{
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  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {
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   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>id</th>\n",
       "      <th>username</th>\n",
       "      <th>first_name</th>\n",
       "      <th>last_name</th>\n",
       "      <th>birth_year</th>\n",
       "      <th>points</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>39</th>\n",
       "      <td>40</td>\n",
       "      <td>christopher.parker</td>\n",
       "      <td>Christopher</td>\n",
       "      <td>Parker</td>\n",
       "      <td>1982</td>\n",
       "      <td>4</td>\n",
       "      <td>christopher.parker@example.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>49</th>\n",
       "      <td>50</td>\n",
       "      <td>christian.sawyer</td>\n",
       "      <td>Christian</td>\n",
       "      <td>Sawyer</td>\n",
       "      <td>1993</td>\n",
       "      <td>12</td>\n",
       "      <td>christian.sawyer@example.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>54</th>\n",
       "      <td>55</td>\n",
       "      <td>charles.ryder</td>\n",
       "      <td>Charles</td>\n",
       "      <td>Ryder</td>\n",
       "      <td>1984</td>\n",
       "      <td>15</td>\n",
       "      <td>charles.ryder@example.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "    id            username   first_name last_name  birth_year  points  \\\n",
       "39  40  christopher.parker  Christopher    Parker        1982       4   \n",
       "49  50    christian.sawyer    Christian    Sawyer        1993      12   \n",
       "54  55       charles.ryder      Charles     Ryder        1984      15   \n",
       "\n",
       "                             email  \n",
       "39  christopher.parker@example.com  \n",
       "49    christian.sawyer@example.com  \n",
       "54       charles.ryder@example.com  "
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "users[users[\"first_name\"].str.startswith('Ch')]"
   ]
  }
 ],
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