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      "source": [
        "\n# Quiver Simple Demo\n\nA simple example of a `~.axes.Axes.quiver` plot with a `~.axes.Axes.quiverkey`.\n\nFor more advanced options refer to\n:doc:`/gallery/images_contours_and_fields/quiver_demo`.\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
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      },
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      "source": [
        "import matplotlib.pyplot as plt\nimport numpy as np\n\nX = np.arange(-10, 10, 1)\nY = np.arange(-10, 10, 1)\nU, V = np.meshgrid(X, Y)\n\nfig, ax = plt.subplots()\nq = ax.quiver(X, Y, U, V)\nax.quiverkey(q, X=0.3, Y=1.1, U=10,\n             label='Quiver key, length = 10', labelpos='E')\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.quiver` / `matplotlib.pyplot.quiver`\n   - `matplotlib.axes.Axes.quiverkey` / `matplotlib.pyplot.quiverkey`\n\n"
      ]
    }
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