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   "source": [
    "# Support Classes for SQL\n",
    "To help me insert records and translate our Mongo JSON records, I created a couple of classes. This is just an example to show off a very simple approach for managing SQL-like objects in python."
   ]
  },
  {
   "cell_type": "code",
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   "source": [
    "class User():\n",
    "    def __init__(self, user, format='json'):\n",
    "        \"\"\"Load in json data into our object\n",
    "        Args:\n",
    "            user - serialized object\n",
    "            format (str) - what format is the serialized object\n",
    "        \"\"\"\n",
    "        if format == 'json':\n",
    "            self.load_json(user)\n",
    "\n",
    "    def load_json(self, user):\n",
    "        \"\"\"Load data from JSON object\n",
    "        Args:\n",
    "            user (dict) - json of object\n",
    "        \"\"\"\n",
    "        self.created_at = parse(user['created_at'])\n",
    "        self.description = user.get('description', None)\n",
    "        self.favorites_count = user.get('favourites_count', None)\n",
    "        self.friends_count = user.get('friends_count', None)\n",
    "        self.id = user['id_str']\n",
    "        self.listed_count = user.get('listed_count', None)\n",
    "        self.location = user.get('location', None)\n",
    "        self.name = user['name']\n",
    "        self.screen_name = user['screen_name']\n",
    "        self.statuses_count = user['statuses_count']\n",
    "        self.url = user.get('url', None)\n",
    "        self.verified = user.get('verified', None)\n",
    "\n",
    "    def get_values(self):\n",
    "        \"\"\"Get the values used for inseritng a SQL record\n",
    "        Returns:\n",
    "            tuple - tuple in ordered format for SQL table\n",
    "        \"\"\"\n",
    "        values = (self.created_at, self.description, self.favorites_count,\n",
    "         self.friends_count, self.id, self.listed_count, self.location,\n",
    "         self.name, self.screen_name, self.statuses_count, self.url, self.verified)\n",
    "\n",
    "        return values\n",
    "\n",
    "    def get_insert_query(self):\n",
    "        \"\"\"Get the string SQL insert statement\n",
    "        Returns:\n",
    "            str - insert statement\n",
    "        \"\"\"\n",
    "        user_insert = f\"\"\"INSERT INTO users VALUES (%s, %s, %s, %s, %s, %s, %s, %s,\n",
    "            %s, %s, %s, %s)\"\"\"\n",
    "        return user_insert\n",
    "\n",
    "    def existence_query(self):\n",
    "        \"\"\"Checks if the object already exists in the database\n",
    "        Returns:\n",
    "            str - existence query\n",
    "        \"\"\"\n",
    "        user_exists = f\"\"\"SELECT user_id FROM users WHERE user_id={self.id}\"\"\"\n",
    "        return user_exists\n"
   ]
  }
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