Update app.py

app.py

@@ -55,7 +55,7 @@ class Reviewer:
         self.api_base = api_base
         self.language = language
         self.paper_pdf = paper_pdf
-        self.max_token_num = 32000
+        self.max_token_num = 50000
         self.encoding = tiktoken.get_encoding("gpt2")
 
 
@@ -94,7 +94,7 @@ class Reviewer:
                 result += choice.message.content 
             result = insert_sentence(result, '**Generated by ChatGPT, no copying allowed!**', 50)
             result += "\n\n⚠伦理声明/Ethics statement：\n--禁止直接复制生成的评论用于任何论文审稿工作！\n--Direct copying of generated comments for any paper review work is prohibited!"
-            usage = response.usage.total_tokens
+            usage = response.usage.total_tokens + input_text_index
         except Exception as e:  
         # 处理其他的异常  
             result = "⚠：非常抱歉>_<，生了一个错误："+ str(e)