def splice(self, data=None):
data = [] if data is None else data
assert isinstance(data, list)
assert isinstance(self.struct[self.index], list)
removed = self.struct[self.index][self.start : self.stop]
self.struct[self.index][self.start : self.stop] = data
proxy.reproxy_list(self.struct.proxy, self.index, self.struct[self.index])
self.stop = self.start + len(data)
return removed
def replace(self, obj=None):
removed = self.struct[self.list_index][self.index]
if obj is not None:
self.struct[self.list_index][self.index] = obj
proxy.reproxy_list(self.struct.proxy, self.list_index, [obj], self.index)
return removed