#?-*-?coding:?utf-8?-*-
“““
Created?on?Fri?Jan?19?17:35:17?2018

@author:?administrator
“““

import?matplotlib.pyplot?as?plt
from?matplotlib.colors?import?BoundaryNorm
from?matplotlib.ticker?import?MaxNLocator
import?numpy?as?np


#?make?these?smaller?to?increase?the?resolution
dx?dy?=?0.05?0.05

#?generate?2?2d?grids?for?the?x?&?y?bounds
y?x?=?np.mgrid[slice（1?5?+?dy?dy）
????????????????slice（1?5?+?dx?dx）]


z?=?np.sin（x）**10?+?np.cos（10?+?y*x）?*?np.cos（x）

#?x?and?y?are?bounds?so?z?should?be?the?value?*inside*?those?bounds.
#?Therefore?remove?the?last?value?from?the?z?array.
z?=?z[:-1?:-1]
levels?=?MaxNLocator（nbins=15）.tick_values（z.min（）?z.max（））


#?pick?the?desired?colormap?sensible?levels