============
Software Bus
============

.. automodule:: ska_tango_base.software_bus

.. autoclass:: ska_tango_base.future.SignalBusMixin
   :members:
   :show-inheritance:
   :inherited-members: SKADevice

.. autoclass:: ska_tango_base.future.AttrSignal
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.CachingAttrSignal
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.LastEmittedValue
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.ListenerMethod
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.Observer
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.SharingObserver
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.Signal
   :members:
   :show-inheritance:

.. autoclass:: ska_tango_base.future.attribute_from_signal
   :show-inheritance:

.. autodecorator:: ska_tango_base.future.listen_to_signal

.. autofunction:: ska_tango_base.future.canonicalise_relative_to

.. autoexception:: ska_tango_base.future.TimedOutError
   :exclude-members: __init__

.. autodata:: ska_tango_base.future.NoValue

.. autodata:: ska_tango_base.future.current_signal_bus_logger

   Context variable that holds the logger for the current signal bus background thread.

   While the signal bus background thread is running, a logger is available at ``current_signal_bus_logger.get()`` which should be used (sparingly) for reporting problems.