from mpl_toolkits.axes_grid1.axes_grid import ImageGrid


def test_rotation_mode(fig, mode, subplot_location):
    ha_list = "left center right".split()
    va_list = "top center baseline bottom".split()
    grid = ImageGrid(fig, subplot_location,
                     nrows_ncols=(len(va_list), len(ha_list)),
                     share_all=True, aspect=True,
                     #label_mode='1',
                     cbar_mode=None)

    for ha, ax in zip(ha_list, grid.axes_row[-1]):
        ax.axis["bottom"].label.set_text(ha)

    grid.axes_row[0][1].set_title(mode, size="large")

    for va, ax in zip(va_list, grid.axes_column[0]):
        ax.axis["left"].label.set_text(va)

    i = 0
    for va in va_list:
        for ha in ha_list:
            ax = grid[i]
            for axis in ax.axis.values():
                axis.toggle(ticks=False, ticklabels=False)

            ax.text(0.5, 0.5, "Tpg",
                    size="large", rotation=40,
                    bbox=dict(boxstyle="square,pad=0.",
                              ec="none", fc="0.5", alpha=0.5),
                    ha=ha, va=va,
                    rotation_mode=mode)
            ax.axvline(0.5)
            ax.axhline(0.5)
            i += 1

if 1:
    import matplotlib.pyplot as plt
    fig = plt.figure(1, figsize=(5.5, 4))
    fig.clf()

    test_rotation_mode(fig, "default", 121)
    test_rotation_mode(fig, "anchor", 122)
    plt.show() 

• 2023/04/02 Ver=1.03 Python 3.11.2 で確認
• 2020/10/31 Ver=1.01 Python 3.7.8 で確認
• 2018/12/01 Ver=1.01 初版リリース

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