Update chart_generation.py

chart_generation.py

@@ -26,7 +26,7 @@ def create_bar_plot(file, x_values, y_values):
         plt.ylabel('Number of Contributions')
         plt.title(f'Number of Contributions by {y_values} and {x_values}')
 
-        for i, bar in enumerate(ax.patches):
+        for i, bar in enumerate(fig.patches):
             h = bar.get_height()
             w = bar.get_width()
             x = bar.get_x()