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How to use pick_runner_class_from_entry_point method in avocado

Best Python code snippet using avocado_python

nrunner.py

Source:nrunner.py

...221                return candidate_cmd222        # exhausted probes, let's save the negative on the cache and avoid223        # future similar problems224        runners_registry[self.kind] = False225    def pick_runner_class_from_entry_point(self):226        """Selects a runner class from entry points based on kind.227        This is related to the :data:`SpawnMethod.PYTHON_CLASS`. This228        complements the :data:`RUNNERS_REGISTRY_PYTHON_CLASS` on systems229        that have setuptools available.230        :returns: a class that inherits from :class:`BaseRunner` or None231        """232        if not PKG_RESOURCES_AVAILABLE:233            return234        namespace = 'avocado.plugins.runnable.runner'235        for ep in pkg_resources.iter_entry_points(namespace):236            if ep.name == self.kind:237                try:238                    obj = ep.load()239                    return obj240                except ImportError:241                    return242    def pick_runner_class(self, runners_registry=None):243        """Selects a runner class from the registry based on kind.244        This is related to the :data:`SpawnMethod.PYTHON_CLASS`245        :param runners_registry: a registry with previously registered246                                 runner classes, keyed by runnable kind247        :param runners_registry: dict248        :returns: a class that inherits from :class:`BaseRunner`249        :raises: ValueError if kind there's no runner from kind of runnable250        """251        if runners_registry is None:252            runners_registry = RUNNERS_REGISTRY_PYTHON_CLASS253        runner = runners_registry.get(self.kind, None)254        if runner is None:255            runner = self.pick_runner_class_from_entry_point()256        if runner is not None:257            return runner258        raise ValueError('Unsupported kind of runnable: %s' % self.kind)259class BaseRunner:260    """261    Base interface for a Runner262    """263    def __init__(self, runnable):264        self.runnable = runnable265    def prepare_status(self, status_type, additional_info=None):266        """Prepare a status dict with some basic information.267        This will add the keyword 'status' and 'time' to all status.268        :param: status_type: The type of event ('started', 'running',269                             'finished')...

runnable.py

Source:runnable.py

...404        :returns: command line arguments to execute the runner405        :rtype: list of str or None406        """407        return Runnable.pick_runner_command(self.kind, runners_registry)408    def pick_runner_class_from_entry_point(self):409        """Selects a runner class from entry points based on kind.410        This is related to the :data:`SpawnMethod.PYTHON_CLASS`.411        :returns: a class that inherits from :class:`BaseRunner` or None412        """413        namespace = "avocado.plugins.runnable.runner"414        for ep in pkg_resources.iter_entry_points(namespace, self.kind):415            try:416                obj = ep.load()417                return obj418            except ImportError:419                return420    def pick_runner_class(self):421        """Selects a runner class from the registry based on kind.422        This is related to the :data:`SpawnMethod.PYTHON_CLASS`423        :param runners_registry: a registry with previously registered424                                 runner classes, keyed by runnable kind425        :param runners_registry: dict426        :returns: a class that inherits from :class:`BaseRunner`427        :raises: ValueError if kind there's no runner from kind of runnable428        """429        runner = self.pick_runner_class_from_entry_point()430        if runner is not None:431            return runner...

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