matplotlib.pyplot.hlines # matplotlib.pyplot.hlines(y, xmin, xmax, colors=None, linestyles='solid', *, label='', data=None, **kwargs) [source] # Plot horizontal lines at each y from xmin to xmax. …

Jul 23, 2025 · In Matplotlib, we can draw horizontal lines on a plot to indicate thresholds, reference points or important levels in the data. These lines can be used to highlight specific values for better …

Oct 28, 2015 · Use matplotlib.pyplot.hlines: These methods are applicable to plots generated with seaborn and pandas.DataFrame.plot, which both use matplotlib. Plot multiple horizontal lines by …

Jul 11, 2025 · Learn how to draw horizontal lines in Matplotlib with clear, practical examples. Master plot(), axhline(), and hlines() to enhance your Python plots.

matplotlib.axes.Axes.axhline # Axes.axhline(y=0, xmin=0, xmax=1, **kwargs) [source] # Add a horizontal line spanning the whole or fraction of the Axes. Note: If you want to set x-limits in data coordinates, …

Jul 12, 2025 · Matplotlib is an amazing visualization library in Python for 2D plots of arrays. Matplotlib is a multi-platform data visualization library built on NumPy arrays and designed to work with the …

Sep 17, 2025 · Learn how to draw a horizontal line with text in Matplotlib using Python. Step-by-step methods with full practical code examples for clear data visualization.

Jun 11, 2021 · This tutorial explains how to add a horizontal line to Matplotlib plots, including several examples.

Aug 29, 2025 · Tutorial using Matplotlib to add horizontal and/or vertical lines, with custom styling, to a plot

hlines and vlines # This example showcases the functions hlines and vlines.