Method __init__

lantz/messagebased.py:287–321

:param resource_name: The resource name :type resource_name: str :params name: easy to remember identifier given to the instance for logging purposes. :param kwargs: keyword arguments passed to the resource during initialization.

(self, resource_name, name=None, **kwargs)

        return cls(resource_name, name, **kwargs)

    def __init__(self, resource_name, name=None, **kwargs):
        """
        :param resource_name: The resource name
        :type resource_name: str
        :params name: easy to remember identifier given to the instance for logging
                      purposes.
        :param kwargs: keyword arguments passed to the resource during initialization.
        """

        self.__resource_manager = get_resource_manager()
        try:
            resource_info = self.__resource_manager.resource_info(resource_name)
        except visa.VisaIOError:
            raise ValueError('The resource name is invalid')

        super().__init__(name=name)

        # This is to avoid accidental modifications of the class value by an instance.
        self.DEFAULTS = types.MappingProxyType(self.DEFAULTS or {})

        #: The resource name
        #: :type: str
        self.resource_name = resource_name

        #: keyword arguments passed to the resource during initialization.
        #: :type: dict
        self.resource_kwargs = self._get_defaults_kwargs(resource_info.interface_type.name.upper(),
                                                         resource_info.resource_class,
                                                         **kwargs)

        # The resource will be created when the driver is initialized.
        #: :type: pyvisa.resources.MessageBasedResource
        self.resource = None

        self.log_debug('Using MessageBasedDriver for {}', self.resource_name)

    def initialize(self):
        super().initialize()