from pylab import*
name = []
value = []

readFile = open('fichier_test.xls', 'r').read()
eachline = readFile.split('n')
for line in eachline:
    split = line.split(';')
    name.append()
    value.append(split[1])
    value.append(float(split[1]))

pos = arange(len(name))+.5
barh(pos, value, align='center',color='blue')
yticks(pos, name)
show()