[sudo-sys] Cron <list at spinach> if [ -x /usr/bin/mailman ]; then /usr/bin/mailman gatenews; fi

[Cron Daemon]

Traceback (most recent call last):
  File "/usr/bin/mailman", line 33, in <module>
    sys.exit(load_entry_point('mailman==3.3.3', 'console_scripts', 'mailman')())
  File "/usr/lib/python3/dist-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/click/core.py", line 781, in main
    with self.make_context(prog_name, args, **extra) as ctx:
  File "/usr/lib/python3/dist-packages/click/core.py", line 700, in make_context
    self.parse_args(ctx, args)
  File "/usr/lib/python3/dist-packages/click/core.py", line 1212, in parse_args
    rest = Command.parse_args(self, ctx, args)
  File "/usr/lib/python3/dist-packages/click/core.py", line 1048, in parse_args
    value, args = param.handle_parse_result(ctx, opts, args)
  File "/usr/lib/python3/dist-packages/click/core.py", line 1630, in handle_parse_result
    value = invoke_param_callback(self.callback, ctx, self, value)
  File "/usr/lib/python3/dist-packages/click/core.py", line 123, in invoke_param_callback
    return callback(ctx, param, value)
  File "/usr/lib/python3/dist-packages/mailman/bin/mailman.py", line 94, in initialize_config
    initialize(value)
  File "/usr/lib/python3/dist-packages/mailman/core/initialize.py", line 218, in initialize
    initialize_2(propagate_logs=propagate_logs)
  File "/usr/lib/python3/dist-packages/mailman/core/initialize.py", line 177, in initialize_2
    config.db = getUtility(IDatabaseFactory, utility_name).create()
  File "/usr/lib/python3/dist-packages/mailman/database/factory.py", line 54, in create
    database.initialize()
  File "/usr/lib/python3/dist-packages/mailman/database/base.py", line 106, in initialize
    self.engine = create_engine(
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/__init__.py", line 520, in create_engine
    return strategy.create(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/strategies.py", line 87, in create
    dbapi = dialect_cls.dbapi(**dbapi_args)
  File "/usr/lib/python3/dist-packages/sqlalchemy/dialects/mysql/pymysql.py", line 62, in dbapi
    return __import__("pymysql")
ModuleNotFoundError: No module named 'pymysql'