Update app.py

app.py

@@ -29,9 +29,18 @@ def generate_answer(brand_name,question, files):
     
 # 函数：解析PDF文件
 def extract_text_from_pdf(file_path):
-    doc = fitz.open(file_path)
+    pdf_document = fitz.open(file_path)
+
+    total_pages = pdf_document.page_count
+    print(f"总页数: {total_pages}")
+ 
+    # 读取文本
+    page = pdf_document.load_page(0)  # 读取第一页
+    text = page.get_text("text")
+    print(f"第一页文本:\n{text}")
+
     text = ""
-    for page_num in range(len(doc)):
+    for page_num in range(len(pdf_document)):
         page = doc.load_page(page_num)
         text += page.get_text()
     return text