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        "\n# Draw regions that span an Axes\n\n`~.Axes.axhspan` and `~.Axes.axvspan` draw rectangles that span the Axes in either\nthe horizontal or vertical direction and are bounded in the other direction. They are\noften used to highlight data regions.\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
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      "source": [
        "import matplotlib.pyplot as plt\nimport numpy as np\n\nfig, (ax1, ax2) = plt.subplots(1, 2, figsize=(7, 3))\n\nnp.random.seed(19680801)\ns = 2.9 * np.convolve(np.random.randn(500), np.ones(30) / 30, mode='valid')\nax1.plot(s)\nax1.axhspan(-1, 1, alpha=0.1)\nax1.set(ylim=(-1.5, 1.5), title=\"axhspan\")\n\n\nmu = 8\nsigma = 2\nx = np.linspace(0, 16, 401)\ny = np.exp(-((x-mu)**2)/(2*sigma**2))\nax2.axvspan(mu-2*sigma, mu-sigma, color='0.95')\nax2.axvspan(mu-sigma, mu+sigma, color='0.9')\nax2.axvspan(mu+sigma, mu+2*sigma, color='0.95')\nax2.axvline(mu, color='darkgrey', linestyle='--')\nax2.plot(x, y)\nax2.set(title=\"axvspan\")\n\nplt.show()"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        ".. admonition:: References\n\n   The use of the following functions, methods, classes and modules is shown\n   in this example:\n\n   - `matplotlib.axes.Axes.axhspan` / `matplotlib.pyplot.axhspan`\n   - `matplotlib.axes.Axes.axvspan` / `matplotlib.pyplot.axvspan`\n\n\n.. seealso::\n\n   `~.Axes.axhline`, `~.Axes.axvline`, `~.Axes.axline` draw infinite lines.\n\n.. tags::\n\n   styling: shape\n   plot-type: line\n   level: beginner\n\n"
      ]
    }
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