Update app.py

app.py

@@ -411,16 +411,9 @@ elif app_mode == "Data Cleaning":
     # Initialize session state (only if it's not already there)
     if 'data_versions' not in st.session_state:
         st.session_state.data_versions = [st.session_state.raw_data.copy()]
-    if 'cleaned_data' not in st.session_state: #Added a conditional value
+    if 'cleaned_data' not in st.session_state: # Added a conditional value
         st.session_state.cleaned_data = st.session_state.raw_data.copy()
 
-    # Check and copy cleaned data
-    if st.session_state.cleaned_data is not None:
-        df = st.session_state.cleaned_data.copy()
-    else:
-        st.warning("No cleaned data available. Please perform data cleaning first.")
-        st.stop()  # Ensure the rest of the code doesn't execute if there's no cleaned data
-
     # --------------------------
     # Data Health Dashboard
     # --------------------------