Can't install device_detector from pip

[AlexeyPetroff]

  Using cached https://files.pythonhosted.org/packages/9e/a3/1d13970c3f36777c583f136c136f804d70f500168edc1edea6daa7200769/PyYAML-3.13.tar.gz
Obtaining device-detector from git+git://github.com/AlexeyPetroff/device_detector.git@aea8e5d2033eb02389c014692e73a36e74994ab7#egg=device-detector (from -r rrrr.txt (line 2))
  Cloning git://github.com/AlexeyPetroff/device_detector.git (to revision aea8e5d2033eb02389c014692e73a36e74994ab7) to /home/al/venv/proj/project/srcdevice-detector
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/home/al/venv/proj/project/srcdevice-detector/setup.py", line 5, in <module>
        import device_detector
      File "/home/al/venv/proj/project/srcdevice-detector/device_detector/__init__.py", line 3, in <module>
        from .parser import *
      File "/home/al/venv/proj/project/srcdevice-detector/device_detector/parser/__init__.py", line 1, in <module>
        from .client import *
      File "/home/al/venv/proj/project/srcdevice-detector/device_detector/parser/client/__init__.py", line 1, in <module>
        from .base import *
      File "/home/al/venv/proj/project/srcdevice-detector/device_detector/parser/client/base.py", line 1, in <module>
        from ..parser import Parser
      File "/home/al/venv/proj/project/srcdevice-detector/device_detector/parser/parser.py", line 5, in <module>
        import yaml
    ModuleNotFoundError: No module named 'yaml'
    
    ----------------------------------------

From what I see the problem is that you are trying to import version from a file, where other imports are executed and they import pyYAML prematurely.