Simple demonstration of talking to a hue hub to control a lamp.

simple_hue_commands.ipynb

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    "import requests\n",
    "\n",
    "hub      = \"philips.lan\"  # or provide the ip address\n",
    "appname  = \"ipytest\"      # call it what you like\n",
    "\n",
    "username = None\n",
    "\n",
    "\n",
    "def query(query_path, body=None):\n",
    "    if body is None:\n",
    "        result = requests.get(\"http://\" + hub + query_path)\n",
    "    else:\n",
    "        result = requests.post(\"http://\" + hub + query_path, json=body)\n",
    "    return result.json()\n",
    "\n",
    "def update(query_path, body=None):\n",
    "    result = requests.put(\"http://\" + hub + query_path, json=body)\n",
    "    return result.json()\n",
    "\n",
    "def register():\n",
    "    global username  # Because we are going to modify it.\n",
    "    while username is None:\n",
    "        result = query(\"/api\", {'devicetype': appname})\n",
    "        status = result[0]\n",
    "        error = status.get('error')\n",
    "        if error:\n",
    "            # Check for code 101, not authorized\n",
    "            if error['type'] == 101:\n",
    "                input(\"NOT AUTHORIZED! \"\n",
    "                      \"Press the button on your hub and hit return.\")\n",
    "                continue\n",
    "            raise Exception(\"Unknown error from hub: \" + str(error))\n",
    "\n",
    "        success = status['success']\n",
    "        username = success['username']\n",
    "        print(\"* Registered as\", username)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
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   "source": [
    "def hue_query(query_path, body=None):\n",
    "    register()\n",
    "    full_path = \"/api/\" + username + query_path\n",
    "    return query(full_path, body)\n",
    "\n",
    "def hue_update(query_path, body=None):\n",
    "    register()\n",
    "    full_path = \"/api/\" + username + query_path\n",
    "    return update(full_path, body)"
   ]
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   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Find the light you want...\n",
    "for lightId, light in hue_query(\"/lights\").items():\n",
    "    print(\"%04s  =  %s\" % (lightId, light[\"name\"]))\n",
    "\n",
    "lamp = str(input(\"Enter the ID (from the left) of the light you want: \"))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from pprint import pprint\n",
    "pprint(hue_query(\"/lights/\"+lamp)['state'])\n",
    "pprint(hue_update(\"/lights/\"+lamp+\"/state\", body={'on': True}))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import time\n",
    "time.sleep(5)\n",
    "# quick on and off\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"on\": True, \"bri\":254, \"sat\":0, \"transitiontime\":0})\n",
    "time.sleep(3)\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"on\": False, \"transitiontime\":0})\n",
    "time.sleep(4)\n",
    "\n",
    "# slow on and off\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"on\": True, \"bri\":254, \"sat\":0, \"transitiontime\":15})\n",
    "time.sleep(3)\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"on\": False, \"bri\":0, \"sat\":0, \"hue\":1000, \"transitiontime\":15})\n",
    "time.sleep(4)\n",
    "\n",
    "# some color effects\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"hue\":30000, \"transitiontime\":0})  # set the initial hue\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"on\": True, \"bri\":254, \"sat\":254, \"hue\":60000, \"transitiontime\":50})\n",
    "time.sleep(5)\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"hue\":1000, \"transitiontime\":50})\n",
    "time.sleep(5)\n",
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"ct\": 153, \"transitiontime\":50})\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "hue_update(\"/lights/\"+lamp+\"/state\", body={\"on\": False})"
   ]
  },
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   "cell_type": "code",
   "execution_count": null,
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    "collapsed": true
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