matplotlib 3.5.1

>>> """
==================
Styling text boxes
==================

This example shows how to style text boxes using *bbox* parameters.
"""
... import matplotlib.pyplot as plt
... 
... plt.text(0.6, 0.7, "eggs", size=50, rotation=30.,
...  ha="center", va="center",
...  bbox=dict(boxstyle="round",
...  ec=(1., 0.5, 0.5),
...  fc=(1., 0.8, 0.8),
...  )
...  )
... 
... plt.text(0.55, 0.6, "spam", size=50, rotation=-25.,
...  ha="right", va="top",
...  bbox=dict(boxstyle="square",
...  ec=(1., 0.5, 0.5),
...  fc=(1., 0.8, 0.8),
...  )
...  )
... 
... plt.show()
...