Add percentage column and use plotly

apps/parameters_distribution.py

@@ -1,4 +1,5 @@
 import pandas as pd
+import plotly.express as px
 import streamlit as st
 from pyxlsb import open_workbook
 
@@ -35,9 +36,21 @@ if uploaded_file:
                     with col1:
                         dist = df[param].value_counts(dropna=False).reset_index()
                         dist.columns = [param, "Count"]
+                        dist["Percentage"] = (
+                            dist["Count"] / dist["Count"].sum() * 100
+                        ).apply(lambda x: f"{x:.2f}%")
                         st.dataframe(dist, use_container_width=True)
 
                     # Bar chart
                     with col2:
                         chart_data = dist.set_index(param)
-                        st.bar_chart(chart_data, use_container_width=True)
+                        fig = px.bar(
+                            chart_data.reset_index(),
+                            x=param,
+                            y="Count",
+                            text_auto=True,
+                            title=f"{param} Distribution",
+                            hover_data=["Count", "Percentage"],
+                        )
+                        fig.update_xaxes(type="category")
+                        st.plotly_chart(fig)