qhub-dask-worker-environment-variable-example

qhub-dask-worker-environment-variable-example.ipynb

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   "source": [
    "from dask.distributed import Client\n",
    "import dask_gateway\n",
    "\n",
    "gateway = dask_gateway.Gateway()\n",
    "options = gateway.cluster_options()"
   ]
  },
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       "VBox(children=(HTML(value='<h2>Cluster Options</h2>'), GridBox(children=(HTML(value=\"<p style='font-weight: bo…"
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     "output_type": "display_data"
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   "source": [
    "options"
   ]
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   "cell_type": "code",
   "execution_count": 3,
   "id": "c6dc4e4f-980f-4c52-8154-5fff145346f3",
   "metadata": {},
   "outputs": [],
   "source": [
    "env_vars = {\n",
    "    \"AMIT\": \"KUMAR\",\n",
    "    \"ENV_1\": \"VALUE_1\"\n",
    "}\n",
    "options.environment_vars = env_vars"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "d5da2b34-1c7b-4e59-ac8c-791fa8b46912",
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     "data": {
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       "<table style=\"border: 2px solid white;\">\n",
       "<tr>\n",
       "<td style=\"vertical-align: top; border: 0px solid white\">\n",
       "<h3 style=\"text-align: left;\">Client</h3>\n",
       "<ul style=\"text-align: left; list-style: none; margin: 0; padding: 0;\">\n",
       "  <li><b>Scheduler: </b>gateway://qhub-amit-aws.qhub.dev:8786/dev.6f13f27a129246c88e0bd9a868c31bf5</li>\n",
       "  <li><b>Dashboard: </b><a href='https://qhub-amit-aws.qhub.dev/gateway/clusters/dev.6f13f27a129246c88e0bd9a868c31bf5/status' target='_blank'>https://qhub-amit-aws.qhub.dev/gateway/clusters/dev.6f13f27a129246c88e0bd9a868c31bf5/status</a></li>\n",
       "</ul>\n",
       "</td>\n",
       "<td style=\"vertical-align: top; border: 0px solid white\">\n",
       "<h3 style=\"text-align: left;\">Cluster</h3>\n",
       "<ul style=\"text-align: left; list-style:none; margin: 0; padding: 0;\">\n",
       "  <li><b>Workers: </b>0</li>\n",
       "  <li><b>Cores: </b>0</li>\n",
       "  <li><b>Memory: </b>0 B</li>\n",
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       "<Client: 'tls://10.10.1.28:8786' processes=0 threads=0, memory=0 B>"
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     "execution_count": 4,
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   ],
   "source": [
    "cluster = gateway.new_cluster(options)\n",
    "cluster.scale(1)\n",
    "client = Client(cluster)\n",
    "client"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "ea7501dd-4c34-4b23-b049-80767ad53f84",
   "metadata": {},
   "outputs": [],
   "source": [
    "def func():\n",
    "    import os\n",
    "    return os.environ"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "c76f6262-55e4-4b12-a319-b6504e031368",
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   "outputs": [
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      "text/html": [
       "<b>Future: func</b> <font color=\"gray\">status: </font><font color=\"black\">pending</font>, <font color=\"gray\">key: </font>func-12e19fd149fc0661fbb8ea46bb18b4b2"
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     "execution_count": 6,
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   "source": [
    "f = client.submit(func)\n",
    "f"
   ]
  },
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   "cell_type": "code",
   "execution_count": 7,
   "id": "9d404f79-5665-41e6-a9ea-b268acddf223",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'KUMAR'"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
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   ],
   "source": [
    "f.result()['AMIT']"
   ]
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   "cell_type": "code",
   "execution_count": 8,
   "id": "a513b89d-453e-4ca9-a9d3-0d818ffdcf73",
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    {
     "data": {
      "text/plain": [
       "'VALUE_1'"
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     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
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   "source": [
    "f.result()['ENV_1']"
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   "execution_count": null,
   "id": "66296e22-ccba-4cc2-89ec-9d89e10262e1",
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