test(core): remove dead code

python/src/trezorlib/debuglink.py

@@ -446,8 +446,6 @@ class DebugLink:
 
         self.waiting_for_layout_change = False
 
-        self.input_wait_type = DebugWaitType.IMMEDIATE
-
     @property
     def legacy_ui(self) -> bool:
         """Differences between UI1 and UI2."""

tests/conftest.py

@@ -143,18 +143,12 @@ def _raw_client(request: pytest.FixtureRequest) -> Client:
 
 
 def _get_raw_client(request: pytest.FixtureRequest) -> Client:
-    # In case tests run in parallel, each process has its own emulator/client.
-    # Requesting the emulator fixture only if relevant.
-    if request.session.config.getoption("control_emulators"):
-        emu_fixture = request.getfixturevalue("emulator")
-        client = emu_fixture.client
+    interact = os.environ.get("INTERACT") == "1"
+    path = os.environ.get("TREZOR_PATH")
+    if path:
+        client = _client_from_path(request, path, interact)
     else:
-        interact = os.environ.get("INTERACT") == "1"
-        path = os.environ.get("TREZOR_PATH")
-        if path:
-            client = _client_from_path(request, path, interact)
-        else:
-            client = _find_client(request, interact)
+        client = _find_client(request, interact)
 
     return client
 

tests/device_handler.py

@@ -50,7 +50,6 @@ class BackgroundDeviceHandler:
         self.client = client
         self.client.ui = NullUI  # type: ignore [NullUI is OK UI]
         self.client.watch_layout(True)
-        self.client.debug.input_wait_type = DebugWaitType.CURRENT_LAYOUT
 
     def run_with_session(
         self,