Update app.py

app.py

@@ -116,14 +116,13 @@ class Reviewer:
             page = pdf_reader.pages[page_number]
             page_text = page.extract_text()
 
-            # 如果找到了章节标题，开始提取
-            if 'Abstract'.lower() in page_text.lower() and not extraction_started:
-                extraction_started = True
-                page_number_start = page_number
+            # 开始提取
+            extraction_started = True
+            page_number_start = page_number
             # 如果提取已开始，将页面文本添加到提取文本中
             if extraction_started:
                 extracted_text += page_text
-                # 如果找到下一章节标题，停止提取
+                # 停止提取
                 if page_number_start + 1 < page_number:
                     break
         return extracted_text