smartpause: wayland: move missing import handling out of generic code

Author: deltragon

safeeyes/plugins/smartpause/ext_idle_notify.py

@@ -35,18 +35,6 @@
         ExtIdleNotificationV1,
     )
 
-try:
-    from pywayland.protocol.ext_idle_notify_v1 import (
-        ExtIdleNotifierV1,
-        ExtIdleNotificationV1,
-    )
-except Exception as e:
-    logging.warning("The ext_idle_notify_v1 feature is not available. Exception: %s", e)
-    logging.warning("This is likely due to an older version of Wayland.")
-    EXT_IDLE_NOTIFY_IMPORT_ERROR = True
-else:
-    EXT_IDLE_NOTIFY_IMPORT_ERROR = False
-
 from .interface import IdleMonitorInterface
 from safeeyes import utility
 
@@ -74,6 +62,16 @@ class IdleMonitorExtIdleNotify(IdleMonitorInterface):
     _idle_config: typing.Optional[IdleConfig] = None
 
     def init(self) -> None:
+        try:
+            from pywayland.protocol.ext_idle_notify_v1 import (
+                ExtIdleNotifierV1,  # noqa: F401
+                ExtIdleNotificationV1,  # noqa: F401
+            )
+        except Exception as e:
+            logging.warning("The ext_idle_notify_v1 feature is not available.")
+            logging.warning("This is likely due to an older version of Wayland.")
+            raise e
+
         # we spawn one wayland client once
         # when the monitor is not running, it should be quite idle
         self._r_channel_started, self._w_channel_started = os.pipe()
@@ -323,6 +321,8 @@ def _listen(self):
         self._notification.dispatcher["resumed"] = self._idle_notifier_resume_handler
 
     def _global_handler(self, reg, id_num, iface_name, version) -> None:
+        from pywayland.protocol.ext_idle_notify_v1 import ExtIdleNotifierV1
+
         if iface_name == "wl_seat":
             self._seat = reg.bind(id_num, WlSeat, version)
         if iface_name == "ext_idle_notifier_v1":

safeeyes/plugins/smartpause/plugin.py

@@ -159,18 +159,8 @@ def on_start() -> None:
         elif use_swayidle:
             idle_monitor = IdleMonitorSwayidle()
         elif use_ext_idle_notify:
-            from .ext_idle_notify import (
-                IdleMonitorExtIdleNotify,
-                EXT_IDLE_NOTIFY_IMPORT_ERROR,
-            )
+            from .ext_idle_notify import IdleMonitorExtIdleNotify
 
-            if EXT_IDLE_NOTIFY_IMPORT_ERROR:
-                logging.warning(
-                    "SmartPause plugin disabled:"
-                    " ext_idle_notify_v1 not available on this system."
-                )
-                idle_monitor_unsupported = True
-                return
             idle_monitor = IdleMonitorExtIdleNotify()
         else:
             idle_monitor = IdleMonitorX11()