ai-702.ipynb

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   "cell_type": "code",
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   "metadata": {},
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   "source": [
    "%pylab inline\n",
    "data = np.ones((1,3))\n",
    "data[:,:2] = 0.85\n",
    "fig, ax = plt.subplots(figsize=(3,1))\n",
    "# 通过 color 参数可以设置网格线的颜色\n",
    "# 现在的问题是，y = 0.0 这条线应该隐藏\n",
    "# y = 0.5，即底部的边框，应该显示\n",
    "# 请问如何操作\n",
    "ax.grid(color='r')\n",
    "ax.imshow(data, cmap='gray', vmin=0, vmax=1)"
   ]
  }
 ],
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