<filename>event_mill/reactor/declarations.py
import abc


class Reactor(metaclass=abc.ABCMeta):
    @abc.abstractmethod
    def loop(self) -> None:
        pass  # pragma: no cover

<filename>event_mill/reactor/declarations.py
import abc


class Reactor(metaclass=abc.ABCMeta):
    @abc.abstractmethod
    def loop(self) -> None:
        pass  # pragma: no cover

# pragma: no cover