00 - Book Rating Radar Plots

In [129]:

    

%matplotlib inline
import matplotlib.pyplot as plt
import pandas as pd
import seaborn as sns
import numpy as np


    

In [130]:

    

ratings = pd.read_csv('ratings.csv')
ratings.columns = [x.replace('_', ' ') for x in ratings.columns]
ratings['plot_title'] = ratings.apply(lambda x: "{}\nby {}".format(x.Title, x.Author),
                                      axis=1)
ratings = ratings.set_index(['Author', 'Title'], drop=True)
ratings


    

    
Out[130]:







  

    

      

      

      
Immersive
      
Plot
      
Originality
      
Prose
      
Characters
      
Enjoyment
      
plot_title
    
    

      
Author
      
Title
      

      

      

      

      

      

      

    
  
  

    

      
Neil Gaiman
      
The Ocean at the End of the Lane
      
3
      
5
      
2
      
5
      
4
      
2
      
The Ocean at the End of the Lane\nby Neil Gaiman
    
    

      
Tom Sweterlitsch
      
The Gone World
      
4
      
5
      
6
      
4
      
2
      
5
      
The Gone World\nby Tom Sweterlitsch
    
    

      
Michelle McNamara
      
I'll Be Gone in the Dark
      
4
      
5
      
4
      
3
      
2
      
5
      
I'll Be Gone in the Dark\nby Michelle McNamara
    
    

      
Ted Chiang
      
Exhalation: Stories
      
5
      
6
      
6
      
3
      
2
      
6
      
Exhalation: Stories\nby Ted Chiang
    
    

      
Neal Stephenson
      
Fall, or Dodge in Hell
      
4
      
2
      
5
      
3
      
1
      
2
      
Fall, or Dodge in Hell\nby Neal Stephenson
    
    

      
Blake Crouch
      
Recursion
      
4
      
5
      
5
      
4
      
4
      
5
      
Recursion\nby Blake Crouch
    
  

In [131]:

    

labels = [x.replace(' ', '\n') for x in ratings.columns[:-1]]
for i in range(len(ratings)):
    stats = ratings.iloc[i, :-1].values
    angles = np.linspace(0, 2*np.pi, len(labels), endpoint=False)

    stats = np.concatenate((stats,[stats[0]]))
    angles = np.concatenate((angles,[angles[0]]))

    fig = plt.figure(figsize=(5,5))
    ax = fig.add_subplot(111, polar=True)
    ax.plot(angles, stats, 'o-', linewidth=2)
    ax.fill(angles, stats, alpha=0.25)
    ax.set_thetagrids(angles * 180/np.pi, labels)
    ax.set_rlabel_position(-90)
    ax.set_theta_zero_location(loc="NW", offset=15)
    ax.set_rmax(6)
    ax.tick_params(pad=10)
    ax.set_title(ratings.iloc[i].plot_title, pad=40)
    ax.grid(True)
    plt.tight_layout()
    plt.savefig('{}.png'.format(ratings.iloc[i].plot_title))
    plt.show()


    

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