hashtable_lookup_float_relaxed.mod.py revision b74d2837ab1687c1a4f913aa5f90a9838efe0add 
1#
2# Copyright (C) 2018 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16
17lookups = 4
18keys = 3
19rows = 3
20features = 2
21
22table = [x for x in range(rows * features)]
23for i in range(rows):
24  for j in range(features):
25    table[i * features + j] = i + j / 10.
26
27model = Model()
28
29lookup = Input("lookup", "TENSOR_INT32", "{%d}" % lookups)
30key = Input("key", "TENSOR_INT32", "{%d}" % (keys))
31value = Input("value", "TENSOR_FLOAT32", "{%d, %d}" % (rows, features))
32output = Output("output", "TENSOR_FLOAT32", "{%d, %d}" % (lookups, features))
33hits = Output("hits", "TENSOR_QUANT8_ASYMM", "{%d}, 1.f, 0" % (lookups))
34model = model.Operation("HASHTABLE_LOOKUP", lookup, key, value).To([output, hits])
35model = model.RelaxedExecution(True)
36
37input0 = {lookup:  [1234, -292, -11, 0],
38          key: [-11, 0, 1234],
39          value: table}
40
41output0 = {output:
42           [
43               2.0, 2.1,  # 2-rd item
44               0, 0,      # Not found
45               0.0, 0.1,  # 0-th item
46               1.0, 1.1,  # 1-st item
47           ],
48           hits:
49           [
50               1, 0, 1, 1,
51           ]
52}
53
54# Instantiate an example
55Example((input0, output0))
56