"""
==============
Dropped spines
==============

Demo of spines offset from the axes (a.k.a. "dropped spines").
"""
import matplotlib.pyplot as plt
import numpy as np


def adjust_spines(ax, visible_spines):
    ax.label_outer(remove_inner_ticks=True)
    ax.grid(color='0.9')

    for loc, spine in ax.spines.items():
        if loc in visible_spines:
            spine.set_position(('outward', 10))  # outward by 10 points
        else:
            spine.set_visible(False)


x = np.linspace(0, 2 * np.pi, 100)

fig, axs = plt.subplots(2, 2)

axs[0, 0].plot(x, np.sin(x))
axs[0, 1].plot(x, np.cos(x))
axs[1, 0].plot(x, -np.cos(x))
axs[1, 1].plot(x, -np.sin(x))

adjust_spines(axs[0, 0], ['left'])
adjust_spines(axs[0, 1], [])
adjust_spines(axs[1, 0], ['left', 'bottom'])
adjust_spines(axs[1, 1], ['bottom'])

plt.show() 

• 2023/12/05 Ver=1.04 Python 3.12.0 (matplotlib 3.8.1)で確認
• 2023/12/05 Ver=1.04 Python 3.11.6 (matplotlib 3.7.1)で確認
• 2023/12/05 Ver=1.01 初版リリース

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