change Dict to Mapping and fix all the mypy issue

docs/conf.py

@@ -118,7 +118,7 @@
 # docs in the python documentation.
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3", None),
-    "bluesky": ("https://blueskyproject.io/bluesky/", None),
+    "bluesky": ("https://blueskyproject.io/bluesky/main", None),
     "numpy": ("https://numpy.org/devdocs/", None),
     "databroker": ("https://blueskyproject.io/databroker/", None),
     "event-model": ("https://blueskyproject.io/event-model/main", None),

src/ophyd_async/core/signal.py

@@ -258,7 +258,7 @@ def set_sim_callback(signal: Signal[T], callback: ReadingValueCallback[T]) -> No
 
 
 async def _verify_readings(
-    func: Callable[[], dict[str, Reading] | Awaitable[dict[str, Reading]]],
+    func: Callable[[], Mapping[str, Reading] | Awaitable[Mapping[str, Reading]]],
     expectation: Mapping[str, Reading],
 ) -> None:
     """Take a read/read_configuration function that return a dictionary and
@@ -308,7 +308,7 @@ async def assert_value(signal: SignalR[T], value: T) -> None:
     assert await signal.get_value() == value
 
 
-async def assert_reading(readable: Readable, reading: Mapping[str, Reading]) -> None:
+async def assert_reading(readable: Readable, reading: Dict[str, Reading]) -> None:
     """Assert readable by calling_verify_readings
 
     Parameters
@@ -330,7 +330,7 @@ async def assert_reading(readable: Readable, reading: Mapping[str, Reading]) ->
 
 async def assert_configuration(
     configurable: Configurable,
-    configuration: Dict[str, Reading],
+    configuration: Mapping[str, Reading],
 ) -> None:
     """
     Assert configurable generated by configurable.read_configuration by
@@ -353,7 +353,7 @@ async def assert_configuration(
     await _verify_readings(configurable.read_configuration, configuration)
 
 
-def assert_emitted(docs: Dict[str, list[DocumentType]], **numbers: int):
+def assert_emitted(docs: Mapping[str, list[DocumentType]], **numbers: int):
     """Assert emitted"""
     assert list(docs) == list(numbers)
     assert {name: len(d) for name, d in docs.items()} == numbers

tests/core/test_signal.py

@@ -1,6 +1,7 @@
 import asyncio
 import re
 import time
+from typing import Mapping
 from unittest.mock import ANY
 
 import pytest
@@ -179,30 +180,28 @@ async def test_assert_configuration(sim_readable: DummyReadable):
     set_sim_value(sim_readable.value, 123)
     set_sim_value(sim_readable.mode, "super mode")
     set_sim_value(sim_readable.mode2, "slow mode")
-    dummy_config_reading = {
-        "sim_readable-mode": Reading(
+    dummy_config_reading: Mapping[str, Reading] = {
+        "sim_readable-mode": (
             {
                 "alarm_severity": 0,
                 "timestamp": ANY,
                 "value": "super mode",
             }
         ),
-        "sim_readable-mode2": Reading(
-            {
-                "alarm_severity": 0,
-                "timestamp": ANY,
-                "value": "slow mode",
-            }
-        ),
+        "sim_readable-mode2": {
+            "alarm_severity": 0,
+            "timestamp": ANY,
+            "value": "slow mode",
+        },
     }
     await assert_configuration(sim_readable, dummy_config_reading)
     # test for none awaitable part of verify
     from ophyd.sim import DetWithConf
 
     something = DetWithConf(name="det")
-    dummy_config_reading1 = {
-        "det_c": Reading({"value": 3, "timestamp": ANY}),
-        "det_d": Reading({"value": 4, "timestamp": ANY}),
+    dummy_config_reading1: Mapping[str, Reading] = {
+        "det_c": {"value": 3, "timestamp": ANY},
+        "det_d": {"value": 4, "timestamp": ANY},
     }
 
     await assert_configuration(something, dummy_config_reading1)