plot sin 动态配置rc settings

• 坐标轴颜色
• 线的颜色
• 绘图前景色

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Code

#!/usr/bin/env python

# -*- coding: utf-8 -*-

import numpy as np

import matplotlib

import matplotlib.pyplot as plt

# Data to be represented

X = np.linspace(-np.pi,+np.pi,256)

Y = np.sin(X)

# Configuration via RC

matplotlib.rc('axes', facecolor = 'grey')

matplotlib.rc('axes', edgecolor = 'white')

matplotlib.rc('xtick', color = 'white')

matplotlib.rc('ytick', color = 'white')

matplotlib.rc('figure', facecolor = 'grey')

matplotlib.rc('savefig', facecolor = 'grey')

# Actual plotting

fig = plt.figure(figsize=(8,6), dpi=72)

axes = plt.subplot(111)

axes.plot(X,Y, color = 'yellow', linewidth=2, linestyle="-")

axes.set_xlim(1.1*X.min(), 1.1*X.max())

axes.set_ylim(1.1*Y.min(), 1.1*Y.max())

axes.spines['bottom'].set_position(('data',0))

axes.xaxis.set_ticks_position('bottom')

axes.spines['left'].set_position(('data',0))

axes.yaxis.set_ticks_position('left')

axes.spines['top'].set_color('none')

axes.spines['right'].set_color('none')

plt.show()

Keypoints

Result