Update app.py

app.py

@@ -6,6 +6,12 @@ import fitz  # PyMuPDF to read PDF
 
 # Load Gemini API key from Hugging Face secret
 genai.configure(api_key=os.getenv("GEMINI_API_KEY"))
+model = genai.GenerativeModel("gemini-pro")
+
+# PDF reading utility
+def extract_text_from_pdf(pdf_file):
+    text = ""
+    doc = fitz.open(pdf_file.name)
     for page in doc:
         text += page.get_text()
     return text.strip()