多个绘图示例

演示多个绘图并设置图形样式。

import matplotlib.pyplot as plt

ax = plt.subplot(2, 1, 1)
ax.set_xticklabels([])
ax.set_yticklabels([])


# Add a title and a box around it
from matplotlib.patches import FancyBboxPatch

ax = plt.gca()
ax.add_patch(
    FancyBboxPatch(
        (-0.05, 0.72),
        width=0.66,
        height=0.34,
        clip_on=False,
        boxstyle="square,pad=0",
        zorder=3,
        facecolor="white",
        alpha=1.0,
        transform=plt.gca().transAxes,
    )
)

plt.text(
    -0.05,
    1.02,
    " Multiplot:     plt.subplot(...)\n",
    horizontalalignment="left",
    verticalalignment="top",
    size="xx-large",
    transform=ax.transAxes,
)
plt.text(
    -0.05,
    1.01,
    "\n\n    Plot several plots at once ",
    horizontalalignment="left",
    verticalalignment="top",
    size="large",
    transform=ax.transAxes,
)

ax = plt.subplot(2, 2, 3)
ax.set_xticklabels([])
ax.set_yticklabels([])

ax = plt.subplot(2, 2, 4)
ax.set_xticklabels([])
ax.set_yticklabels([])

plt.show()