Bug summary

Using ax.annotate to plot arrow with widthB, but the width of the arrow is not equal to the widthB

Code for reproduction

import matplotlib.pyplot as plt

fig, ax = plt.subplots(figsize=(8, 8), dpi=72)
ax.set_xlim(0, 8)
ax.set_ylim(0, 8)
ax.annotate("Test", xy=(3, 2),
            xytext=(0, 2),
            textcoords="offset points",
            ha='center', va='bottom',
            arrowprops=dict(arrowstyle="-[, widthB = 2"))
plt.show()

Actual outcome

Expected outcome

expect the width is equal to 2

Additional information

No response

Operating system

No response

Matplotlib Version

3.7.2

Matplotlib Backend

MacOSX

Python version

Python 3.11.4

Jupyter version

No response

Installation

None