matplotlib 3.5.1

>>> """
=========
CapStyle
=========

The `matplotlib._enums.CapStyle` controls how Matplotlib draws the corners
where two different line segments meet. For more details, see the
`~matplotlib._enums.CapStyle` docs.
"""
... 
... import matplotlib.pyplot as plt
... from matplotlib._enums import CapStyle
... 
... CapStyle.demo()
... plt.show()
...