Updated app.py after bug fix

app.py

@@ -788,12 +788,20 @@ def main():
                                            color_discrete_sequence=px.colors.qualitative.Set1)
                                 st.plotly_chart(fig, use_container_width=True)
                             else:
-                                plt.figure(figsize=(10, 5), facecolor='#1C2526')
-                                plt.pie(pie_df, labels=pie_df.index, autopct='%1.1f%%', colors=px.colors.qualitative.Set1)
-                                plt.title(f"Pie Chart of {x_col}")
-                                plt.gcf().set_facecolor('#1C2526')
-                                st.pyplot(plt)
-                                plt.clf()
+                                   # Convert Plotly RGB strings to matplotlib-accepted hex colors
+                                   def rgb_to_hex(rgb_str):
+                                       rgb_str = rgb_str.replace('rgb(', '').replace(')', '')
+                                       r, g, b = map(int, rgb_str.split(','))
+                                       return '#%02x%02x%02x' % (r, g, b)
+                                
+                                   colors_hex = [rgb_to_hex(c) for c in px.colors.qualitative.Set1]
+                                
+                                   plt.figure(figsize=(10, 5), facecolor='#1C2526')
+                                   plt.pie(pie_df, labels=pie_df.index, autopct='%1.1f%%', colors=colors_hex)
+                                   plt.title(f"Pie Chart of {x_col}")
+                                   plt.gcf().set_facecolor('#1C2526')
+                                   st.pyplot(plt)
+                                   plt.clf()
 
                         # Box Plot
                         if st.checkbox("Show Box Plot") and x_col: