stacked_chart_from_dictionary.py

import numpy as np
import matplotlib.pyplot as plt

valeurs = {"p1":[0.4, 0.55, 0.05, 0.0], "p2":[0.2, 0.3, 0.5, 0.0], "p3":[0.4, 0.2, 0.2, 0.2], "p4":[0.2, 0.2, 0.2, 0.4], "p5":[0.4, 0.55, 0.05, 0.0], "p6":[0.4, 0.55, 0.05, 0.0], "p7":[0.4, 0.55, 0.05, 0.0]}
colours = ['b','g','r','c','m','y','k']

valeurs2 = dict()

for key in valeurs.keys():
    #print(key)
    list_temp = list()
    for item in valeurs[key]:
        list_temp.append(int(item*100))
    valeurs2[key] = list_temp

    #for value in valeurs
    

for key,vals in valeurs2.items():
    print(key,vals)
    
    for i in range(0,len(vals)):        
        if i == 0:
            previous = 0
            plt.bar(x=key, height=vals[i],bottom=previous,color=colours[i])
            
        else:         
            previous = vals[i-1] + previous
            plt.bar(x=key, height=vals[i],bottom=previous,color=colours[i])
            
plt.xticks(range(len(valeurs2)), valeurs2.keys())

plt.show()