Traceback (most recent call last):


 ".\test.py", line 2, in <module>

from toga.style.pack import Pack, ROW, CENTER, COLUMN
ModuleNotFoundError: No module named 'toga.style'

Traceback (most recent call last):


 "/home/user/Code/google/android-emulator-container-scripts/venv/bin/emu-docker", line 11, in <module>

load_entry_point('emu-docker', 'console_scripts', 'emu-docker')()


 "/home/user/Code/google/android-emulator-container-scripts/venv/lib64/python3.6/site-packages/pkg_resources/__init__.py", line 476, in load_entry_point

return get_distribution(dist).load_entry_point(group, name)


 "/home/user/Code/google/android-emulator-container-scripts/venv/lib64/python3.6/site-packages/pkg_resources/__init__.py", line 2700, in load_entry_point

return ep.load()


 "/home/user/Code/google/android-emulator-container-scripts/venv/lib64/python3.6/site-packages/pkg_resources/__init__.py", line 2318, in load

return self.resolve()


 "/home/user/Code/google/android-emulator-container-scripts/venv/lib64/python3.6/site-packages/pkg_resources/__init__.py", line 2324, in resolve

module = __import__(self.module_name, fromlist=['__name__'], level=0)


 "/home/user/Code/google/android-emulator-container-scripts/emu/emu_docker.py", line 29, in <module>

from emu.docker_device import DockerDevice


 "/home/user/Code/google/android-emulator-container-scripts/emu/docker_device.py", line 25, in <module>

from packaging import version
ModuleNotFoundError: No module named 'packaging'
