Matplotlib histogram

from matplotlib import pyplot as plt

a=[131,106,109,121,101,116,119,116,134,143,146,149,150,147,178,157,163,169,134,127,128,129,131,98,125,131,124,139,123,155,96,98,105,174,146,156,131,114,114,165,167,113,144,136,148,94,134,167,104]

# Compute arrays 
d=3
# Number of split groups 
num_bins=(max(a)-min(a))//d
print(max(a),min(a),max(a)-min(a))
print(num_bins)

# Set the size of the graph 
plt.figure(figsize=(20,8),dpi=80)


plt.hist(a,num_bins,density=1)


# Set up x Axis scale 
plt.xticks(range(min(a),max(a)+d,d))
plt.grid()

plt.show()

Histogram
Movie box office

from matplotlib import pyplot as plt
plt.rcParams['font.sans-serif'] = ['Microsoft YaHei']

a=[" Warwolf 2"," Fast and furious 8"," Kung Fu Yoga "," The west journey fu demon "," The transformers 5： The last Knight "," Wrestling, Dad "]
b=[56.01,       26.94,   17.53,     16.49,              15.45,     12.96]


# Set graphic size 
plt.figure(figsize=(20,12),dpi=80)
# Draw a bar graph 
plt.bar(a,b,width=0.3)
plt.xticks(a,a)
plt.show()