Unity 机器学习代理工具包 (ML-Agents) 是一个开源项目,它使游戏和模拟能够作为训练智能代理的环境。
您最多选择25个主题 主题必须以中文或者字母或数字开头,可以包含连字符 (-),并且长度不得超过35个字符
 
 
 
 
 

124 行
3.4 KiB

import io
import json
import pytest
from unittest.mock import patch, mock_open
from mlagents.trainers.exception import CurriculumConfigError, CurriculumLoadingError
from mlagents.trainers.curriculum import Curriculum
dummy_curriculum_json_str = """
{
"measure" : "reward",
"thresholds" : [10, 20, 50],
"min_lesson_length" : 3,
"signal_smoothing" : true,
"parameters" :
{
"param1" : [0.7, 0.5, 0.3, 0.1],
"param2" : [100, 50, 20, 15],
"param3" : [0.2, 0.3, 0.7, 0.9]
}
}
"""
bad_curriculum_json_str = """
{
"measure" : "reward",
"thresholds" : [10, 20, 50],
"min_lesson_length" : 3,
"signal_smoothing" : false,
"parameters" :
{
"param1" : [0.7, 0.5, 0.3, 0.1],
"param2" : [100, 50, 20],
"param3" : [0.2, 0.3, 0.7, 0.9]
}
}
"""
@pytest.fixture
def location():
return "TestBrain.json"
@pytest.fixture
def default_reset_parameters():
return {"param1": 1, "param2": 1, "param3": 1}
@patch("builtins.open", new_callable=mock_open, read_data=dummy_curriculum_json_str)
def test_init_curriculum_happy_path(mock_file, location, default_reset_parameters):
curriculum = Curriculum(location)
assert curriculum._brain_name == "TestBrain"
assert curriculum.lesson_num == 0
assert curriculum.measure == "reward"
@patch("builtins.open", new_callable=mock_open, read_data=bad_curriculum_json_str)
def test_init_curriculum_bad_curriculum_raises_error(
mock_file, location, default_reset_parameters
):
with pytest.raises(CurriculumConfigError):
Curriculum(location)
@patch("builtins.open", new_callable=mock_open, read_data=dummy_curriculum_json_str)
def test_increment_lesson(mock_file, location, default_reset_parameters):
curriculum = Curriculum(location)
assert curriculum.lesson_num == 0
curriculum.lesson_num = 1
assert curriculum.lesson_num == 1
assert not curriculum.increment_lesson(10)
assert curriculum.lesson_num == 1
assert curriculum.increment_lesson(30)
assert curriculum.lesson_num == 2
assert not curriculum.increment_lesson(30)
assert curriculum.lesson_num == 2
assert curriculum.increment_lesson(10000)
assert curriculum.lesson_num == 3
@patch("builtins.open", new_callable=mock_open, read_data=dummy_curriculum_json_str)
def test_get_config(mock_file):
curriculum = Curriculum("TestBrain.json")
assert curriculum.get_config() == {"param1": 0.7, "param2": 100, "param3": 0.2}
curriculum.lesson_num = 2
assert curriculum.get_config() == {"param1": 0.3, "param2": 20, "param3": 0.7}
assert curriculum.get_config(0) == {"param1": 0.7, "param2": 100, "param3": 0.2}
# Test json loading and error handling. These examples don't need to valid config files.
def test_curriculum_load_good():
expected = {"x": 1}
value = json.dumps(expected)
fp = io.StringIO(value)
assert expected == Curriculum._load_curriculum(fp)
def test_curriculum_load_missing_file():
with pytest.raises(CurriculumLoadingError):
Curriculum.load_curriculum_file("notAValidFile.json")
def test_curriculum_load_invalid_json():
# This isn't valid json because of the trailing comma
contents = """
{
"x": [1, 2, 3,]
}
"""
fp = io.StringIO(contents)
with pytest.raises(CurriculumLoadingError):
Curriculum._load_curriculum(fp)