slot.py

from traits.api import HasStrictTraits, String
from ..local_traits import CUBAType


class Slot(HasStrictTraits):
    """
    Describes an input or output slot in the DataSource or
    KPICalculator. If the DataSource and KPICalculator are functions, slots
    define their argument number and types they need as input and what
    they return as output.
    """
    #: A textual description of the slot
    description = String("No description")

    #: The CUBA key of the slot
    type = CUBAType()