轴方向演示步骤03

import matplotlib.pyplot as pltimport mpl_toolkits.axisartist as axisartistdef setup_axes(fig, rect): ax = axisartist.Subplot(fig, rect) fig.add_axes(ax) ax.set_ylim(-0.1, 1.5) ax.set_yticks([0, 1]) #ax.axis[:].toggle(all=False) #ax.axis[:].line.set_visible(False) ax.axis[:].set_visible(False) ax.axis["x"] = ax.new_floating_axis(1, 0.5) ax.axis["x"].set_axisline_style("->", size=1.5) return axfig = plt.figure(figsize=(6, 2.5))fig.subplots_adjust(bottom=0.2, top=0.8)ax1 = setup_axes(fig, "121")ax1.axis["x"].label.set_text("Label")ax1.axis["x"].toggle(ticklabels=False)ax1.axis["x"].set_axislabel_direction("+")ax1.annotate("label direction=$+$", (0.5, 0), xycoords="axes fraction", xytext=(0, -10), textcoords="offset points", va="top", ha="center")ax2 = setup_axes(fig, "122")ax2.axis["x"].label.set_text("Label")ax2.axis["x"].toggle(ticklabels=False)ax2.axis["x"].set_axislabel_direction("-")ax2.annotate("label direction=$-$", (0.5, 0), xycoords="axes fraction", xytext=(0, -10), textcoords="offset points", va="top", ha="center")plt.show()
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