Rename to original_data

frontend/exploration.py

@@ -13,7 +13,7 @@ uploaded_file = st.file_uploader("Upload your CSV file", type=["csv"])
 
 if uploaded_file is not None:
     st.session_state.data = pd.read_csv(uploaded_file)
-    st.session_state.working_data = st.session_state.data
+    st.session_state.original_data = st.session_state.data
     st.success("File loaded successfully!")
 
 

frontend/pages/normalization.py

@@ -2,8 +2,8 @@ import streamlit as st
 from normstrategy import MVStrategy, ScalingStrategy
 
 if "data" in st.session_state:
-    data = st.session_state.data
-    st.session_state.data = data.copy()
+    data = st.session_state.original_data
+    st.session_state.original_data = data.copy()
 
     for column, series in data.items():
         col1, col2 = st.columns(2)
@@ -27,6 +27,6 @@ if "data" in st.session_state:
         data = option.apply(data, column, data[column])
 
     st.write(data)
-    st.session_state.working_data = data
+    st.session_state.data = data
 else:
     st.error("file not loaded")

frontend/pages/visualization.py

@@ -5,8 +5,8 @@ import seaborn as sns
 st.header("Data Visualization")
 
 
-if "working_data" in st.session_state:
-    data = st.session_state.working_data
+if "data" in st.session_state:
+    data = st.session_state.data
 
     st.subheader("Histogram")
     column_to_plot = st.selectbox("Select Column for Histogram", data.columns)