gui: fix lint

Author: eruvanos

arcade/gui/property.py

@@ -85,6 +85,8 @@ def remove(self, callback):
     @property
     def listeners(self) -> list[tuple[AnyListener, _ListenerType]]:
         """Returns a list of all listeners and type, both weak and strong."""
+        # todo returning a iterator would be more efficient, but might also break
+        # improve ~0.01 sec
         return list(self._listeners.items())
 
 
@@ -292,7 +294,8 @@ class MyObject:
     Binding to a method of the Property owner itself can cause a memory leak, because the
     owner is strongly referenced. Instead, bind the class method, which will be invoked with
     the instance as first parameter. `bind(instance, "property_name", Instance.method)`.
-    Or use the `weak` parameter to bind the method weakly `bind(instance, "property_name", instance.method, weak=True)`
+    Or use the `weak` parameter to bind the method weakly
+    bind(instance, "property_name", instance.method, weak=True)`.
 
     Args:
         instance: Instance owning the property

tests/unit/gui/test_property.py

@@ -146,6 +146,7 @@ def test_bind_callback_with_star_args():
 
 def test_unbind_function_callback():
     called = False
+
     def callback(*args):
         nonlocal called
         called = True
@@ -158,7 +159,8 @@ def callback(*args):
     my_obj.name = "New Name"
 
     assert not called
-    
+
+
 def test_unbind_method_callback():
     observer = Observer()