{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "0",
   "metadata": {},
   "source": [
    "# Usage | 3. Existing bike network\n",
    "This notebook explains how growbikenet can extend an existing bike network.  \n",
    "Parameters covered: `existing_network_spacing`"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "c5c4f71c-7929-44f0-9b3e-132f4f61db9a",
   "metadata": {},
   "source": [
    "We start every Usage notebook with the standard way of importing growbikenet:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "847b5d2e-b20e-4faa-b8bd-24c98103c34c",
   "metadata": {},
   "outputs": [],
   "source": [
    "import growbikenet as gbn"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f9bcb0a8-e96f-4097-9fe2-302179e86c5d",
   "metadata": {
    "editable": true,
    "slideshow": {
     "slide_type": ""
    },
    "tags": []
   },
   "source": [
    "We are going to work with Riga. Downloading its street network for further use:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "a58bd699-7d21-4631-b425-e74dd2bb5336",
   "metadata": {
    "editable": true,
    "slideshow": {
     "slide_type": ""
    },
    "tags": []
   },
   "outputs": [],
   "source": [
    "import osmnx as ox\n",
    "g = ox.graph_from_place(\"Riga\", network_type='drive')\n",
    "ox.io.save_graph_geopackage(g.to_undirected(), \"Riga_streets.gpkg\")"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3 (ipykernel)",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.12.13"
  },
  "widgets": {
   "application/vnd.jupyter.widget-state+json": {
    "state": {},
    "version_major": 2,
    "version_minor": 0
   }
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}