How to draw vertical lines on a given plot - Stack Overflow If you're plotting a figure with something like fig, ax = plt subplots(), then replace plt vlines or plt axvline with ax vlines or ax axvline, respectively See this answer for horizontal lines with hlines
How To Draw A Vertical Line In Matplotlib? - Python Guides I use plt axvline() for quick markers and plt vlines() when dealing with multiple lines For more customized plotting, ax plot() gives me the flexibility I need Try these methods in your next data project and see how vertical lines can enhance your charts!
Matplotlib: Draw Vertical Lines on Plot - Stack Abuse In this tutorial, we'll take a look at how to draw vertical lines on a Matplotlib plot axis, in Python, using vlines () and axvline (), with practical examples