Add navigation (#2)

Co-authored-by: bastien ollier <bastien.ollier@etu.uca.fr>
Co-authored-by: clfreville2 <clement.freville2@etu.uca.fr>
Reviewed-on: https://codefirst.iut.uca.fr/git/clement.freville2/miner/pulls/2
Reviewed-by: Clément FRÉVILLE <clement.freville2@etu.uca.fr>
Co-authored-by: Bastien OLLIER <bastien.ollier@noreply.codefirst.iut.uca.fr>
Co-committed-by: Bastien OLLIER <bastien.ollier@noreply.codefirst.iut.uca.fr>

frontend/pages/visualization.py

@@ -0,0 +1,30 @@
+import streamlit as st
+import matplotlib.pyplot as plt
+import seaborn as sns
+
+st.header("Data Visualization")
+
+
+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)
+    if column_to_plot:
+        fig, ax = plt.subplots()
+        ax.hist(data[column_to_plot].dropna(), bins=20, edgecolor='k')
+        ax.set_title(f"Histogram of {column_to_plot}")
+        ax.set_xlabel(column_to_plot)
+        ax.set_ylabel("Frequency")
+        st.pyplot(fig)
+    
+    st.subheader("Boxplot")
+    dataNumeric = data.select_dtypes(include="number")
+    column_to_plot = st.selectbox("Select Column for Boxplot", dataNumeric.columns)
+    if column_to_plot:
+        fig, ax = plt.subplots()
+        sns.boxplot(data=data, x=column_to_plot, ax=ax)
+        ax.set_title(f"Boxplot of {column_to_plot}")
+        st.pyplot(fig)
+else:
+    st.error("file not loaded")