def get_volume(self):
    """
    Documentation:

        ---
        Description:
            Use a Name tag to return a single EBS volume object.

        ---
        Returns:
            volume : EBS volume
                EBS volume object.
    """
    # return dictionary containing Name tag / EBS volume object
    volumes = self.get_volumes()

    # check that there is an volume with that name
    assert self.volume_name in self.get_volume_names(), "\nNo EBS volume with that name.\n"

    # filter volumes by volume_name
    volume = volumes[self.volume_name]

    return volume