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    {
      "cell_type": "markdown",
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      "source": [
        "\n# 3D errorbars\n\nAn example of using errorbars with upper and lower limits in mplot3d.\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "import matplotlib.pyplot as plt\nimport numpy as np\n\nax = plt.figure().add_subplot(projection='3d')\n\n# setting up a parametric curve\nt = np.arange(0, 2*np.pi+.1, 0.01)\nx, y, z = np.sin(t), np.cos(3*t), np.sin(5*t)\n\nestep = 15\ni = np.arange(t.size)\nzuplims = (i % estep == 0) & (i // estep % 3 == 0)\nzlolims = (i % estep == 0) & (i // estep % 3 == 2)\n\nax.errorbar(x, y, z, 0.2, zuplims=zuplims, zlolims=zlolims, errorevery=estep)\n\nax.set_xlabel(\"X label\")\nax.set_ylabel(\"Y label\")\nax.set_zlabel(\"Z label\")\n\nplt.show()"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        ".. tags::\n   plot-type: 3D,\n   component: error,\n   level: beginner\n\n"
      ]
    }
  ],
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