removed get empty instance

Author: brandonzorn

nlightreader/models/image_model.py

@@ -22,7 +22,3 @@ def url(self, url: str | None):
         if url is not None and not validators.url(url):
             raise ValueError(f"Url {url} is not valid")
         self.__url = url
-
-    @staticmethod
-    def get_empty_instance():
-        return Image("", 1, None)

nlightreader/windows/Reader.py

@@ -255,7 +255,7 @@ def get_images(self):
         chapter = self._current_chapter
         self.__images = self.__catalog.get_images(self.__manga, chapter)
         if not self.__images:
-            self.__images = [Image.get_empty_instance()]
+            self.__images = [Image("", 1, None)]
         self.__max_page = self.get_chapter_pages()
 
     def get_chapter_pages(self) -> int: