Create spider_plot.py

spider_plot.py

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+def spider_plot(df):
+  import matplotlib.pyplot as plt
+  import pandas as pd
+  from math import pi
+      
+  # number of variable
+  categories=list(df)
+  N = len(categories)
+   
+  # We are going to plot the first line of the data frame.
+  # But we need to repeat the first value to close the circular graph:
+  values=df.loc[0].values.flatten().tolist()
+  values += values[:1]
+  values
+   
+  # What will be the angle of each axis in the plot? (we divide the plot / number of variable)
+  angles = [n / float(N) * 2 * pi for n in range(N)]
+  angles += angles[:1]
+   
+  # Initialise the spider plot
+  ax = plt.subplot(111, polar=True)
+   
+  # Draw one axe per variable + add labels
+  plt.xticks(angles[:-1], categories, color='grey', size=8)
+   
+  # Draw ylabels
+  ax.set_rlabel_position(0)
+  plt.yticks([10,20,30], ["10","20","30"], color="grey", size=7)
+  plt.ylim(0,1)
+   
+  # Plot data
+  ax.plot(angles, values, linewidth=1, linestyle='solid')
+   
+  # Fill area
+  ax.fill(angles, values, 'b', alpha=0.1)
+  
+  # Show the graph
+  plt.show()
+