Coverage for mlprodict/onnxrt/ops_cpu/op_scaler.py: 100%
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1# -*- encoding: utf-8 -*-
2# pylint: disable=E0203,E1101,C0111
3"""
4@file
5@brief Runtime operator.
6"""
7from ._op import OpRunUnary
10class Scaler(OpRunUnary):
12 atts = {'offset': None, 'scale': None}
14 def __init__(self, onnx_node, desc=None, **options):
15 OpRunUnary.__init__(self, onnx_node, desc=desc,
16 expected_attributes=Scaler.atts,
17 **options)
19 def _run(self, x): # pylint: disable=W0221
20 return self._run_no_checks_(x)
22 def _run_no_checks_(self, x): # pylint: disable=W0221
23 if self.inplaces.get(0, False):
24 return self._run_inplace(x)
25 return ((x - self.offset) * self.scale, )
27 def _run_inplace(self, x):
28 x -= self.offset
29 x *= self.scale
30 return (x, )