diff --git a/book_maker/cli.py b/book_maker/cli.py
index 5c71492..ce0d58f 100644
--- a/book_maker/cli.py
+++ b/book_maker/cli.py
@@ -35,7 +35,7 @@ def parse_prompt_arg(prompt_arg):
     else:
         raise FileNotFoundError(f"{prompt_arg} not found")
 
-    #if prompt is None or any(c not in prompt["user"] for c in ["{text}", "{language}"]):
+    # if prompt is None or any(c not in prompt["user"] for c in ["{text}", "{language}"]):
     if prompt is None or any(c not in prompt["user"] for c in ["{text}"]):
         raise ValueError("prompt must contain `{text}`")
 
diff --git a/book_maker/loader/md_loader.py b/book_maker/loader/md_loader.py
index 88b1bde..c8cc498 100644
--- a/book_maker/loader/md_loader.py
+++ b/book_maker/loader/md_loader.py
@@ -60,21 +60,21 @@ class MarkdownBookLoader(BaseBookLoader):
         for line in self.origin_book:
             # 如果是空行且当前段落不为空，保存当前段落
             if not line.strip() and current_paragraph:
-                self.md_paragraphs.append('\n'.join(current_paragraph))
+                self.md_paragraphs.append("\n".join(current_paragraph))
                 current_paragraph = []
             # 如果是标题行，单独作为一个段落
-            elif line.strip().startswith('#'):
+            elif line.strip().startswith("#"):
                 if current_paragraph:
-                    self.md_paragraphs.append('\n'.join(current_paragraph))
+                    self.md_paragraphs.append("\n".join(current_paragraph))
                     current_paragraph = []
                 self.md_paragraphs.append(line)
             # 其他情况，添加到当前段落
             else:
                 current_paragraph.append(line)
-        
+
         # 处理最后一个段落
         if current_paragraph:
-            self.md_paragraphs.append('\n'.join(current_paragraph))
+            self.md_paragraphs.append("\n".join(current_paragraph))
 
     @staticmethod
     def _is_special_text(text):
@@ -93,7 +93,7 @@ class MarkdownBookLoader(BaseBookLoader):
                 for i in range(0, len(self.md_paragraphs), self.batch_size)
             ]
             for paragraphs in sliced_list:
-                batch_text = '\n\n'.join(paragraphs)
+                batch_text = "\n\n".join(paragraphs)
                 if self._is_special_text(batch_text):
                     continue
                 if not self.resume or index >= p_to_save_len:
@@ -112,7 +112,7 @@ class MarkdownBookLoader(BaseBookLoader):
                     except Exception as e:
                         print(f"翻译过程中出错: {e}")
                         raise Exception("翻译过程中出现错误") from e
-                    
+
                     self.p_to_save.append(temp)
                     if not self.single_translate:
                         self.bilingual_result.append(batch_text)
diff --git a/book_maker/translator/gemini_translator.py b/book_maker/translator/gemini_translator.py
index 139daa9..23d24d0 100644
--- a/book_maker/translator/gemini_translator.py
+++ b/book_maker/translator/gemini_translator.py
@@ -121,12 +121,18 @@ class Gemini(Base):
                 )
                 t_text = self.convo.last.text.strip()
                 # 检查是否包含特定标签,如果有则只返回标签内的内容
-                tag_pattern = r'<step3_refined_translation>(.*?)</step3_refined_translation>'
+                tag_pattern = (
+                    r"<step3_refined_translation>(.*?)</step3_refined_translation>"
+                )
                 tag_match = re.search(tag_pattern, t_text, re.DOTALL)
                 if tag_match:
-                    print("[bold green]" + re.sub("\n{3,}", "\n\n", t_text) + "[/bold green]")
+                    print(
+                        "[bold green]"
+                        + re.sub("\n{3,}", "\n\n", t_text)
+                        + "[/bold green]"
+                    )
                     t_text = tag_match.group(1).strip()
-                    #print("[bold green]" + re.sub("\n{3,}", "\n\n", t_text) + "[/bold green]")
+                    # print("[bold green]" + re.sub("\n{3,}", "\n\n", t_text) + "[/bold green]")
                 break
             except StopCandidateException as e:
                 print(