bug: missing and broken pytwitter dependency

[popey]

On an Ubuntu 20.04 LXC container, I followed the installation instructions, but it came unstick here:

ubuntu@savannah:~/Savannah$ ./env/bin/python manage.py migrate
Loaded plugin: corm.plugins.discord.DiscordPlugin
Loaded plugin: corm.plugins.discourse.DiscoursePlugin
Loaded plugin: corm.plugins.github.GithubPlugin
Loaded plugin: corm.plugins.gitlab.GitlabPlugin
Loaded plugin: corm.plugins.facebook.FacebookPlugin
Loaded plugin: corm.plugins.ical.iCalPlugin
Loaded plugin: corm.plugins.meetup.MeetupPlugin
Loaded plugin: corm.plugins.reddit.RedditPlugin
Loaded plugin: corm.plugins.rss.RssPlugin
Loaded plugin: corm.plugins.slack.SlackPlugin
Loaded plugin: corm.plugins.stackexchange.StackExchangePlugin
Loaded plugin: corm.plugins.salesforce.SalesforcePlugin
Traceback (most recent call last):
  File "manage.py", line 21, in <module>
    main()
  File "manage.py", line 17, in main
    execute_from_command_line(sys.argv)
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/core/management/__init__.py", line 401, in execute_from_command_line
    utility.execute()
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/core/management/__init__.py", line 377, in execute
    django.setup()
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/apps/registry.py", line 122, in populate
    app_config.ready()
  File "/home/ubuntu/Savannah/corm/apps.py", line 9, in ready
    install_plugins()
  File "/home/ubuntu/Savannah/corm/plugins/__init__.py", line 23, in install_plugins
    module = import_module(plugin_module)
  File "/usr/lib/python3.8/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 848, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/ubuntu/Savannah/corm/plugins/twitter.py", line 6, in <module>
    from pytwitter import Api as TwitterClient
ModuleNotFoundError: No module named 'pytwitter'

Installing pytwitter (which seems abandoned and very old) from pypi, doesn't help.

ubuntu@savannah:~/Savannah$ ./env/bin/pip install pytwitter
Collecting pytwitter
  Downloading pytwitter-0.5.tar.gz (2.8 kB)
Building wheels for collected packages: pytwitter
  Building wheel for pytwitter (setup.py) ... done
  Created wheel for pytwitter: filename=pytwitter-0.5-py3-none-any.whl size=3497 sha256=6e5c7fc9d706611c81a7302d604bc543f4159b13c50b1ff277305a040f193847
  Stored in directory: /home/ubuntu/.cache/pip/wheels/b4/56/6d/674f5c5c189f1c1bbdd785448130c99f0ec6004c9026de2835
Successfully built pytwitter
Installing collected packages: pytwitter
Successfully installed pytwitter-0.5

ubuntu@savannah:~/Savannah$ ./env/bin/python manage.py migrate
Loaded plugin: corm.plugins.discord.DiscordPlugin
Loaded plugin: corm.plugins.discourse.DiscoursePlugin
Loaded plugin: corm.plugins.github.GithubPlugin
Loaded plugin: corm.plugins.gitlab.GitlabPlugin
Loaded plugin: corm.plugins.facebook.FacebookPlugin
Loaded plugin: corm.plugins.ical.iCalPlugin
Loaded plugin: corm.plugins.meetup.MeetupPlugin
Loaded plugin: corm.plugins.reddit.RedditPlugin
Loaded plugin: corm.plugins.rss.RssPlugin
Loaded plugin: corm.plugins.slack.SlackPlugin
Loaded plugin: corm.plugins.stackexchange.StackExchangePlugin
Loaded plugin: corm.plugins.salesforce.SalesforcePlugin
Traceback (most recent call last):
  File "manage.py", line 21, in <module>
    main()
  File "manage.py", line 17, in main
    execute_from_command_line(sys.argv)
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/core/management/__init__.py", line 401, in execute_from_command_line
    utility.execute()
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/core/management/__init__.py", line 377, in execute
    django.setup()
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/django/apps/registry.py", line 122, in populate
    app_config.ready()
  File "/home/ubuntu/Savannah/corm/apps.py", line 9, in ready
    install_plugins()
  File "/home/ubuntu/Savannah/corm/plugins/__init__.py", line 23, in install_plugins
    module = import_module(plugin_module)
  File "/usr/lib/python3.8/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 848, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/ubuntu/Savannah/corm/plugins/twitter.py", line 6, in <module>
    from pytwitter import Api as TwitterClient
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/pytwitter/__init__.py", line 5, in <module>
    from pytwitter import *
  File "/home/ubuntu/Savannah/env/lib/python3.8/site-packages/pytwitter/pytwitter.py", line 113
    except urllib2.URLError, error:
                           ^
SyntaxError: invalid syntax