deviceaccess

class DeviceAccess

Bases: object

Abstract class providing access to a control system variable

abstractmethod check_device_availability()

Check if the device is available and accessible.

Returns:

bool – True if device is available, False otherwise

abstractmethod get()

Return the setpoint(s) of a control system device variable

abstractmethod get_range()

Get the valid range for the device variable.

Returns:

list[float] – List containing [min, max] values

abstractmethod measure_name()

Return the name of the measure

abstractmethod name()

Return the name of the variable

abstractmethod readback()

Return the measured variable

abstractmethod set(value)

Write a control system device variable (i.e. a power supply current)

abstractmethod set_and_wait(value)

Write a control system device variable (i.e. a power supply current)

abstractmethod unit()

Return the variable unit