Create app.py

Changing app.py

app.py

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+import streamlit as st
+from upload import upload_file_to_vectara
+from query import process_queries
+import os
+
+# Ensure set_page_config is the first Streamlit command
+st.set_page_config(page_title="STC Bank Assistant", layout="centered")
+
+# Load external CSS
+with open("style.css") as f:
+    st.markdown(f"<style>{f.read()}</style>", unsafe_allow_html=True)
+
+# Streamlit UI
+st.markdown("""
+    # Welcome to the STC Bank Assistant
+    
+    🏡 **How may I help you?**
+    
+    #### Add additional files here
+""")
+
+# Fetch credentials from environment variables
+customer_id = os.getenv("VECTARA_CUSTOMER_ID", "")
+api_key = os.getenv("VECTARA_API_KEY", "")
+corpus_id = os.getenv("VECTARA_CORPUS_ID", "")
+corpus_key = os.getenv("VECTARA_CORPUS_KEY", "")
+
+uploaded_files = st.file_uploader("Upload PDF, DOCX, or XLSX files", type=["pdf", "docx", "xlsx"], accept_multiple_files=True)
+
+if uploaded_files and customer_id and api_key and corpus_id and corpus_key:
+    for file in uploaded_files:
+        response = upload_file_to_vectara(file, customer_id, api_key, corpus_key)
+        st.write(f"Uploaded {file.name}: {response}")
+
+    if st.button("Run Queries"):
+        results = process_queries(customer_id, api_key, corpus_key)
+        for question, answer in results.items():
+            st.subheader(question)
+            st.write(answer)