1# -*- encoding: utf-8 -*- 

2# pylint: disable=E0203,E1101,C0111 

3""" 

4@file 

5@brief Runtime operator. 

6""" 

7import numpy 

8from ._op import OpRunUnaryNum 

9 

10 

11class Reciprocal(OpRunUnaryNum): 

12 

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

14 OpRunUnaryNum.__init__(self, onnx_node, desc=desc, 

15 **options) 

16 

17 def _run(self, x): # pylint: disable=W0221 

18 with numpy.errstate(divide='ignore'): 

19 if self.inplaces.get(0, False): 

20 return self._run_inplace(x) 

21 return (numpy.reciprocal(x), ) 

22 

23 def _run_inplace(self, x): 

24 return (numpy.reciprocal(x, out=x), ) 

25 

26 def to_python(self, inputs): 

27 return self._to_python_numpy(inputs, self.__class__.__name__.lower())