def lset(self, name, index, value):
with self.pipe as pipe:<EOL><INDENT>value = self.valueparse.encode(value)<EOL>return pipe.lset(self.redis_key(name), index, value)<EOL><DEDENT>
Set the value in the list at index *idx*

:param name: str     the name of the redis key
:param value:
:param index:
:return: Future()