180220-HK_data_gif.ipynb

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 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Create a animation of price changes over time"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "import os\n",
    "import imageio"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "png_dir = \"./hk_figs/\"\n",
    "images = []\n",
    "\n",
    "for subdir, dirs, files in os.walk(png_dir):\n",
    "    for file in files:\n",
    "        file_path = os.path.join(subdir, file)\n",
    "        if file_path.endswith(\".png\"):\n",
    "            images.append(imageio.imread(file_path))\n",
    "\n",
    "imageio.mimsave('./hk_figs/movie.gif', images, duration=0.07)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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