matplotlib & pandas

Python/matplotlab/gallery/pyplots/pyplot_text.md

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+# Pyplot 文本(Text)
+
+```python
+import numpy as np
+import matplotlib.pyplot as plt
+
+# Fixing random state for reproducibility
+np.random.seed(19680801)
+
+mu, sigma = 100, 15
+x = mu + sigma * np.random.randn(10000)
+
+# the histogram of the data
+n, bins, patches = plt.hist(x, 50, density=True, facecolor='g', alpha=0.75)
+
+
+plt.xlabel('Smarts')
+plt.ylabel('Probability')
+plt.title('Histogram of IQ')
+plt.text(60, .025, r'$\mu=100,\ \sigma=15$')
+plt.axis([40, 160, 0, 0.03])
+plt.grid(True)
+plt.show()
+```
+
+![Pyplot 文本示例](https://matplotlib.org/_images/sphx_glr_pyplot_text_001.png)
+
+## 参考
+
+此示例显示了以下函数、方法、类和模块的使用：
+
+```python
+import matplotlib
+matplotlib.pyplot.hist
+matplotlib.pyplot.xlabel
+matplotlib.pyplot.ylabel
+matplotlib.pyplot.text
+matplotlib.pyplot.grid
+matplotlib.pyplot.show
+```
+
+## 下载这个示例
+            
+- [下载python源码: pyplot_text.py](https://matplotlib.org/_downloads/pyplot_text.py)
+- [下载Jupyter notebook: pyplot_text.ipynb](https://matplotlib.org/_downloads/pyplot_text.ipynb)