Changer la taille de la police dans la légende (matplotlib)

Pour changer la taille de la police dans une légende sous matplotlib il suffit d'ajouter le mot clé "prop" (i.e. plt.legend(prop={'size':12}) dans la fonction pyplot: legend comme dans cette exemple

from numpy import *

import matplotlib.pyplot as plt

plt.figure()

c2 = array([ 0.        ,  0.        ,  0.        ,  0.        ,  0.        ,
        0.00071727,  0.0009723 ,  0.00130702,  0.00132296,  0.00180114,
        0.00202429,  0.00226338,  0.00269374,  0.00277344,  0.00285314,
        0.0037298 ,  0.00416016,  0.0050687 ,  0.00616851,  0.00672639,
        0.00820874,  0.01036055,  0.01110969,  0.0113966 ,  0.01480761,
        0.01581179,  0.01732602,  0.01949377,  0.02344671,  0.02677803,
        0.02827632,  0.03030062,  0.03163952,  0.02999777,  0.02719245,
        0.02523192,  0.02264975,  0.02013134,  0.0196691 ,  0.01745354,
        0.01526985,  0.01283114,  0.01099812,  0.01036055,  0.00911728,
        0.00820874,  0.00776244,  0.00680608,  0.00564251,  0.0054353 ,
        0.00476585,  0.00420798,  0.00393701,  0.00329944,  0.00277344,
        0.00259811,  0.00219962,  0.00189678,  0.00192866,  0.00143454])

c5 = array([ 0.        ,  0.        ,  0.        ,  0.        ,  0.        ,
        0.02591731,  0.02910517,  0.0321177 ,  0.03275527,  0.03068316,
        0.026523  ,  0.02266569,  0.01906341,  0.01560458,  0.01456852,
        0.01440913,  0.01397877,  0.01377156,  0.01203417,  0.01099812,
        0.0101374 ,  0.01032867,  0.00881443,  0.00781026,  0.00793777,
        0.00694954,  0.00612069,  0.00489337,  0.00508464,  0.00428767,
        0.00395295,  0.00344289,  0.00310816,  0.00301253,  0.00210399,
        0.00188084,  0.00172144,  0.00168957,  0.00108387,  0.0014186 ,
        0.00113169,  0.00100418,  0.0009723 ,  0.00082884,  0.00070133,
        0.00087666,  0.00060569,  0.00078103,  0.00078103,  0.00066945,
        0.0003666 ,  0.000526  ,  0.00055788,  0.0004463 ,  0.00046224,
        0.00051006,  0.00039848,  0.00027097,  0.00054194,  0.00025503])

left = arange(0,60,1)

bar1 =  plt.bar(left, c2, width=0.5, bottom=0,  color=(0.65098041296005249, 0.80784314870834351, 0.89019608497619629, 1.0), label='CALIOP: Ice')
bar2 = plt.bar(left+0.5, c5, width=0.5, bottom=0,  color=(0.69411766529083252, 0.3490196168422699, 0.15686275064945221, 1.0), label='CALIOP: Liquid')

plt.xlabel(r'Forced Ice Re at $2.1\mu m$')
plt.ylabel("Probability Distribution")

plt.legend()

plt.savefig('LegendFontSize1.png')

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