def relabeled_clone(self, change_map):
if self.alias not in change_map:
return self
else:
new = Empty()
new.__class__ = self.__class__
new.alias, new.col, new.field = change_map[self.alias], self.col, self.field
return new
def relabeled_clone(self, change_map):
if self.alias not in change_map:
return self
else:
new = Empty()
new.__class__ = self.__class__
new.alias, new.col, new.field = change_map[self.alias], self.col, self.field
return new
def clone(self):
new = Empty()
new.__class__ = self.__class__
new.alias, new.col, new.field = self.alias, self.col, self.field
return new
def clone(self):
new = Empty()
new.__class__ = self.__class__
new.alias, new.col, new.field = self.alias, self.col, self.field
return new
