颜色(Colors): 基础颜色: character color 'b' blue 'g' green 'r' red 'c' cyan 'm' magenta 'y' yellow 'k' black 'w' white 此外,matplotlib也支持HTML颜色,可参考:http://www.runoob.com/html/html-colorvalues.html. (注:可直接上网搜索 ”HTML color names“) 也可用命令将其调出: import matplotlib
no display name and no $DISPLAY environment variable ============================ @Neil's answer is one (perfectly valid!) way of doing it, but you can also simply call matplotlib.use('Agg') before importing matplotlib.pyplot, and then continue as no