docstr: get feed inputs list
docstr_tok: ["get","feed","inputs","list"]
code: def feeds(self):
      "get feed inputs list"
      raise NotImplementError(self, self.feeds)
  
imports: import os
  import logging
  import paddle.fluid
label_desc: Use image node_id 7 for calling the ModelBase obj's underlying member method code with example usage: obj.feeds() without return types