Update app.py

app.py

@@ -7,6 +7,12 @@ from transformers import pipeline
 #def load_classifier():
     #return pipeline("zero-shot-classification", model="facebook/bart-large-mnli")
 
+# Streamlit app UI
+def main():
+    st.title("PDF Genre Classifier")
+    st.write("Upload a PDF file, and this app will classify its genres using zero-shot classification.")
+
+
 # Function to extract text from PDF
 def extract_text_from_pdf(pdf_file):
     reader = PdfReader(pdf_file)
@@ -15,11 +21,6 @@ def extract_text_from_pdf(pdf_file):
         text += page.extract_text()
     return text
 
-# Streamlit app UI
-def main():
-    st.title("PDF Genre Classifier")
-    st.write("Upload a PDF file, and this app will classify its genres using zero-shot classification.")
-
     # File uploader
     pdf_file = st.file_uploader("Upload PDF", type=["pdf"])
     if pdf_file is not None: