Remove unused arguments and parameters

b_asic/GUI/drag_button.py

@@ -186,7 +186,7 @@ class DragButton(QPushButton):
 
     def remove(self, event=None):
         """Remove button/operation from signal flow graph."""
-        self._window.logger.info(f"Removing operation with name {self.operation.name}.")
+        self._window.logger.info("Removing operation with name " + self.operation.name)
         self._window.scene.removeItem(self._window.dragOperationSceneDict[self])
 
         _signals = []
@@ -198,8 +198,8 @@ class DragButton(QPushButton):
                 )
             ):
                 self._window.logger.info(
-                    f"Removed signal with name: {signal.signal.name} to/from"
-                    f" operation: {self.operation.name}."
+                    "Removed signal with name: %s to/from operation: %s."
+                    % (signal.signal.name, self.operation.name)
                 )
                 _signals.append(signal)
 
@@ -208,8 +208,8 @@ class DragButton(QPushButton):
 
         if self in self._window._operation_to_sfg:
             self._window.logger.info(
-                "Operation detected in existing SFG, removing SFG with name:"
-                f" {self._window._operation_to_sfg[self].name}."
+                "Operation detected in existing SFG, removing SFG with name: "
+                + self._window._operation_to_sfg[self].name
             )
             del self._window.sfg_dict[self._window._operation_to_sfg[self].name]
             self._window._operation_to_sfg = {