enforcing type better

src/context/controller.py

@@ -36,7 +36,7 @@ class Controller(DummyMixin, Controller_Data):
 
 
     @threaded
-    def gui_event_observer(self):
+    def gui_event_observer(self) -> None:
         while True:
             time.sleep(event_sleep_time)
             event = event_system.consume_gui_event()
@@ -48,10 +48,10 @@ class Controller(DummyMixin, Controller_Data):
                 except Exception as e:
                     print(repr(e))
 
-    def handle_file_from_ipc(self, path):
+    def handle_file_from_ipc(self, path: str) -> None:
         print(f"Path From IPC: {path}")
 
-    def on_global_key_release_controller(self, widget, event):
+    def on_global_key_release_controller(self, widget: type, event: type) -> None:
         """Handler for keyboard events"""
         keyname = Gdk.keyval_name(event.keyval).lower()
         if keyname.replace("_l", "").replace("_r", "") in ["control", "alt", "shift"]:
@@ -73,13 +73,13 @@ class Controller(DummyMixin, Controller_Data):
 
 
 
-    def get_clipboard_data(self):
+    def get_clipboard_data(self) -> str:
         proc    = subprocess.Popen(['xclip','-selection', 'clipboard', '-o'], stdout=subprocess.PIPE)
         retcode = proc.wait()
         data    = proc.stdout.read()
         return data.decode("utf-8").strip()
 
-    def set_clipboard_data(self, data):
+    def set_clipboard_data(self, data: type) -> None:
         proc = subprocess.Popen(['xclip','-selection','clipboard'], stdin=subprocess.PIPE)
         proc.stdin.write(data)
         proc.stdin.close()

src/context/controller_data.py

@@ -11,7 +11,7 @@ from plugins.plugins import Plugins
 class Controller_Data:
     ''' Controller_Data contains most of the state of the app at ay given time. It also has some support methods. '''
 
-    def setup_controller_data(self, _settings):
+    def setup_controller_data(self, _settings: type) -> None:
         self.plugins       = Plugins(_settings)
 
         self.settings      = _settings
@@ -30,11 +30,11 @@ class Controller_Data:
         GLib.unix_signal_add(GLib.PRIORITY_DEFAULT, signal.SIGINT, self.tear_down)
 
 
-    def clear_console(self):
+    def clear_console(self) -> None:
         ''' Clears the terminal screen. '''
         os.system('cls' if os.name == 'nt' else 'clear')
 
-    def call_method(self, _method_name, data = None):
+    def call_method(self, _method_name: str, data: type) -> type:
         '''
         Calls a method from scope of class.
 
@@ -51,11 +51,11 @@ class Controller_Data:
         method      = getattr(self, method_name, lambda data: f"No valid key passed...\nkey={method_name}\nargs={data}")
         return method(data) if data else method()
 
-    def has_method(self, obj, name):
+    def has_method(self, obj: type, name: type) -> type:
         ''' Checks if a given method exists. '''
         return callable(getattr(obj, name, None))
 
-    def clear_children(self, widget):
+    def clear_children(self, widget: type) -> None:
         ''' Clear children of a gtk widget. '''
         for child in widget.get_children():
             widget.remove(child)

src/context/mixins/dummy_mixin.py

@@ -1,4 +1,4 @@
 class DummyMixin:
     """ DummyMixin is an example of how mixins are used and structured in a project. """
-    def print_hello_world(self):
+    def print_hello_world(self) -> None:
         print("Hello, World!")