matplotlib of the draw bar

import numpy as np
import matplotlib.pyplot as mp

# 设置中文字体
mp.rcParams['font.sans-serif'] = ['SimHei']
# mp.rcParams['axes.unicode_minus'] = False


apples = np.array([45, 46, 12, 45, 121, 65, 45, 60, 11, 56, 34, 54])
oranges = np.array([54, 36, 82, 47, 96, 34, 45, 62, 85, 66, 94, 63])
mp.figure('Bar Chart', facecolor='lightgray')
mp.title('Bar Chart', fontsize=16)
mp.xlabel('Month', fontsize=14)
mp.ylabel('Volume', fontsize=14)
mp.tick_params(labelsize=10)
mp.grid(linestyle=':', axis='y')
x = np.arange(12)
a = mp.bar(x - 0.2, apples, 0.4, color='dodgerblue', label='Apple', align='center')
b = mp.bar(x + 0.2, oranges, 0.4, color='OrangeRed ' , label = ' Oranges ' , align = left = ' Center ' )
 # Settings tab 
for I in A + B: 
    H = i.get_height () 
    mp.text (i.get_x () + i.get_width () / 2, H, ' % D ' % int (H), HA = ' Center ' , VA = ' bottom ' ) 
mp.xticks (X, [ " January " , " February " , " March ' , 'April " , " May " , " June " , " July " , " August " , " September " , " October " , " November ' , ' Dec ' ]) 

mp.legend () 
mp.show ()