Traceback (most recent call last):
File "/root/.poetry/lib/poetry/_vendor/py3.5/clikit/api/config/application_config.py", line 8, in <module>
from typing import ContextManager
ImportError: cannot import name 'ContextManager'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/root/.poetry/bin/poetry", line 17, in <module>
from poetry.console import main
File "/root/.poetry/lib/poetry/console/__init__.py", line 1, in <module>
from .application import Application
File "/root/.poetry/lib/poetry/console/application.py", line 3, in <module>
from cleo import Application as BaseApplication
File "/root/.poetry/lib/poetry/_vendor/py3.5/cleo/__init__.py", line 3, in <module>
from .application import Application
File "/root/.poetry/lib/poetry/_vendor/py3.5/cleo/application.py", line 4, in <module>
from clikit.console_application import ConsoleApplication
File "/root/.poetry/lib/poetry/_vendor/py3.5/clikit/__init__.py", line 1, in <module>
from .api.config.application_config import ApplicationConfig
File "/root/.poetry/lib/poetry/_vendor/py3.5/clikit/api/config/__init__.py", line 1, in <module>
from .application_config import ApplicationConfig
File "/root/.poetry/lib/poetry/_vendor/py3.5/clikit/api/config/application_config.py", line 10, in <module>
from typing_extensions import ContextManager
ImportError: No module named 'typing_extensions'