Note

Ophyd.v2 is included on a provisional basis until the v2.0 release and may change API on minor release numbers before then

ophyd.v2.core.Signal

class ophyd.v2.core.Signal(*args, **kwargs)

Bases: Device

Signals are like ophyd Signals, but async

Methods

connect	Connect self and all child Devices.
set_name	Set self.name=name and each self.child.name=name+"-child".

Attributes

name	Return the name of the Device
parent	The parent Device if it exists
source	Like ca://PV_PREFIX:SIGNAL, or "" if not set

property name: str

Return the name of the Device

set_name(name: str = '')

Set self.name=name and each self.child.name=name+"-child".

Parameters:

name:

New name to set, do nothing if blank or name is all set

abstract property source: str

Like ca://PV_PREFIX:SIGNAL, or “” if not set

abstract async connect(prefix: str = '', sim=False)

Connect self and all child Devices.

Parameters:

prefix:

Device specific prefix that can be used to nest Devices one within another. For example a PV prefix.

sim:

If True then connect in simulation mode.

parent: Optional[Device] = None

The parent Device if it exists