tests._test_optimizers.test_RandomRestartHillClimbingOptimizer() - Code Metrics - Inspection of "update testing for init_pos" - SimonBlanke/Hyperactive - Measure and Improve Code Quality continuously with Scrutinizer

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by Simon

created 2020-06-22 10:48 UTC

test_RandomRestartHillClimbingOptimizer() A

↳ Parent: tests._test_optimizers

Complexity

Conditions

Size

Total Lines	10
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	9
nop	0
dl	0
loc	10
rs	9.95
c	0
b	0
f	0

# Author: Simon Blanke
# Email: [email protected]
# License: MIT License

import numpy as np

from hyperactive import Hyperactive

X, y = np.array([0]), np.array([0])
memory = False
n_iter = 100


def sphere_function(para, X_train, y_train):
    loss = []
    for key in para.keys():
        if key == "iteration":
            continue
        loss.append(para[key] * para[key])

    return -np.array(loss).sum()


search_config = {
    sphere_function: {
        "x1": list(np.arange(-3, 3, 0.1)),
        "x2": list(np.arange(-3, 3, 0.1)),
    }
}


def test_HillClimbingOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="HillClimbing")

    for epsilon in [0.01, 0.1, 1]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"HillClimbing": {"epsilon": epsilon}},
        )


def test_StochasticHillClimbingOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="StochasticHillClimbing")

    for p_down in [0.01, 0.1, 1]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"StochasticHillClimbing": {"p_down": p_down}},
        )


def test_TabuOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="TabuSearch")

    for tabu_memory in [1, 3, 5]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"TabuSearch": {"tabu_memory": tabu_memory}},
        )


def test_RandomSearchOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="RandomSearch")


def test_RandomRestartHillClimbingOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="RandomRestartHillClimbing")

    for n_restarts in [3, 5, 20]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"RandomRestartHillClimbing": {"n_restarts": n_restarts}},
        )


def test_RandomAnnealingOptimizer():

    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="RandomAnnealing")

    for start_temp in [0.1, 1, 10]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"RandomAnnealing": {"start_temp": start_temp}},
        )


def test_SimulatedAnnealingOptimizer():

    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="SimulatedAnnealing")

    for start_temp in [0.1, 1, 10]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"SimulatedAnnealing": {"start_temp": start_temp}},
        )


def test_StochasticTunnelingOptimizer():

    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="StochasticTunneling")

    for start_temp in [0.1, 1, 10]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"StochasticTunneling": {"start_temp": start_temp}},
        )


def test_ParallelTemperingOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="ParallelTempering")

    for n_iter_swap in [1, 10, 30]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"ParallelTempering": {"n_iter_swap": n_iter_swap}},
        )


def test_ParticleSwarmOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="ParticleSwarm")

    for n_particles in [2, 10, 30]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"ParticleSwarm": {"n_particles": n_particles}},
        )


def test_EvolutionStrategyOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=n_iter, optimizer="EvolutionStrategy")

    for individuals in [2, 10, 30]:
        opt = Hyperactive(X, y, memory=memory)
        opt.search(
            search_config,
            n_iter=n_iter,
            optimizer={"EvolutionStrategy": {"individuals": individuals}},
        )


def test_BayesianOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=int(n_iter / 33), optimizer="Bayesian")

    for warm_start_smbo in [True]:
        opt = Hyperactive(X, y, memory="long")
        opt.search(
            search_config,
            n_iter=int(n_iter / 33),
            optimizer={"Bayesian": {"warm_start_smbo": warm_start_smbo}},
        )


test_BayesianOptimizer()


def test_TPE():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=int(n_iter / 5), optimizer="TPE")


def test_DecisionTreeOptimizer():
    opt = Hyperactive(X, y, memory=memory)
    opt.search(search_config, n_iter=int(n_iter / 33), optimizer="DecisionTree")


1		# Author: Simon Blanke
2		# Email: [email protected]
3		# License: MIT License
4
5		import numpy as np
6
7		from hyperactive import Hyperactive
8
9		X, y = np.array([0]), np.array([0])
10		memory = False
11		n_iter = 100
12
13
14		def sphere_function(para, X_train, y_train):
15		loss = []
16		for key in para.keys():
17		if key == "iteration":
18		continue
19		loss.append(para[key] * para[key])
20
21		return -np.array(loss).sum()
22
23
24		search_config = {
25		sphere_function: {
26		"x1": list(np.arange(-3, 3, 0.1)),
27		"x2": list(np.arange(-3, 3, 0.1)),
28		}
29		}
30
31
32		def test_HillClimbingOptimizer():
33		opt = Hyperactive(X, y, memory=memory)
34		opt.search(search_config, n_iter=n_iter, optimizer="HillClimbing")
35
36		for epsilon in [0.01, 0.1, 1]:
37		opt = Hyperactive(X, y, memory=memory)
38		opt.search(
39		search_config,
40		n_iter=n_iter,
41		optimizer={"HillClimbing": {"epsilon": epsilon}},
42		)
43
44
45		def test_StochasticHillClimbingOptimizer():
46		opt = Hyperactive(X, y, memory=memory)
47		opt.search(search_config, n_iter=n_iter, optimizer="StochasticHillClimbing")
48
49		for p_down in [0.01, 0.1, 1]:
50		opt = Hyperactive(X, y, memory=memory)
51		opt.search(
52		search_config,
53		n_iter=n_iter,
54		optimizer={"StochasticHillClimbing": {"p_down": p_down}},
55		)
56
57
58		def test_TabuOptimizer():
59		opt = Hyperactive(X, y, memory=memory)
60		opt.search(search_config, n_iter=n_iter, optimizer="TabuSearch")
61
62		for tabu_memory in [1, 3, 5]:
63		opt = Hyperactive(X, y, memory=memory)
64		opt.search(
65		search_config,
66		n_iter=n_iter,
67		optimizer={"TabuSearch": {"tabu_memory": tabu_memory}},
68		)
69
70
71		def test_RandomSearchOptimizer():
72		opt = Hyperactive(X, y, memory=memory)
73		opt.search(search_config, n_iter=n_iter, optimizer="RandomSearch")
74
75
76		def test_RandomRestartHillClimbingOptimizer():
77		opt = Hyperactive(X, y, memory=memory)
78		opt.search(search_config, n_iter=n_iter, optimizer="RandomRestartHillClimbing")
79
80		for n_restarts in [3, 5, 20]:
81		opt = Hyperactive(X, y, memory=memory)
82		opt.search(
83		search_config,
84		n_iter=n_iter,
85		optimizer={"RandomRestartHillClimbing": {"n_restarts": n_restarts}},
86		)
87
88
89	View Code Duplication	def test_RandomAnnealingOptimizer():
		0 ignored issues – show Duplication introduced 2020-02-20 15:34 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
90		opt = Hyperactive(X, y, memory=memory)
91		opt.search(search_config, n_iter=n_iter, optimizer="RandomAnnealing")
92
93		for start_temp in [0.1, 1, 10]:
94		opt = Hyperactive(X, y, memory=memory)
95		opt.search(
96		search_config,
97		n_iter=n_iter,
98		optimizer={"RandomAnnealing": {"start_temp": start_temp}},
99		)
100
101
102	View Code Duplication	def test_SimulatedAnnealingOptimizer():
		0 ignored issues – show Duplication introduced 2020-02-20 15:34 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
103		opt = Hyperactive(X, y, memory=memory)
104		opt.search(search_config, n_iter=n_iter, optimizer="SimulatedAnnealing")
105
106		for start_temp in [0.1, 1, 10]:
107		opt = Hyperactive(X, y, memory=memory)
108		opt.search(
109		search_config,
110		n_iter=n_iter,
111		optimizer={"SimulatedAnnealing": {"start_temp": start_temp}},
112		)
113
114
115	View Code Duplication	def test_StochasticTunnelingOptimizer():
		0 ignored issues – show Duplication introduced 2020-02-20 15:34 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
116		opt = Hyperactive(X, y, memory=memory)
117		opt.search(search_config, n_iter=n_iter, optimizer="StochasticTunneling")
118
119		for start_temp in [0.1, 1, 10]:
120		opt = Hyperactive(X, y, memory=memory)
121		opt.search(
122		search_config,
123		n_iter=n_iter,
124		optimizer={"StochasticTunneling": {"start_temp": start_temp}},
125		)
126
127
128		def test_ParallelTemperingOptimizer():
129		opt = Hyperactive(X, y, memory=memory)
130		opt.search(search_config, n_iter=n_iter, optimizer="ParallelTempering")
131
132		for n_iter_swap in [1, 10, 30]:
133		opt = Hyperactive(X, y, memory=memory)
134		opt.search(
135		search_config,
136		n_iter=n_iter,
137		optimizer={"ParallelTempering": {"n_iter_swap": n_iter_swap}},
138		)
139
140
141		def test_ParticleSwarmOptimizer():
142		opt = Hyperactive(X, y, memory=memory)
143		opt.search(search_config, n_iter=n_iter, optimizer="ParticleSwarm")
144
145		for n_particles in [2, 10, 30]:
146		opt = Hyperactive(X, y, memory=memory)
147		opt.search(
148		search_config,
149		n_iter=n_iter,
150		optimizer={"ParticleSwarm": {"n_particles": n_particles}},
151		)
152
153
154		def test_EvolutionStrategyOptimizer():
155		opt = Hyperactive(X, y, memory=memory)
156		opt.search(search_config, n_iter=n_iter, optimizer="EvolutionStrategy")
157
158		for individuals in [2, 10, 30]:
159		opt = Hyperactive(X, y, memory=memory)
160		opt.search(
161		search_config,
162		n_iter=n_iter,
163		optimizer={"EvolutionStrategy": {"individuals": individuals}},
164		)
165
166
167		def test_BayesianOptimizer():
168		opt = Hyperactive(X, y, memory=memory)
169		opt.search(search_config, n_iter=int(n_iter / 33), optimizer="Bayesian")
170
171		for warm_start_smbo in [True]:
172		opt = Hyperactive(X, y, memory="long")
173		opt.search(
174		search_config,
175		n_iter=int(n_iter / 33),
176		optimizer={"Bayesian": {"warm_start_smbo": warm_start_smbo}},
177		)
178
179
180		test_BayesianOptimizer()
181
182
183		def test_TPE():
184		opt = Hyperactive(X, y, memory=memory)
185		opt.search(search_config, n_iter=int(n_iter / 5), optimizer="TPE")
186
187
188		def test_DecisionTreeOptimizer():
189		opt = Hyperactive(X, y, memory=memory)
190		opt.search(search_config, n_iter=int(n_iter / 33), optimizer="DecisionTree")
191

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Push — master ( 7b482c...5d2e95 )

test_RandomRestartHillClimbingOptimizer() A

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