ZeroDivisionError: division by zero for a given image

for this particular image i get a zero division error while calculating the average color.
```
Cell In[25], [line 99](vscode-notebook-cell:?execution_count=25&line=99)
[96](vscode-notebook-cell:?execution_count=25&line=96) root.split_quadrant(image)
[98](vscode-notebook-cell:?execution_count=25&line=98) for children in root.children:
---> [99](vscode-notebook-cell:?execution_count=25&line=99) self.build(children, image)

Cell In[25], [line 96](vscode-notebook-cell:?execution_count=25&line=96)
[93](vscode-notebook-cell:?execution_count=25&line=93) return
[95](vscode-notebook-cell:?execution_count=25&line=95) # split quadrant if there is too much detail
---> [96](vscode-notebook-cell:?execution_count=25&line=96) root.split_quadrant(image)
[98](vscode-notebook-cell:?execution_count=25&line=98) for children in root.children:
[99](vscode-notebook-cell:?execution_count=25&line=99) self.build(children, image)

Cell In[25], [line 61](vscode-notebook-cell:?execution_count=25&line=61)
[58](vscode-notebook-cell:?execution_count=25&line=58) middle_y = top + (height - top) / 2
[60](vscode-notebook-cell:?execution_count=25&line=60) # split root quadrant into 4 new quadrants
---> [61](vscode-notebook-cell:?execution_count=25&line=61) upper_left = Quadrant(image, (left, top, middle_x, middle_y), self.depth+1)
[62](vscode-notebook-cell:?execution_count=25&line=62) upper_right = Quadrant(image, (middle_x, top, width, middle_y), self.depth+1)
[63](vscode-notebook-cell:?execution_count=25&line=63) bottom_left = Quadrant(image, (left, middle_y, middle_x, height), self.depth+1)

Cell In[25], [line 51](vscode-notebook-cell:?execution_count=25&line=51)
[48](vscode-notebook-cell:?execution_count=25&line=48) hist = image.histogram()
[50](vscode-notebook-cell:?execution_count=25&line=50) self.detail = get_detail(hist)
---> [51](vscode-notebook-cell:?execution_count=25&line=51) self.colour = average_colour(image)

Cell In[25], [line 14](vscode-notebook-cell:?execution_count=25&line=14)
[11](vscode-notebook-cell:?execution_count=25&line=11) image_arr = np.asarray(image)
[13](vscode-notebook-cell:?execution_count=25&line=13) # get average of whole image
---> [14](vscode-notebook-cell:?execution_count=25&line=14) avg_color_per_row = np.average(image_arr, axis=0)
[15](vscode-notebook-cell:?execution_count=25&line=15) avg_color = np.average(avg_color_per_row, axis=0)
[17](vscode-notebook-cell:?execution_count=25&line=17) return (int(avg_color[0]), int(avg_color[1]), int(avg_color[2]))
```
it seems like the quadrant is of shape (3,) which I could not understand why, can you please guide ?