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openvino/ngraph/python/tests/test_ngraph/test_basic.py
2020-07-30 13:25:42 +02:00

373 lines
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Python

# ******************************************************************************
# Copyright 2017-2020 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ******************************************************************************
import json
import numpy as np
import pytest
import ngraph as ng
from ngraph.exceptions import UserInputError
from ngraph.impl import Function, PartialShape, Shape
from tests.runtime import get_runtime
from tests.test_ngraph.util import run_op_node
def test_ngraph_function_api():
shape = [2, 2]
parameter_a = ng.parameter(shape, dtype=np.float32, name="A")
parameter_b = ng.parameter(shape, dtype=np.float32, name="B")
parameter_c = ng.parameter(shape, dtype=np.float32, name="C")
model = (parameter_a + parameter_b) * parameter_c
function = Function(model, [parameter_a, parameter_b, parameter_c], "TestFunction")
ordered_ops = function.get_ordered_ops()
op_types = [op.get_type_name() for op in ordered_ops]
assert op_types == ["Parameter", "Parameter", "Parameter", "Add", "Multiply", "Result"]
assert len(function.get_ops()) == 6
assert function.get_output_size() == 1
assert function.get_output_op(0).get_type_name() == "Result"
assert function.get_output_element_type(0) == parameter_a.get_element_type()
assert list(function.get_output_shape(0)) == [2, 2]
assert len(function.get_parameters()) == 3
assert len(function.get_results()) == 1
assert function.get_friendly_name() == "TestFunction"
@pytest.mark.parametrize(
"dtype",
[
np.float32,
np.float64,
np.int8,
np.int16,
np.int32,
np.int64,
np.uint8,
np.uint16,
np.uint32,
np.uint64,
],
)
def test_simple_computation_on_ndarrays(dtype):
runtime = get_runtime()
shape = [2, 2]
parameter_a = ng.parameter(shape, dtype=dtype, name="A")
parameter_b = ng.parameter(shape, dtype=dtype, name="B")
parameter_c = ng.parameter(shape, dtype=dtype, name="C")
model = (parameter_a + parameter_b) * parameter_c
computation = runtime.computation(model, parameter_a, parameter_b, parameter_c)
value_a = np.array([[1, 2], [3, 4]], dtype=dtype)
value_b = np.array([[5, 6], [7, 8]], dtype=dtype)
value_c = np.array([[9, 10], [11, 12]], dtype=dtype)
result = computation(value_a, value_b, value_c)
assert np.allclose(result, np.array([[54, 80], [110, 144]], dtype=dtype))
value_a = np.array([[13, 14], [15, 16]], dtype=dtype)
value_b = np.array([[17, 18], [19, 20]], dtype=dtype)
value_c = np.array([[21, 22], [23, 24]], dtype=dtype)
result = computation(value_a, value_b, value_c)
assert np.allclose(result, np.array([[630, 704], [782, 864]], dtype=dtype))
def test_serialization():
dtype = np.float32
shape = [2, 2]
parameter_a = ng.parameter(shape, dtype=dtype, name="A")
parameter_b = ng.parameter(shape, dtype=dtype, name="B")
parameter_c = ng.parameter(shape, dtype=dtype, name="C")
model = (parameter_a + parameter_b) * parameter_c
runtime = get_runtime()
computation = runtime.computation(model, parameter_a, parameter_b, parameter_c)
try:
serialized = computation.serialize(2)
serial_json = json.loads(serialized)
assert serial_json[0]["name"] != ""
assert 10 == len(serial_json[0]["ops"])
except Exception:
pass
def test_broadcast_1():
input_data = np.array([1, 2, 3])
new_shape = [3, 3]
expected = [[1, 2, 3], [1, 2, 3], [1, 2, 3]]
result = run_op_node([input_data], ng.broadcast, new_shape)
assert np.allclose(result, expected)
def test_broadcast_2():
input_data = np.arange(4)
new_shape = [3, 4, 2, 4]
expected = np.broadcast_to(input_data, new_shape)
result = run_op_node([input_data], ng.broadcast, new_shape)
assert np.allclose(result, expected)
def test_broadcast_3():
input_data = np.array([1, 2, 3])
new_shape = [3, 3]
axis_mapping = [0]
expected = [[1, 1, 1], [2, 2, 2], [3, 3, 3]]
result = run_op_node([input_data], ng.broadcast, new_shape, axis_mapping, "EXPLICIT")
assert np.allclose(result, expected)
@pytest.mark.parametrize(
"destination_type, input_data",
[(bool, np.zeros((2, 2), dtype=int)), ("boolean", np.zeros((2, 2), dtype=int))],
)
def test_convert_to_bool(destination_type, input_data):
expected = np.array(input_data, dtype=bool)
result = run_op_node([input_data], ng.convert, destination_type)
assert np.allclose(result, expected)
assert np.array(result).dtype == bool
@pytest.mark.parametrize(
"destination_type, rand_range, in_dtype, expected_type",
[
(np.float32, (-8, 8), np.int32, np.float32),
(np.float64, (-16383, 16383), np.int64, np.float64),
("f32", (-8, 8), np.int32, np.float32),
("f64", (-16383, 16383), np.int64, np.float64),
],
)
def test_convert_to_float(destination_type, rand_range, in_dtype, expected_type):
np.random.seed(133391)
input_data = np.random.randint(*rand_range, size=(2, 2), dtype=in_dtype)
expected = np.array(input_data, dtype=expected_type)
result = run_op_node([input_data], ng.convert, destination_type)
assert np.allclose(result, expected)
assert np.array(result).dtype == expected_type
@pytest.mark.parametrize(
"destination_type, expected_type",
[
(np.int8, np.int8),
(np.int16, np.int16),
(np.int32, np.int32),
(np.int64, np.int64),
("i8", np.int8),
("i16", np.int16),
("i32", np.int32),
("i64", np.int64),
],
)
def test_convert_to_int(destination_type, expected_type):
np.random.seed(133391)
input_data = np.ceil(-8 + np.random.rand(2, 3, 4) * 16)
expected = np.array(input_data, dtype=expected_type)
result = run_op_node([input_data], ng.convert, destination_type)
assert np.allclose(result, expected)
assert np.array(result).dtype == expected_type
@pytest.mark.parametrize(
"destination_type, expected_type",
[
(np.uint8, np.uint8),
(np.uint16, np.uint16),
(np.uint32, np.uint32),
(np.uint64, np.uint64),
("u8", np.uint8),
("u16", np.uint16),
("u32", np.uint32),
("u64", np.uint64),
],
)
def test_convert_to_uint(destination_type, expected_type):
np.random.seed(133391)
input_data = np.ceil(np.random.rand(2, 3, 4) * 16)
expected = np.array(input_data, dtype=expected_type)
result = run_op_node([input_data], ng.convert, destination_type)
assert np.allclose(result, expected)
assert np.array(result).dtype == expected_type
def test_bad_data_shape():
A = ng.parameter(shape=[2, 2], name="A", dtype=np.float32)
B = ng.parameter(shape=[2, 2], name="B")
model = A + B
runtime = get_runtime()
computation = runtime.computation(model, A, B)
value_a = np.array([[1, 2]], dtype=np.float32)
value_b = np.array([[5, 6], [7, 8]], dtype=np.float32)
with pytest.raises(UserInputError):
computation(value_a, value_b)
def test_constant_get_data_bool():
input_data = np.array([True, False, False, True])
node = ng.constant(input_data, dtype=np.bool)
retrieved_data = node.get_data()
assert np.allclose(input_data, retrieved_data)
@pytest.mark.parametrize("data_type", [np.float32, np.float64])
def test_constant_get_data_floating_point(data_type):
np.random.seed(133391)
input_data = np.random.randn(2, 3, 4).astype(data_type)
min_value = -1.0e20
max_value = 1.0e20
input_data = min_value + input_data * max_value * data_type(2)
node = ng.constant(input_data, dtype=data_type)
retrieved_data = node.get_data()
assert np.allclose(input_data, retrieved_data)
@pytest.mark.parametrize("data_type", [np.int64, np.int32, np.int16, np.int8])
def test_constant_get_data_signed_integer(data_type):
np.random.seed(133391)
input_data = np.random.randint(
np.iinfo(data_type).min, np.iinfo(data_type).max, size=[2, 3, 4], dtype=data_type
)
node = ng.constant(input_data, dtype=data_type)
retrieved_data = node.get_data()
assert np.allclose(input_data, retrieved_data)
@pytest.mark.parametrize("data_type", [np.uint64, np.uint32, np.uint16, np.uint8])
def test_constant_get_data_unsigned_integer(data_type):
np.random.seed(133391)
input_data = np.random.randn(2, 3, 4).astype(data_type)
input_data = (
np.iinfo(data_type).min + input_data * np.iinfo(data_type).max + input_data * np.iinfo(data_type).max
)
node = ng.constant(input_data, dtype=data_type)
retrieved_data = node.get_data()
assert np.allclose(input_data, retrieved_data)
def test_backend_config():
dummy_config = {"dummy_option": "dummy_value"}
# Expect no throw
runtime = get_runtime()
runtime.set_config(dummy_config)
def test_result():
node = [[11, 10], [1, 8], [3, 4]]
result = run_op_node([node], ng.result)
assert np.allclose(result, node)
def test_node_friendly_name():
dummy_node = ng.parameter(shape=[1], name="dummy_name")
assert(dummy_node.friendly_name == "dummy_name")
dummy_node.set_friendly_name("changed_name")
assert(dummy_node.get_friendly_name() == "changed_name")
dummy_node.friendly_name = "new_name"
assert(dummy_node.get_friendly_name() == "new_name")
def test_node_output():
input_array = np.array([0, 1, 2, 3, 4, 5])
splits = 3
expected_shape = len(input_array) // splits
input_tensor = ng.constant(input_array, dtype=np.int32)
axis = ng.constant(0, dtype=np.int64)
split_node = ng.split(input_tensor, axis, splits)
split_node_outputs = split_node.outputs()
assert len(split_node_outputs) == splits
assert [output_node.get_index() for output_node in split_node_outputs] == [0, 1, 2]
assert np.equal(
[output_node.get_element_type() for output_node in split_node_outputs],
input_tensor.get_element_type(),
).all()
assert np.equal(
[output_node.get_shape() for output_node in split_node_outputs],
Shape([expected_shape]),
).all()
assert np.equal(
[output_node.get_partial_shape() for output_node in split_node_outputs],
PartialShape([expected_shape]),
).all()
output0 = split_node.output(0)
output1 = split_node.output(1)
output2 = split_node.output(2)
assert [output0.get_index(), output1.get_index(), output2.get_index()] == [0, 1, 2]
def test_node_input():
shape = [2, 2]
parameter_a = ng.parameter(shape, dtype=np.float32, name="A")
parameter_b = ng.parameter(shape, dtype=np.float32, name="B")
model = parameter_a + parameter_b
model_inputs = model.inputs()
assert len(model_inputs) == 2
assert [input_node.get_index() for input_node in model_inputs] == [0, 1]
assert np.equal(
[input_node.get_element_type() for input_node in model_inputs],
model.get_element_type(),
).all()
assert np.equal(
[input_node.get_shape() for input_node in model_inputs], Shape(shape)
).all()
assert np.equal(
[input_node.get_partial_shape() for input_node in model_inputs],
PartialShape(shape),
).all()
input0 = model.input(0)
input1 = model.input(1)
assert [input0.get_index(), input1.get_index()] == [0, 1]
def test_node_target_inputs_soruce_output():
shape = [2, 2]
parameter_a = ng.parameter(shape, dtype=np.float32, name="A")
parameter_b = ng.parameter(shape, dtype=np.float32, name="B")
model = parameter_a + parameter_b
out_a = list(parameter_a.output(0).get_target_inputs())[0]
out_b = list(parameter_b.output(0).get_target_inputs())[0]
assert out_a.get_node().name == model.name
assert out_b.get_node().name == model.name
assert np.equal([out_a.get_shape()], [model.get_output_shape(0)]).all()
assert np.equal([out_b.get_shape()], [model.get_output_shape(0)]).all()
in_model0 = model.input(0).get_source_output()
in_model1 = model.input(1).get_source_output()
assert in_model0.get_node().name == parameter_a.name
assert in_model1.get_node().name == parameter_b.name
assert np.equal([in_model0.get_shape()], [model.get_output_shape(0)]).all()
assert np.equal([in_model1.get_shape()], [model.get_output_shape(0)]).all()