add_exp Error: local variable 'removable_role' referenced before assignment

app.py

@@ -387,17 +387,16 @@ async def add_exp(member_id):
 
                                 # remove all level roles then add new role
                                 current_level_roles = [role for level, role in lvls.items() if role in member.roles]
-                                print(f"current_level_roles for {member}: {current_level_roles}")
-                                for removable_role in current_level_roles:
-                                    await member.remove_roles(removable_role)
-                                    print(f"Removed {removable_role} from {member}")
+                                if current_level_roles:
+                                    print(f"current_level_roles for {member}: {current_level_roles}")
+                                    for removable_role in current_level_roles:
+                                        await member.remove_roles(removable_role)
+                                        print(f"Removed {removable_role} from {member}")
+                                        removable_role_name = removable_role.name
+                                else:
+                                    removable_role_name = "❌"
                                 await member.add_roles(current_role)
                                 print(f"Level Up! Gave {member} {current_role}")
-                                if removable_role:
-                                    removable_role_name = removable_role.name
-                                else:
-                                    removable_role_name = "🌱"
-
  
                                 #print(f"{member} Level up! {old_level} -> {current_level}!")
                                 if current_role in member.roles: # needs update; reference exp reward for verification