Create app.py

app.py

@@ -0,0 +1,37 @@
+import streamlit as st
+import importlib.util
+import sys
+import os
+
+# Define the options in the dropdown menu
+app_options = {
+    "Create CSVs": "create",
+    "Merge CSVs": "merge",
+    "Upload Datasets": "upload",
+    "Create Chatbot": "chatbot"
+}
+
+# Sidebar dropdown for selecting the application
+selected_app = st.sidebar.selectbox("Select Application", list(app_options.keys()))
+
+# Clear session state when switching apps
+if 'last_selected_app' in st.session_state:
+    if st.session_state.last_selected_app != selected_app:
+        st.session_state.clear()
+
+st.session_state.last_selected_app = selected_app
+
+# Function to load and run the selected application
+def load_app(app_path):
+    module_name = os.path.splitext(os.path.basename(app_path))[0]
+
+    if module_name in sys.modules:
+        del sys.modules[module_name]
+
+    spec = importlib.util.spec_from_file_location(module_name, app_path)
+    module = importlib.util.module_from_spec(spec)
+    sys.modules[module_name] = module
+    spec.loader.exec_module(module)
+
+# Load and run the selected application
+load_app(app_options[selected_app])