在简介里介绍了很多了，这里补充一点
Axes包含一个属性patch，是Axes对应的方框，可以用来设置Axes的相关属性
ax = fig.add_subplot()
rect = ax.patch # a Rectangle instance
rect.set_facecolor('green')Axes有以下方法
| Axes helper method | Artist | Container |
|---|---|---|
| annotate - text annotations | Annotation | ax.texts |
| bar - bar charts | Rectangle | ax.patches |
| errorbar - error bar plots | Line2D and Rectangle | ax.lines and ax.patches |
| fill - shared area | Polygon | ax.patches |
| hist - histograms | Rectangle | ax.patches |
| imshow - image data | AxesImage | ax.images |
| legend - Axes legend | Legend | ax.get_legend() |
| plot - xy plots | Line2D | ax.lines |
| scatter - scatter charts | PolyCollection | ax.collections |
| text - text | Text | ax.texts |
Axes有以下属性
| Axes attribute | Description |
|---|---|
| artists | An ArtistList of Artist instances |
| patch | Rectangle instance for Axes background |
| collections | An ArtistList of Collection instances |
| images | An ArtistList of AxesImage |
| lines | An ArtistList of Line2D instances |
| patches | An ArtistList of Patch instances |
| texts | An ArtistList of Text instances |
| xaxis | A matplotlib.axis.XAxis instance |
| yaxis | A matplotlib.axis.YAxis instance |
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