1# -*- encoding: utf-8 -*- 

2# pylint: disable=E0203,E1101,C0111 

3""" 

4@file 

5@brief Runtime operator. 

6""" 

7from ._op import OpRun 

8 

9 

10class Sum(OpRun): 

11 

12 def __init__(self, onnx_node, desc=None, **options): 

13 OpRun.__init__(self, onnx_node, desc=desc, **options) 

14 

15 def _run(self, *args): # pylint: disable=W0221 

16 return (sum(args), ) 

17 

18 def _infer_shapes(self, *args): # pylint: disable=W0221 

19 return (args[0], ) 

20 

21 def _infer_types(self, *args): # pylint: disable=W0221 

22 return (args[0], ) 

23 

24 def _infer_sizes(self, *args, **kwargs): 

25 res = self.run(*args, **kwargs) 

26 return (dict(temp=0), ) + res 

27 

28 def to_python(self, inputs): 

29 return None, "return sum([%s])" % ", ".join(inputs)