Coverage for mlprodict/onnxrt/ops_cpu/op_gather.py: 90%

1# -*- encoding: utf-8 -*- 

2# pylint: disable=E0203,E1101,C0111 

3""" 

4@file 

5@brief Runtime operator. 

6""" 

7import numpy 

8from ._op import OpRun 

9from .op_gather_ import ( # pylint: disable=E0611,E0401 

10 GatherFloat, GatherDouble, GatherInt64) 

11 

12 

13class Gather(OpRun): 

14 

15 atts = {'axis': 0} 

16 

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

18 OpRun.__init__(self, onnx_node, desc=desc, 

19 expected_attributes=Gather.atts, 

20 **options) 

21 self.rt_ = { 

22 'float32': GatherFloat(self.axis), 

23 'float64': GatherDouble(self.axis), 

24 'int64': GatherInt64(self.axis)} 

25 

26 def _run(self, x, indices, attributes=None, verbose=0, fLOG=None): # pylint: disable=W0221 

27 if not x.flags['C_CONTIGUOUS']: 

28 x = numpy.ascontiguousarray(x) 

29 if not indices.flags['C_CONTIGUOUS']: 

30 indices = indices.ascontiguousarray() 

31 if indices.size == 0: 

32 return (numpy.empty((0, ), dtype=x.dtype), ) 

33 try: 

34 return (self.rt_[str(x.dtype)].compute(x, indices), ) 

35 except (KeyError, ValueError): 

36 return (numpy.take(x, indices, axis=self.axis), )