详解Python Matplot中文显示完美解决方案

import matplotlib.pyplot as plt
from matplotlib.font_manager import FontManager
from pylab import mpl
import subprocess

def get_matplot_zh_font():
 fm = FontManager()
 mat_fonts = set(f.name for f in fm.ttflist)

 output = subprocess.check_output('fc-list :lang=zh -f "%{family}\n"', shell=True)
 zh_fonts = set(f.split(',', 1)[0] for f in output.split('\n'))
 available = list(mat_fonts & zh_fonts)

 print '*' * 10, '可用的字体', '*' * 10
 for f in available:
 print f
 return available

def set_matplot_zh_font():
 available = get_matplot_zh_font()
 if len(available) > 0:
 mpl.rcParams['font.sans-serif'] = [available[0]] # 指定默认字体
 mpl.rcParams['axes.unicode_minus'] = False # 解决保存图像是负号'-'显示为方块的问题