Coverage for mlprodict/onnxrt/ops_cpu/op_dropout.py: 100%
37 statements
« prev ^ index » next coverage.py v7.1.0, created at 2023-02-04 02:28 +0100
« prev ^ index » next coverage.py v7.1.0, created at 2023-02-04 02:28 +0100
1# -*- encoding: utf-8 -*-
2# pylint: disable=E0203,E1101,C0111
3"""
4@file
5@brief Runtime operator.
6"""
8import numpy
9from numpy.random import RandomState
10from onnx.defs import onnx_opset_version
11from ._op import OpRun
14def _dropout(X, drop_probability=0.5, seed=0,
15 training_mode=False, return_mask=False):
16 if drop_probability == 0 or not training_mode:
17 if return_mask:
18 return X, numpy.ones(X.shape, dtype=bool)
19 return (X, )
21 rnd = RandomState(seed)
22 mask = rnd.uniform(0, 1.0, X.shape) >= drop_probability
23 scale = (1. / (1. - drop_probability))
24 return (
25 (mask * X * scale, mask.astype(bool))
26 if return_mask else (mask * X * scale, ))
29class DropoutBase(OpRun):
31 def __init__(self, onnx_node, desc=None, expected_attributes=None, **options):
32 OpRun.__init__(self, onnx_node, desc=desc,
33 expected_attributes=expected_attributes,
34 **options)
35 self.nb_outputs = len(onnx_node.output)
37 def _private_run(self, X, seed=None, ratio=0.5, training_mode=False): # pylint: disable=W0221
38 return _dropout(X, ratio, seed=seed, return_mask=self.nb_outputs == 2,
39 training_mode=training_mode)
42class Dropout_7(DropoutBase):
44 atts = {'ratio': 0.5}
46 def __init__(self, onnx_node, desc=None, **options):
47 DropoutBase.__init__(self, onnx_node, desc=desc,
48 expected_attributes=Dropout_7.atts,
49 **options)
51 def _run(self, X, attributes=None, verbose=0, fLOG=None): # pylint: disable=W0221
52 return self._private_run(X, self.ratio)
55class Dropout_12(DropoutBase):
57 atts = {'seed': 0}
59 def __init__(self, onnx_node, desc=None, **options):
60 DropoutBase.__init__(self, onnx_node, desc=desc,
61 expected_attributes=Dropout_12.atts,
62 **options)
64 def _run(self, *inputs, attributes=None, verbose=0, fLOG=None): # pylint: disable=W0221
65 X = inputs[0]
66 ratio = 0.5 if len(inputs) <= 1 else inputs[1]
67 training_mode = False if len(inputs) <= 2 else inputs[2]
68 return self._private_run(X, seed=self.seed, ratio=ratio,
69 training_mode=training_mode)
72if onnx_opset_version() >= 12:
73 Dropout = Dropout_12
74else:
75 Dropout = Dropout_7 # pragma: no cover