Update app.py

app.py

@@ -15,10 +15,21 @@ def main():
     st.markdown("This app summarizes Whatsapp chats and provides named entity recognition as well as sentiment analysis for the conversation")
     st.markdown("**NOTE**: *This app can only receive chats downloaded from IOS as the downloaded chat format is different than from Android.*")
     st.markdown("Download your whatsapp chat by going to Settings > Chats > Export Chat and there select the chat you want to summarize (download 'Without Media').")
+
+    st.markdown("**Example Files**: Download example zip files to test the app:")
+    example_files = {
+        "Example 1": "example1.zip",
+        "Example 2": "example2.zip",
+        "Example 3": "example3.zip"
+    }
+    for name, file in example_files.items():
+        with open(file, "rb") as f:
+            st.download_button(label=name, data=f, file_name=file, mime="application/zip")
     
 
     # File uploader
     uploaded_file = st.file_uploader("Choose a file (.zip)", type=['zip'])
+    
     if uploaded_file is not None:
         file_type = detect_file_type(uploaded_file.name)
         if file_type == "zip":