remove now unused Attribute.initialise()

Author: James Souter

src/fastcs/attributes.py

@@ -4,8 +4,6 @@
 from collections.abc import Callable
 from typing import Generic
 
-import fastcs
-
 from .attribute_io_ref import AttributeIORefT
 from .datatypes import ATTRIBUTE_TYPES, AttrSetCallback, AttrUpdateCallback, DataType, T
 
@@ -61,9 +59,6 @@ def dtype(self) -> type[T]:
     def group(self) -> str | None:
         return self._group
 
-    async def initialise(self, controller: fastcs.controller.BaseController) -> None:
-        pass
-
     def add_update_datatype_callback(
         self, callback: Callable[[DataType[T]], None]
     ) -> None:

src/fastcs/controller.py

@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-import asyncio
 from collections import Counter
 from collections.abc import Sequence
 from copy import deepcopy
@@ -58,12 +57,6 @@ async def initialise(self):
 
     async def attribute_initialise(self) -> None:
         # Initialise any registered handlers for attributes
-        coros = [attr.initialise(self) for attr in self.attributes.values()]
-        try:
-            await asyncio.gather(*coros)
-        except asyncio.CancelledError:
-            pass
-
         self._add_io_callbacks()
 
         for controller in self.get_sub_controllers().values():

tests/assertable_controller.py

@@ -14,9 +14,6 @@
 from fastcs.datatypes import Int, T
 from fastcs.wrappers import command, scan
 
-# TODO: do we want to have separater ref and AttributeIO classes
-# for R and RW/W attributes?
-
 
 @dataclass
 class MyTestAttributeIORef(AttributeIORef):