{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Using GeoPandas via the pandas \"geo\" accessor\n",
    "\n",
    "GeoPandas can be used from pandas with the \"geo\" accessor, which is registered on `pandas.Series` when `geopandas.accessors` is first imported."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Import geopandas.accessors to register the \"geo\" accessor.\n",
    "import geopandas.accessors  # noqa # pylint: disable=unused-import\n",
    "import pandas as pd\n",
    "from shapely import Point"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Using the Series.geo accessor\n",
    "\n",
    "Construct a Series using the GeometryDtype."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    POINT (1 2)\n",
       "1    POINT (3 4)\n",
       "2    POINT (5 6)\n",
       "dtype: geometry"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "s = pd.Series(\n",
    "    [Point(1, 2), Point(3, 4), Point(5, 6)],\n",
    "    dtype='geometry',\n",
    ")\n",
    "s"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "All GeoSeries methods and properties are available via the \"geo\" accessor."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    1.0\n",
       "1    3.0\n",
       "2    5.0\n",
       "dtype: float64"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "s.geo.x"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0     4.472136\n",
       "1    10.000000\n",
       "2    15.620499\n",
       "dtype: float64"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "s2 = pd.Series(\n",
    "    [Point(-1, -2), Point(-3, -4), Point(-5, -6)],\n",
    "    dtype='geometry',\n",
    ")\n",
    "s.geo.distance(s2)"
   ]
  }
 ],
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