Fix stuff, apply ruff rules.

tests/test_speech_monitor_callbacks.py

@@ -0,0 +1,53 @@
+"""Regression tests for speech monitor callback registration."""
+
+from __future__ import annotations
+
+import pytest
+
+from cthulhu import speech
+
+
+@pytest.mark.unit
+def test_set_monitor_callbacks_accepts_snake_case_keywords() -> None:
+    captured: list[str] = []
+
+    speech.set_monitor_callbacks(
+        write_text=captured.append,
+        write_key=lambda _key: None,
+        begin_group=lambda: None,
+        end_group=lambda: None,
+    )
+    try:
+        speech._write_to_monitor("hello")
+    finally:
+        speech.set_monitor_callbacks()
+
+    assert captured == ["hello"]
+
+
+@pytest.mark.unit
+def test_set_monitor_callbacks_preserves_legacy_write_text_argument() -> None:
+    captured: list[str] = []
+
+    speech.set_monitor_callbacks(writeText=captured.append)
+    try:
+        speech._write_to_monitor("legacy")
+    finally:
+        speech.set_monitor_callbacks()
+
+    assert captured == ["legacy"]
+
+
+@pytest.mark.unit
+def test_speech_server_snake_case_accessors_delegate_to_legacy_api(monkeypatch) -> None:
+    monkeypatch.setattr(speech, "_refreshEchoSpeechServer", lambda: None)
+    original_server = speech.getSpeechServer()
+    server = object()
+
+    try:
+        speech.set_server(server)
+
+        assert speech.get_speech_server() is server
+        assert speech.getSpeechServer() is server
+    finally:
+        speech.setSpeechServer(original_server)