Module 'deeppavlov' has no attribute 'skills'

DeepPavlov Library
1

Здравствуйте! Подскажите, пожалуйста, что я делаю не так? :thinking:

Пробовал пойти по этой инструкции
How to build ‘Hello World!’ bot with DeepPavlov in 4 steps

Скачал deeppavlov
import deeppavlov - Ок
Но
from deeppavlov.skills.pattern_matching_skill import PatternMatchingSkill
>ModuleNotFoundError: No module named ‘deeppavlov.skills.pattern_matching_skill’

from deeppavlov.core.agent import Agent, HighestConfidenceSelector
>ModuleNotFoundError: No module named 'deeppavlov.core.agent'

dir(deeppavlov)
>['Chainer', 'Path', '__author__', '__builtins__', '__cached__', '__description__', '__doc__', '__email__', '__file__', '__keywords__', '__license__', '__loader__', '__name__', '__package__', '__path__', '__spec__', '__version__', 'build_model', 'configs', 'core', 'deep_download', 'dot_dp_path', 'download', 'evaluate_model', 'init_logger', 'sys', 'train_evaluate_model_from_config', 'train_model']

deeppavlov.__version__
>'0.7.1'

Использую
Python 3.7.3 (default, Oct 7 2019, 12:56:13)
Ubuntu 19.04

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