmp):
new_policy = {
'serialize' : self.policy['serialize'],
'deserialize' : self.policy['deserialize'],
'cmp' : cmp_func,
'aggregate' : aggregate_func
}
with self.lock:
t = Table._Table(self.store.attach(name, new_policy), self, cmp_func, empty_total, None, None)
self.tables[name] = t
return t